WGN-TV Chief Meteorologist Tom Skilling and the WGN Weather Center staff provide daily coverage of weather in the Chicago area.
Archives
- 2009.11.06: Temperatures head to 70 for the first time in 6 weeks
- 2009.11.06: Strong winds ease overnight only to resurge with more warmth Sunday
- 2009.11.06: Frost when temperatures are above freezing
- 2009.11.05: Warm 30+ mph gusts set stage for mildest weekend temps since Sept
- 2009.11.05: Only unexpected clouds could interfere with weekend warmth
- 2009.11.05: Explaining wind direction
- 2009.11.05: Spectacular fall colors in the Hinsdale area
- 2009.11.05: Mushroom-shaped cloud on the east side of Resurrection Bay in Seward, Alaska
- 2009.11.05: Morton Arboretum fall colors update
- 2009.11.05: Tim's Weather World: Mile High City & Mount Kilimanjaro
- 2009.11.04: It can hit 70 this time of year--it did a year ago
- 2009.11.04: Mildest weekend since late September ahead; a late season 70 possible
- 2009.11.04: How rare are big storms on Lake Superior?
- 2009.11.03: It's chilly now--but 9 of 10 years produce more 60s
- 2009.11.03: Late-season warm-up; mildest weekend temperatures since September
- 2009.11.03: Light pollution and starless nights
- 2009.11.03: Last week's Castle Rock, Colorado snowstorm
- 2009.11.02: Chillier temps can't dampen enthusiasm over sun after dreary October
- 2009.11.02: Chicago area may see warmest weekend temperatures in 6 weeks
- 2009.11.02: Why is it usually more cloudy in the autumn than in the summer?
- 2009.11.02: Friday evening's setting sun in Chicago Heights
- 2009.11.02: Friday's sunset was spectacular
- 2009.11.02: The fall colors are out and beautiful in Bensenville
- 2009.11.02: Tim's Weather World: So Long to Soggy October
- 2009.11.01: Warm-up begins later in the week
- 2009.11.01: After a cloudy, wet October: Stats hint at sunnier, drier days ahead
- 2009.11.01: Is 2009 going to set a wet record?
- 2009.10.31: Chicago bids adieu to unusual October
- 2009.10.31: Chicago's changing climate: Wetter
- 2009.10.31: What are November's extremes in Chicago?
- 2009.10.30: October's 7.69" nearly 3 times normal; state logs wettest October since 1941
- 2009.10.30: Halloween to be nippy, but true chill is not yet near the Midwest
- 2009.10.30: Why it still gets colder after the shortest day of the year
- 2009.10.30: Fall color at The Morton Arboretum
- 2009.10.30: Gorgeous fall colors--even in the wind and all the rain--in Hinsdale
- 2009.10.29: Flood watches up as 2nd big rain in a week hits in thundery waves
- 2009.10.29: October the most frequently rainy in 84 years; more downpours ahead
- 2009.10.29: Chicago's winter outlook
- 2009.10.29: Snapshots from Colorado's recent snowstorm
- 2009.10.28: Temperatures to surge in one of the month's rare mild spells--but downpours next!
- 2009.10.28: Thundery downpours threaten fall's 2nd biggest rain
- 2009.10.28: The tsunami threat in Hawaii
- 2009.10.28: Snows are stacking up at Colorado's Snowmass
- 2009.10.27: Windy storm whips up dust up out West; to ignite t-storms here
- 2009.10.27: Warm-up Thursday to ignite storms capable of 'mixing down' powerful gusts
- 2009.10.27: How old are Chicago's weather records?
- 2009.10.27: The beauty of Cantigny
- 2009.10.27: Raspberry pie for Halloween?
- 2009.10.27: Tim's Weather World: "Peephole" Drivers Beware!
- 2009.10.26: Sun welcome after the most rainy October days in 84 years
- 2009.10.26: Windy autumn storm could mean 40 mph gusts Friday and Halloween
- 2009.10.26: If the winds stopped...
- 2009.10.26: Sunrise over Chicago
- 2009.10.26: Great fall shots from Chesterton, Indiana
- 2009.10.26: Beautiful Sunday in Fox River Grove
- 2009.10.25: Chilly October likely to end wet then warm
- 2009.10.25: Thursday's possible high of 70 a bright spot in cloudy, rainy October
- 2009.10.25: World's highest and lowest temperatures
- 2009.10.24: October 70s feast or famine: 1963 vs. 2009
- 2009.10.24: Chicago's soggy October to get even wetter
- 2009.10.24: 1991's "Perfect Storm" in the Atlantic and major Minnesota snowstorm
- 2009.10.24: Chill's back but sun to put in appearance; pattern remains an active one
- 2009.10.24: Month's final week capable of warmth; elevated rain totals next 2 weeks
- 2009.10.24: Frozen Niagra Falls in 1911
- 2009.10.24: Colorado snow
- 2009.10.23: The Wonderful Colors of Fall
- 2009.10.22: Windy downpours hit producing the biggest totals in 2 months
- 2009.10.22: Rainiest October in 30 years; wet pattern not going away
- 2009.10.22: Chicago's winter of 1992-93
- 2009.10.22: Check out these spectacular autumn colors in the Peoria, Illinois area
- 2009.10.22: Cook County's gorgeous fall colors
- 2009.10.22: Beautiful fall colors out in the Mokena area
- 2009.10.21: Month's wettest storm to hit with up to 2 inches of wind-driven rain
- 2009.10.21: Storm brings cool air in, slashing temperatures; colder air Halloween?
- 2009.10.21: Chicago's 80 degree or higher days
- 2009.10.21: Wisconsin's spectacular fall colors near Devil's Lake State Park
- 2009.10.21: Fall colors are out in all their glory at The Morton Arboretum
- 2009.10.21: How'd you like to be here? Check out this gorgeous shot from southwest Colorado's Durango area y
- 2009.10.21: Towering cumulonimbus clouds (thunderheads) offer us a flashback to warmer times
- 2009.10.21: Air traffic leaves its mark on Tuesday's Chicago cloud cover (10/20/2009)
- 2009.10.21: Gorgeous Tuesday evening (10/20) sunset in La Porte County, Indiana
- 2009.10.21: An explosion of fall colors in northwest suburban Crystal Lake
- 2009.10.21: Tim's Weather World: Winter Forecast Is In!
- 2009.10.20: Gusty winds to send temps toward 70-degrees: October warmest
- 2009.10.20: October's wettest storm to hit Thursday/Fri. with wind, drenching rains
- 2009.10.20: November temperature outlook based on Chicago weather history
- 2009.10.20: Beautiful sunset over Kirkland, Illinois
- 2009.10.20: Spectacular lenticular clouds over Palm Springs Wednesday, October 14, 2009
- 2009.10.20: 4 month old Chloe is a loyal viewer!
- 2009.10.19: Sunniest weather in 2 weeks produces 65-degree high; breaks 3 week cool spell
- 2009.10.19: Storm behind warm south winds threatens 2-inch rains
- 2009.10.19: Cool 2009 Chicago temperatures
- 2009.10.19: Finally--some great harvest weather!
- 2009.10.19: A Pilsen community sunset
- 2009.10.19: A drooping saguro cactus
- 2009.10.18: Chilly October will finally see a warm spell
- 2009.10.18: Hurricane Rick to weaken as it approaches Baja California
- 2009.10.18: The origin of the word "meteorology"
- 2009.10.18: Chilly fall temperatures on the upswing
- 2009.10.17: 2000-2009: The decade of few 90s--where's the heat?
- 2009.10.17: October 1954 weather in Chicago
- 2009.10.16: Another chilly day before Sunday warm-up
- 2009.10.16: Don't give up on mild temperatures
- 2009.10.16: Origin of the word "blizzard"
- 2009.10.15: October slips to chilliest in 133 years, becomes city's 2nd coldest
- 2009.10.15: End to record early-season cold spell in sight; temp surge could see 70 degrees
- 2009.10.15: Rain/snow height at Tahoe, California
- 2009.10.15: Lenticular cloud Tuesday (10/13) over Palm Springs, California
- 2009.10.14: Cool surge of this duration usually waits another 5 weeks to occur
- 2009.10.14: No sun until Sunday; windy Monday to push temps to 3 week high
- 2009.10.14: Has Chicago had an October without a 70-degree day?
- 2009.10.14: More shots of fall colors at Morton Arberutum
- 2009.10.14: Clouds hover over the Indiana Dunes
- 2009.10.14: Duffinately School- Kingsley Elementary
- 2009.10.14: Tim's Weather World: Where Are The 50s?
- 2009.10.13: Chill locked in through Saturday; string of daytime 40s a new record
- 2009.10.13: El Nino autumns---like this one---often cool; strong warming Monday could mean mildest temps in 3 weeks
- 2009.10.13: El Nino effects in Hawaii
- 2009.10.13: Early season snow blankets northern Wisconsin
- 2009.10.12: October the coolest in 22 years---4th coolest in 139 years of records
- 2009.10.12: Chilly winds rev up in coming days; Lower 48 sees 3 times the usual snow
- 2009.10.12: Most of our weather moves from the west, but hurricanes in the Atlantic Ocean move to the west. Can you explain this?
- 2009.10.12: Always nothing short of spectacular--the snow covered mountains of British Columbia in Canada
- 2009.10.12: Indiana weekend sunset
- 2009.10.11: Going 'cold turkey' on Columbus Day
- 2009.10.11: Summer persists in Southeast while winter gets a jump-start in Midwest
- 2009.10.11: Warm Halloween in the 1950s
- 2009.10.11: Cold air below ... 'hot air' above!
- 2009.10.10: Chicago Marathon to start on a chilly note
- 2009.10.10: The Great Chicago Fire: High winds spread blaze across tinderbox city
- 2009.10.10: What is the warmest surface temperature at which it can snow?
- 2009.10.10: The start of winter in North Liberty Iowa
- 2009.10.10: Frost and freezing temps arriving 2-plus-weeks earlier than a year ago
- 2009.10.10: Unusual chill hits amid one of the coolest, wettest Octobers on record
- 2009.10.10: Benefits of a cloudy, cool and rainy summer
- 2009.10.09: Check out this sharp demarcation between clear and cloudy skies
- 2009.10.08: Chicago's rain modest compared to half foot totals to the south
- 2009.10.08: Season's coldest air could put growing season on shaky ground
- 2009.10.08: Olympic weather in Rio
- 2009.10.08: Morton Arboretum's spectacular fall colors
- 2009.10.08: This October 10 downpour rolls--with great visual fanfare--into Spring, Texas
- 2009.10.08: Tim's Weather World: Attention Fall Color Freaks
- 2009.10.07: The 2nd storm of the week to be a soaker
- 2009.10.07: Wildly buckled North American jet stream to deliver November-level cool punch
- 2009.10.07: The "eternal spring" weather in Quito, Ecuador
- 2009.10.07: An autumn sky Wednesday above La Fox, Illinois
- 2009.10.07: The moon in Sunday's sky here (9/4/2009)
- 2009.10.07: It's called a "Mackerel Sky' and it was photographed over the IIT Campus Monday evening
- 2009.10.07: Spectacular sunrise over Valparaiso, Indiana Tuesday (10/6/2009)
- 2009.10.07: Wind blown clouds above Trinidad, Colorado
- 2009.10.07: Tuesday's powerful post-frontal winds put white caps on Lake Geneva, WI
- 2009.10.06: Gusts topping 60 mph rip through Chicago
- 2009.10.06: One storm down, a wetter one ahead, then chilliest surge since April
- 2009.10.06: What is the earliest occurrence of measurable snow in Chicago?
- 2009.10.06: Tim's Weather World: Marathon Preview
- 2009.10.05: Chilliest spell in 5 months hangs around
- 2009.10.05: Coming weekend's temperature plunge sends cool weather indexes tumbling
- 2009.10.05: Tornadoes produced by a snowstorm
- 2009.10.05: Snowfall in the Rockies
- 2009.10.05: Stunning fall colors have emerged at the Morton Arboretum
- 2009.10.04: Burst of chilly air is just part of the season
- 2009.10.04: Two shots for rain this week, then cold air descends from the Arctic
- 2009.10.04: Best location for temperate weather
- 2009.10.03: Chicago's coolest weekend since April
- 2009.10.03: Fall colors advance southward across the Midwest
- 2009.10.03: Decreasing the levels of carbon dioxide in the atmosphere
- 2009.10.02: Chicago in for coldest weekend since April
- 2009.10.02: A touch of warmth Tuesday, otherwise cool readings persist
- 2009.10.02: Calculating the height of cumulus clouds
- 2009.10.02: Tim's Weather World: Some Sun For Soldier Field
- 2009.10.01: Rainy weather, cool temperatures
- 2009.10.01: Two storms bring clouds, rain, cool temperatures
- 2009.10.01: Cloud shapes: Why is the bottom flat?
- 2009.10.01: Tom Skilling's September 2009 Alaska pictures
- 2009.09.30: Autumn shift bringing waves of rain to city
- 2009.09.30: Wet storm sweeps across Midwest; Chicago to be drenched
- 2009.09.30: Rain percentage probabilities
- 2009.09.30: Same high and low temperature on the same day in Chicago
- 2009.09.30: Duffy Atkins visits Queen of the Rosary School
- 2009.09.29: Big rainmaker arrives by Thursday evening
- 2009.09.29: Dry September morphs into wet October
- 2009.09.29: What are the effects of El Nino on Chicago's winters?
- 2009.09.29: High waves pound Porter County beach Monday
- 2009.09.29: Cool temperatures, then plenty of rain
- 2009.09.29: Western Storm Takes Aim at Chicago and Midwest
- 2009.09.28: Is there is any place on Earth where blizzards, tornadoes and hurricanes never occur?
- 2009.09.28: Airborne over Huntley
- 2009.09.28: Tim's Weather World: A Bit Blustery
- 2009.09.27: 1st cold, Canadian blast brings rain, storms
- 2009.09.27: Powerful storm system threatens to unseat near-record dry September
- 2009.09.27: When warm and cold fronts collide
- 2009.09.26: Real chill to arrive on gale-force winds
- 2009.09.26: Thrice-landfalling Gloria rakes the eastern seaboard: Sept. 27, 1985
- 2009.09.26: Hurricane Donna 1960
- 2009.09.25: Big changes in the wind for Chicago
- 2009.09.25: Season's coldest air to date arrives Monday on 40 mph gusts
- 2009.09.25: Has it snowed in all 50 states?
- 2009.09.25: Fall colors starting to show in Wisconsin
- 2009.09.24: Temperatures to rise, tumble, then rise again
- 2009.09.24: Say goodbye to the quiet weather
- 2009.09.24: Earth, Sun and Perihelion
- 2009.09.23: Autumn's color show starting in Orland Park
- 2009.09.23: Clouds and showers, then mid-October chill
- 2009.09.23: Southern California under wildfire threat; Atlanta swamped by rains
- 2009.09.23: Weather and Mount Vesuvius eruptions
- 2009.09.23: Tim's Weather World: It's Always Sunny in Seattle?
- 2009.09.22: Big rains bypass Chicago but Madison, Wis. hit with biggest 1-day September rain on record
- 2009.09.22: It's humid---but rains back off until Saturday; windy cool blast by Monday
- 2009.09.22: Has Chicago or any other place ever established a record high and a record low on the same day
- 2009.09.21: Season's first big snows whitening Rockies as warmth takes hold here
- 2009.09.21: Wetter pattern with big 2 week rain totals; chill possible in 1-2 week range
- 2009.09.21: Where do Pacific hurricanes come from?
- 2009.09.21: Season's first organized snow system whitens Colorado mountaintops
- 2009.09.20: Rain, humidity arrive, and mild temperatures remain in Chicago
- 2009.09.20: Autumnal equinox coincides with major weather pattern change
- 2009.09.20: Has Chicago ever gone to extremes?
- 2009.09.19: Chicago's dry streak could come to an end Sunday
- 2009.09.19: Chicago's early outlook for this winter: Slightly warmer and less snowy
- 2009.09.19: Colors of the moon
- 2009.09.19: Waterspout over the Gulf of Mexico
- 2009.09.18: End of Chicago's rain-free streak in sight
- 2009.09.18: Moisture levels to more than double, ending longest dry spell in 4 years
- 2009.09.18: Snow at Death Valley, California
- 2009.09.18: Mystery cloud streaks on the periphery of a storm in Antelope Canyon in Page, Arizona
- 2009.09.18: Our roving Scottish weather maven Mark Vogan shares these beautiful shots from Wales
- 2009.09.18: Tim's Weather World: Soggy Soldier Field?
- 2009.09.17: Three week dry spell showing signs of fatigue; rains may hit late Sunday
- 2009.09.17: Remnants of powerful Pacific typhoon complicating wetter pattern to unfold over next week
- 2009.09.17: Chicago's fall sunshine
- 2009.09.17: Wednesday's high winds send waves into Chicago's lakefront
- 2009.09.16: Only one other September since 1928 this dry in the city
- 2009.09.16: Midwest could trade dry pattern of past 18 days for a wet one next week
- 2009.09.16: September snow in Chicago
- 2009.09.16: Beautiful sunsets from the deck of Cedar Lake, Indiana's Lighthouse Restaurant
- 2009.09.16: Central Iowa ground fog this past Monday just after daybreak
- 2009.09.15: Gusty winds take bite out of recent warmth, churn Lake Michigan
- 2009.09.15: September 2009 a stunning improvement over a year ago; autumn looms
- 2009.09.15: Chicago's 90-degree temperatures in October
- 2009.09.15: Flying through a "hole in the wall" of thunderstorms at 8,000 ft. over Springfield, Illinois this past Thursday
- 2009.09.15: Palm Trees line Chicago's lakefront
- 2009.09.15: Willis Tower casts a shadow on lower cloud deck
- 2009.09.15: Tim's Weather World: Say Cheese Milky Way!
- 2009.09.14: Blocking pattern keeps summer in the city
- 2009.09.14: Widely varied barometric pressures set stage for gusty winds
- 2009.09.14: Lightning up or down
- 2009.09.14: Chicago palm trees in Chicago
- 2009.09.14: Cumulonimubus cloud (thunderhead) anvils out in the skies above San Diego
- 2009.09.14: Daylight dawns on Chicago's lakefront: Cumulus clouds at Foster and Sheridan on Aug. 31
- 2009.09.14: A beautiful Michigan City, Indiana sunset Sunday evening
- 2009.09.14: Charlotte's web in Sugar Grove
- 2009.09.13: Bone-dry September may continue for another week
- 2009.09.13: Entrenched high pressure results in foggy mornings and sunny, dry days
- 2009.09.13: The derecho of Aug. 23, 2007
- 2009.09.13: Sunday morning fog in Algonquin
- 2009.09.12: Rain-free streak to continue most of the week
- 2009.09.12: Sept. 12-14, 2008: Double tropical troubles floods Chicago
- 2009.09.12: Death Valley's record low temperature and lowest daytime maximum
- 2009.09.11: Possibly sunniest weekend of the year coming up
- 2009.09.11: Persistent easterly flow on track to blow away record
- 2009.09.11: The full moon of Sept. 4 and the Harvest Moon
- 2009.09.11: Tim's Weather World: Where Was Summer?
- 2009.09.10: Longest late-summer sub-80 degree spell in 124 years comes to an end
- 2009.09.10: Sunny, dry pattern still has days yet to run
- 2009.09.10: Barometric pressure extremes: Can the extremes of air pressure be a threat to us?
- 2009.09.09: Area sees driest late summer spell since 1987
- 2009.09.09: Plains favored for thundery rains as models shift system west
- 2009.09.09: A September without 80s?
- 2009.09.09: Monsoon clouds over Scottsdale
- 2009.09.09: Grasshopper spotted on tomato Monday
- 2009.09.09: Our Tuesday visit to the EPA's Lake Guardian research ship---largest on the Great Lakes
- 2009.09.09: Tim's Weather World: Supercomputers Power Forecasts
- 2009.09.08: Heat has taken a lot of summer off
- 2009.09.08: String of 80-less days may end later this week; current dry spell to fade
- 2009.09.08: Long Chicago dry spells
- 2009.09.07: Official 80-degree highs eluding this month
- 2009.09.07: Major pattern change to turn rainfall back on: 2-inch-plus 2-week tallies
- 2009.09.07: Rotation of winds and currents
- 2009.09.07: Fog photos across the Chicago area
- 2009.09.06: Mild, hazy weather continues over northeast Illinois
- 2009.09.06: Hazy, mild conditions end with upper-flow pattern shift next weekend
- 2009.09.06: Cold/warm fronts and storms
- 2009.09.05: Clouds and haze increase today with showers possible
- 2009.09.05: El Nino: It's starting again
- 2009.09.05: How fast do raindrops fall?
- 2009.09.04: Sun's out--but stagnating air mass has become hazy
- 2009.09.04: Late holiday weekend rains hinge on rising moisture, disturbance aloft
- 2009.09.04: Deep solar minimum
- 2009.09.04: Clouds off the lake Friday
- 2009.09.04: Foggy morning in Sugar Grove
- 2009.09.04: Tim's Weather World: Upside Down Lightning
- 2009.09.03: Signs of autumn evident as the Labor Day weekend approaches
- 2009.09.03: Shorter days, sun's more southerly trek across sky impacting warmth
- 2009.09.03: Hurricanes in Newfoundland
- 2009.09.03: Inland-moving scud clouds off Lake Michigan shroud the Hancock and other downtown buildings
- 2009.09.03: A shallow layer of ground fog hugs wetlands Thursday morning in northwest suburban Gilberts, Illinois
- 2009.09.02: 14 of the 17 El Nino autumns since 1950 have been cool
- 2009.09.02: El Nino autumns often wetter than normal in heartland
- 2009.09.02: Summer 2009's cool temperatures
- 2009.09.02: California's wildfires photographed from the air during a Tuesday Burbank to Chicago flight
- 2009.09.02: Tim's Weather World: Fire Tornadoes
- 2009.09.01: Stalled air mass brings haze, slow warming
- 2009.09.01: Atmospheric moisture levels to triple over Labor Day weekend
- 2009.09.01: El Nino weather consequences
- 2009.08.31: Books close on a cool, cloudy summer
- 2009.08.31: Canadian high trapped between jet streams; warmer into Labor Day
- 2009.08.31: Largest and smallest hurricanes
- 2009.08.30: Weather warms up as September debuts
- 2009.08.30: Seasonal flip-flop: Chill closes out summer, then warm-up as fall begins
- 2009.08.30: Chicago's hottest August: 1947
- 2009.08.29: Cool summer to bow out on a chilly note
- 2009.08.29: Aug. 25-Sept. 3, 1953: Heat wave set 10 straight record highs
- 2009.08.29: Hot Summer of 1934
- 2009.08.29: Chill to set lake-effect rains in motion
- 2009.08.29: October-level cool surge threatens records here, triggers lake-effect rain
- 2009.08.29: What a half-inch of rain means...
- 2009.08.27: Downpours here part of the same system which drenched Iowa with 7+ inch rains in 4 hours
- 2009.08.27: October-level chill due Sunday to be even cooler than week ago
- 2009.08.27: Chicago and Oak Park immune from tornadoes?
- 2009.08.26: August living up to wet reputation in city
- 2009.08.26: Repetitive deluges threaten big totals in corridor that includes Chicago
- 2009.08.26: How did the word "depression" get associated with hurricanes?
- 2009.08.25: Goodbye 80s, Chicago back under clouds
- 2009.08.25: Stalling front to subject metro area to repetitive showery spells over the next 3 days
- 2009.08.25: Heat Bursts and Glasgow, Montana's September 1994 nighttime 90s
- 2009.08.25: Stone Lake sunset
- 2009.08.24: Temperatures charge back from one of late August's 12 chilliest spells of past 50 years
- 2009.08.24: Driest August in 10 years heading for wetter times; chilly weekend ahead
- 2009.08.24: How big is Lake Michigan and how does it affect the weather?
- 2009.08.24: Storm Clouds Over Black Mountain, Henderson, Nevada.
- 2009.08.23: Warmth finally returns to Chicago, albeit a short stay
- 2009.08.23: From near-record cold and lake-effect rain to 90s -- in just 2 days
- 2009.08.23: The most destructive hurricanes
- 2009.08.22: Short-lived warm-up peaks Tuesday in Chicago
- 2009.08.22: A look at the most costly and deadly U.S. hurricanes
- 2009.08.22: Hottest U.S. temperature
- 2009.08.21: The latest peculiar twist in Summer 2009's weather: Lake-effect rains
- 2009.08.21: It's a return to summer--area could flirt with 90 degrees on Tuesday
- 2009.08.21: The hot late-summer of 1953
- 2009.08.21: Tornado damage photos from Elburn
- 2009.08.21: Thursday's welcome rainbow as seen in Aurora
- 2009.08.21: Clouds and Sky: Enjoy the Views!
- 2009.08.21: Viewer photos from the WGNtv.com Community
- 2009.08.20: Autumn-level air from Canada to bring the coolest set of late summer days in 15 years
- 2009.08.20: Chill, north winds to produce lake-effect rain; hurricane to hit Northeast
- 2009.08.20: Late starting hurricane seasons
- 2009.08.20: Remarkable video of the late Wednesday's Chesterton, Indiana tornado
- 2009.08.20: Chesterton Storm Damage pictures
- 2009.08.20: Towering cumulonimbus viewed right after the damaging Chesterton, Indiana storm
- 2009.08.20: The towering cumulonimbus clouds behind Wednesday's powerful storms
- 2009.08.20: Tornadoes produce damage southeast of Lincoln in downstate Logan County, Illinois
- 2009.08.20: Storm clouds retreating
- 2009.08.20: Sirens wailing as this storm entered Huntley, Illinois
- 2009.08.20: Wednesday's damaging Chesterton, Indiana thunderstorms from a mile away
- 2009.08.20: What appears to be a wall cloud behind the trees with Wednesday's damaging Chesterton, Indiana storm
- 2009.08.20: Tim's Weather World: Feast or Famine
- 2009.08.19: Twisters, downpours sweep 10 states; survey teams to investigate damage areas
- 2009.08.19: Squall line's 425 mile trek marked by downpours, tornadic t-storms
- 2009.08.19: Firefly flashes and the weather
- 2009.08.19: Storm clouds over Iroquois County
- 2009.08.19: Storm clouds as viewed from Coal City
- 2009.08.19: Picture of flooding rains in Chicago Ridge
- 2009.08.18: Jet stream, humidity could mean trouble
- 2009.08.18: Developing summer storm larger and more energetic than most
- 2009.08.18: Hurricane activity
- 2009.08.18: Pictures of Monday's stormy sunset over downtown Peoria
- 2009.08.18: Monday's rainbow as seen from Oak Lawn
- 2009.08.18: Sunday's dark clouds over Wrigley Field
- 2009.08.18: Tim's Weather World: Storms & Snakes
- 2009.08.17: Thundery rains break dry midsummer spell
- 2009.08.17: Severe weather a risk midweek as jet stream buckles and temperatures aloft dive
- 2009.08.17: Chicago summers in the 1930s
- 2009.08.17: Monday storms sweep downstate Danforth, Illinois area
- 2009.08.17: Pictures of Monday's Chicago area rainbow
- 2009.08.17: Pictures of last week's storm in Door County, Wisc.
- 2009.08.16: Muggy air may trigger more rain Monday
- 2009.08.16: Gusty downpours drench city, ending August's dry spell
- 2009.08.16: Latest date of first named Atlantic tropical storm
- 2009.08.15: Dry August may soon make an about-face
- 2009.08.15: Dry start to month puts spotlight on Chicago's arid Augusts
- 2009.08.15: Sun sets later farther north
- 2009.08.14: Chicago's weekend highs to flirt with 90
- 2009.08.14: Dry Chicago may see thundery rains as Atlantic hurricane season revs up
- 2009.08.14: Derecho of May 2009
- 2009.08.13: Air quality deteriorates amid driest mid-summer spell in 75 years
- 2009.08.13: A 2nd weekend with 90 degrees to see t-storm chances rise late
- 2009.08.13: Chilly Lake Michigan
- 2009.08.13: Air Pollution Action Day
- 2009.08.13: Tim's Weather World: Greensburg Documentary
- 2009.08.12: Hazier skies loom as air mass stagnates
- 2009.08.12: Light winds and temperature inversion threaten pollution buildup
- 2009.08.12: Few hours in the 90s in Chicago's Summer 2009 to date
- 2009.08.12: Saturday's storm as viewed from 14,000 feet
- 2009.08.11: Weather movement in city slows to a crawl
- 2009.08.11: Light winds foster haze and pollution buildup; no rain until next week
- 2009.08.11: Hawaiian hurricane
- 2009.08.11: More great shots of Sunday's ominous clouds
- 2009.08.11: Tim's Weather World: Cool Summer So Far
- 2009.08.10: Heat, humidity move out of the picture
- 2009.08.10: Isolated thunderstorms may flare along lake breeze; cooler pattern long range
- 2009.08.10: Unusual weather terminology
- 2009.08.10: More pictures from Sunday's storms
- 2009.08.09: Showers and thunderstorms restrict heating in Chicago
- 2009.08.09: Storms with cold front Monday, then fair skies dominate
- 2009.08.09: Aug. 13 climatology
- 2009.08.09: Photos from Sunday's storms: Part 4
- 2009.08.09: Photos from Sunday's storms: Part 3
- 2009.08.09: Photos from Sunday's storms: Part 2
- 2009.08.09: Photos from Sunday's storms: Part 1
- 2009.08.08: Chicago today: heat index over 105 degrees and record high temperature
- 2009.08.08: A recipe for wildfire disaster out West
- 2009.08.08: August 9 rainfall statistics for Chicago
- 2009.08.07: Weekend heat could set at least 2 records
- 2009.08.07: Dangerous heat to fuel formidable Wisconsin/Michigan storms
- 2009.08.07: Hurricanes, typhoons and cyclones
- 2009.08.07: Storm photo from budding photographer and storm watcher
- 2009.08.07: Storm photos last week in Minnesota
- 2009.08.06: Thundery downpours hit ahead of area's hottest weekend in 2 years
- 2009.08.06: North suburbs and Wisconsin may bear brunt of thundery downpours
- 2009.08.06: Chicago's cool, damp August of 1971
- 2009.08.05: It's been dry, but that could turn around
- 2009.08.05: Hot, humid environment coming together could mean explosive t-storms
- 2009.08.05: 09's cool Chicago summer compared to others
- 2009.08.05: Jets leave an imprint on the clouds this past Monday
- 2009.08.05: Powerful storms from Missouri to Kentucky Tuesday
- 2009.08.04: 2 days of comfort before temperatures rise
- 2009.08.04: Weekend temperatures in Chicago are headed well into the 90s
- 2009.08.04: August 4 2008 severe storm; Wrigley Field evacuated
- 2009.08.04: Tim's Weather World: Summer to Sizzle Again!
- 2009.08.03: Long absent heat could deliver first set of weekend 90s in two years
- 2009.08.03: Extent of weekend heat would be impacted by any storm outflows
- 2009.08.03: What causes hail to vary in size?
- 2009.08.03: Check out these airborne shots on a flight from Las Vegas to Chicago-Midway
- 2009.08.02: The 90s are back, as cool summer heats up
- 2009.08.02: After stormy Monday, city finally to bask in summery 90s by weekend
- 2009.08.02: Why are there no hurricanes yet in 2009?
- 2009.08.01: First 90 since June 25 coming into picture
- 2009.08.01: Flash flood in early August 2001 set tone for city's 4th wettest month
- 2009.08.01: Measuring dew?
- 2009.07.31: Chilly July for many cities across Midwest
- 2009.07.31: It's dry here--but warmer, wetter pattern emerges next 1-2 weeks
- 2009.07.31: The cool summer of 2000
- 2009.07.31: Thursday storm pictures from McHenry County
- 2009.07.31: Incredible wind burst caught on video
- 2009.07.31: Storm bears down on the Plainfield/Joliet area Thursday
- 2009.07.30: Brief northwest suburban tornado touchdown produces scare---but no damage
- 2009.07.30: Computer models hint at August warming
- 2009.07.30: Weather in the book "Devil in the White City"
- 2009.07.30: Lake Michigan rainbow
- 2009.07.30: Twister-generating storms passes near Crystal Lake Thursday afternoon prompting tornado warning in Boone and McHenry Counties
- 2009.07.30: Storm photo as seen from Wonder Lake, IL
- 2009.07.29: Brutal heat to the west bypassing Chicago
- 2009.07.29: Heat a no-show over coming week; hints of warming 1-2 weeks out?
- 2009.07.29: Chicago's cool summers
- 2009.07.29: Here's where some of Chicago's summer heat is this year---in Canada's beautiful British Columbia!
- 2009.07.29: Storm clouds build over Chicago's north side 4:30 pm Tuesday (July 28)
- 2009.07.28: Midway's 86 degrees equals July's warmest; cloudburst swamps Indiana Dunes with nearly 5" in just hours
- 2009.07.28: Triple-digit heat broils West Coast; next t-storms hit Chicago Thursday
- 2009.07.28: Julys and Augusts that have failed to record a 90
- 2009.07.28: Damaging "wake low" winds rake sections of the Chicago area downing trees and limbs around midnight Monday night/Tuesday morning
- 2009.07.28: Weather and crop update from farmer
- 2009.07.28: Beautiful cloud formation pictures on Monday
- 2009.07.28: Iowa/Wisconsin storm chaser pics from Friday, July 24
- 2009.07.27: July headed for a Friday close as first on record not to reach 87 degrees
- 2009.07.27: Pattern behind Midwest storms showing no sign of breaking down
- 2009.07.27: Former Editor of USA Today's Weather Page on Midday News Tuesday
- 2009.07.27: The incredible dew points of July 1999
- 2009.07.27: Waterspout near Clearwater, Florida
- 2009.07.27: Far west sections of the Chicago area outlooked by the Storm Prediction Center for possible severe overnight t-storms
- 2009.07.26: Warmest day in three weeks followed by thunderstorms and cooling
- 2009.07.26: Unseasonably cool weather to persist, but El Nino could reverse trend
- 2009.07.26: Why planets are spherical
- 2009.07.25: Brief warm-up Monday, but below normal temperatures to continue
- 2009.07.25: Lake Michigan: Summer fun, summer danger
- 2009.07.25: 2009 global temperatures
- 2009.07.25: Friday night lightning shot from Oswego
- 2009.07.25: Friday night storms hit areas south and west of Chicago hardest; immediate Chicago area swept by a period of strong winds
- 2009.07.25: Violent thunderstorm blasts Stockton in far northwest Illinois Friday evening
- 2009.07.25: Thundery hailstorm hits the Apple Canyon Lake area of northwest Illinois between 5:30 and 6 p.m. Friday
- 2009.07.25: Double rainbow Thursday in Momence, Illinois
- 2009.07.25: Storms hit Dubuque area hard, unleashing window-breaking hail, high winds and 3" rains
- 2009.07.25: Storm/hail outbreak Friday just part of a wetter pattern in next 2 weeks
- 2009.07.25: No link between "strange winds"
- 2009.07.24: Storms tonight as seen in Galena
- 2009.07.24: Driving toward Friday's storm clouds
- 2009.07.24: Tornado watch issued until 11 pm: Rockford/Rochelle/Dixon area west; peak Chicago area t-storm risk later tonight
- 2009.07.24: Friday night continues at risk for severe weather: An update
- 2009.07.24: Thursday's rain shafts in Roscoe
- 2009.07.24: Downstate storm puts on quite a display outside St. Louis at O'Fallon, Ill.
- 2009.07.24: Nebraska thunderstorm with anvil top poking into the stratosphere
- 2009.07.23: Warmest air in 3 weeks Friday likely to send readings past July's 86-degree peak
- 2009.07.23: Thundery downpours impact Thursday's evening city rush hour; new storms could pack a wallop Friday night
- 2009.07.23: Jet streams and commercial airliners
- 2009.07.23: Thursday's Cumulonimbus clouds as seen from Holland, Mich.
- 2009.07.23: Thursday's storm clouds as seen from Algonquin
- 2009.07.23: Severe storm video
- 2009.07.23: Lightning strike in Oak Park
- 2009.07.23: Strong storm blasts Wauconda
- 2009.07.22: Lake winds limit downpour/funnel-generating t-storms to northwest suburbs
- 2009.07.22: Summer cool pattern to hang on but coming winter could turn on developing El Ninos strength
- 2009.07.22: Audible "click" before lightning strike
- 2009.07.22: Wednesday flooding in Walworth County Wisconsin
- 2009.07.22: Heaviest showers isolated t-storms continue developing well inland; tallest tops: 43,000 ft.
- 2009.07.22: Cold air funnels reported Wednesday with thunderstorms forming with daytime heating enhanced by a lake breeze front
- 2009.07.22: Downtown shots taken Saturday morning
- 2009.07.21: Rains drench Dubuque area with nearly a month's worth of rain
- 2009.07.21: July's warmest highs on Friday to help energize nighttime thunderstorms
- 2009.07.21: Lake Michigan tides
- 2009.07.21: A busy day videotaping at the National Weather Service Forecast Office in Romeoville
- 2009.07.21: Iridescent clouds sparkle over the Chicago area
- 2009.07.21: Tim's Weather World: Where is Summer?
- 2009.07.20: Only 23 percent of summers this cool change course in August
- 2009.07.20: Half the U.S. having a cool July; big rains target Downstate Illinois
- 2009.07.20: Hurricane Katrina and hurricane forecast accuracy
- 2009.07.20: Intercepting supercellular thunderstorms over northwest Missouri and southeast Nebraska
- 2009.07.19: Chicago area not likely to see 90s for a while
- 2009.07.19: Chicago on track for first July without 90s in nearly a decade
- 2009.07.19: Orographic lift
- 2009.07.19: Where's the planet's warm/hot weather been this summer?
- 2009.07.18: July begins climb to regain summer status
- 2009.07.18: Baked Chicago: City's all-time hottest week occurred July 19-25, 1934
- 2009.07.18: Summer 1947 in Chicago began cool, but turned hot in August
- 2009.07.17: First July 17 in 53 years to reach no higher than Friday's 70 degrees
- 2009.07.17: Weekend chill's from ice-filled Hudson Bay; coolest July here in 42 years
- 2009.07.17: Humidity in Chicago vs. Arizona
- 2009.07.16: Cool mid-to-late July spell feels like May
- 2009.07.16: Dramatic photos of Thursday's storm clouds
- 2009.07.16: Sunset in Algonquin
- 2009.07.16: Cool punch has Hudson Bay origins; lake-effect rain for Indiana, Michigan
- 2009.07.16: Weather and road work conditions during the summer of 1988
- 2009.07.16: One of the towering cumulonimbus clouds behind Thursday's storms
- 2009.07.16: Looking south from Burnham Harbor at an incredible rain shaft with Thursday evening's eastbound thunderstorms
- 2009.07.16: Gusty storms roll into Chicago Thursday evening
- 2009.07.15: A day of 80s before another touch of May
- 2009.07.15: Sun's up 24 hours in the arctic, but not here--a reason summer air can cool
- 2009.07.15: Rocky Mountains' influence on Chicago weather
- 2009.07.15: Wilmette skies amid Wednesday afternoon's gusty northwest winds
- 2009.07.15: Thunderstorms sweep the area producing pre-dawn downpours; here are some preliminary Chicago area Wednesday morning rainfalls
- 2009.07.14: Heat, humidity move in after storms pass
- 2009.07.14: Heat blazes into 7th day in Plains--even as cool-down heads for Chicago
- 2009.07.14: 2009 Hurricane Season outlook
- 2009.07.14: Update on thunderstorm risk and severe weather possibilities
- 2009.07.13: Powerful storms threaten to sweep the area
- 2009.07.13: Chicago's July 2009 open the coolest here in 40 years, with new cool surge due late week
- 2009.07.13: El Niño and Chicago winters
- 2009.07.13: Virga--precipitation falling from clouds but not reaching the ground--behind these Sunday "rainbows"
- 2009.07.13: Hail Strikes Dupage
- 2009.07.13: Hail Strikes Dupage
- 2009.07.13: Need for July air conditioning has been slashed to less than half normal by cool air; no extended heat in sight, though midweek 80s and t-storms ahead
- 2009.07.13: Northern Minnesota city flirts with its coldest July temperature on record
- 2009.07.12: Warm-up doesn't last, turning cooler last half of the week
- 2009.07.12: Chicago's cool summer of 2009; severe weather risk midweek
- 2009.07.12: The Mars e-mail myth
- 2009.07.11: Summer's real heat stays in southern U.S.
- 2009.07.11: Heat wave: A major summer killer
- 2009.07.11: When is the hottest time of the day?
- 2009.07.11: Saturday's pre-dawn (7/11) storms bring heavy downpours & small hail
- 2009.07.10: Chicago lacking its share of July sunshine
- 2009.07.10: Humidities to ease, but isolated afternoon t-storms possible Sunday
- 2009.07.10: Chicago's fastest drop in temperatures
- 2009.07.10: Monsoon clouds over Scottsdale, Arizona
- 2009.07.10: More funnel cloud pictures from Sunday
- 2009.07.10: Rains have stabilized the air diminishing severe weather threat-- but despite break in action, atmosphere is moist, more storms possible
- 2009.07.09: Severe weather may be heading our way
- 2009.07.09: Blazing heat empowering jet stream behind Chicago severe weather threat
- 2009.07.09: Tornadoes and safety of underpasses
- 2009.07.09: A Chilly Summer Day
- 2009.07.09: Chicago rainbow Wednesday evening
- 2009.07.09: Lightning Tuesday morning (7/7) in the Grand Cayman Islands
- 2009.07.09: Chicago area outlooked for severe weather Friday; thoughts on storm timing
- 2009.07.08: Wednesday's 65-degree high the coolest July 8 in 118 years
- 2009.07.08: When thunderstorms hit Friday will determine if we see 90 degrees
- 2009.07.08: What does a 30-percent chance of rain mean?
- 2009.07.08: Hawaiian rainbow hugs the ground
- 2009.07.08: Wave pattern in Wednesday morning's clouds over west suburban Oswego
- 2009.07.08: Tim's Weather World: Summer & Storms Back By Friday
- 2009.07.07: Clouds, lake winds to keep the cool in place
- 2009.07.07: Thundery downpours with "ring of fire" pattern behind huge 2-week rain projections
- 2009.07.07: Difference between isolated and scattered thunderstorms
- 2009.07.06: Lake winds to make a cooler day in city
- 2009.07.06: Developing El Niño may be influencing summer weather; computer rainfall estimates remain high
- 2009.07.06: Difference betweeb base and composite radar reflectivity
- 2009.07.06: Roll Cloud
- 2009.07.06: Sunday evening rainshaft as viewed from a West Loop condo
- 2009.07.06: Sunday's funnels
- 2009.07.06: Funnel Cloud Video
- 2009.07.05: We mourn the loss of a giant in our profession-Earl Finckle, dead at age 81
- 2009.07.05: Showers bring rash of cold-air funnel clouds
- 2009.07.05: Brief surge of warmth may spike temperatures here to the 90s by Friday
- 2009.07.05: Fog in Chicago
- 2009.07.05: Funnel cloud spotted in DeKalb
- 2009.07.05: Funnel cloud reported in Belvidere Sunday
- 2009.07.04: Heat coming on heels of cool, damp 4th
- 2009.07.04: Nature's fireworks: 4th of July derechos
- 2009.07.04: Why air sometimes "smells" like rain
- 2009.07.03: Gray skies, rain move in to start weekend
- 2009.07.03: Downpours to hit areas south hard--Chicago in for wettest 4th in 14 years
- 2009.07.03: Chilly 4th of July in 1967
- 2009.07.02: Chicago area gears up for taste of summer
- 2009.07.02: July 4th rain prospects linked to eastbound storm; heat later next week
- 2009.07.02: What is "aphelion"?
- 2009.07.02: Area corn running three weeks behind a year ago
- 2009.07.02: 4th's weather here may be jeopardized by northward shift in stormy system
- 2009.07.02: Tim's Weather World: So Long Soggy June
- 2009.07.01: Chicago has a rare chilly summer day
- 2009.07.01: Warming in sight; past years with early July chill not without hot days
- 2009.07.01: Lousy Cape Cod weather
- 2009.07.01: Indiana sunset south of Union Mills in La Porte County
- 2009.07.01: Storms off Chicago sweep Lake Michigan last July 20
- 2009.07.01: Storms sweep Branson, Missouri Tuesday as June, 2009 comes to a close
- 2009.07.01: Climate Prediction Center's hazardous medium range weather outlook indicating Central U.S. Heat
- 2009.07.01: O'Hare's temp slips to 59 early Wednesday afternoon; it's so cool, lake enhanced rain showers are falling
- 2009.06.30: City may get chilliest start of July in 79 years
- 2009.06.30: Despite chill, Chicago heat is far from over; 90s back later next week?
- 2009.06.30: Tornadoes and proximity to the Atlantic Ocean
- 2009.06.30: Tim's Weather World: Summer on Hold
- 2009.06.29: Chicago area getting another taste of May
- 2009.06.29: Warming in time for the 4th---but no repeat of last week's heat in sight
- 2009.06.29: When rainfall exceeds precipitable water values
- 2009.06.29: Thunderstorms tower over Arizona with 2009 monsoon season underway
- 2009.06.29: Sunday hailstorm in Wasilla, Alaska
- 2009.06.28: Cool start to the week in Chicago, but warm-up expected by July 4th
- 2009.06.28: Closed-off low feeds cool air into Midwest
- 2009.06.28: Is June 13 unlucky when it comes to rain?
- 2009.06.27: Cooler air hits Chicago early this week
- 2009.06.27: After summer solstice, days shorten--but temperatures continue to rise
- 2009.06.27: Drooping smoke plumes and approaching storms
- 2009.06.26: It's back to the 90s, and a threat of storms
- 2009.06.26: Biggest temperature pullback in 2 weeks to bring showers Monday and Tuesday
- 2009.06.26: Heat Lightning
- 2009.06.25: Northeast winds bring a break from the 90s
- 2009.06.25: Heat, humidity on saturday reintroduces storm threat ahead of cooling
- 2009.06.25: June frost in the 1970s
- 2009.06.25: June frost in the 1970s
- 2009.06.25: View of towering cumulonimbus clouds from west suburban Elgin
- 2009.06.25: Wednesday's storm as viewed from Chicago's Pilsen neighborhood
- 2009.06.24: Storms erupt with blinding rains and 60+ m.p.h. gusts along lake breeze
- 2009.06.24: Storms bring only brief temperature relief after lashing 20-mile wide corridor
- 2009.06.24: Is there such a thing as dry lighting?
- 2009.06.24: Late Wednesday evening thunderstorm complex southeast of Lafayette as viewed from 60-miles to the northwest in Remington, Indiana
- 2009.06.24: Damage report from lake breeze storms
- 2009.06.24: The view of Wednesday's lake breeze storms from west suburban Aurora's Illinois Mathematics and Science Academy
- 2009.06.24: Storms just east of Donovan, Illinois in downstate Iroquois County
- 2009.06.24: Snapshots of Wednesday's storm clouds
- 2009.06.24: Wednesday's storms as viewed from Aurora
- 2009.06.24: The towering cumulonimbii responsible for Wednesday afternoon's (6/24) damaging lake breeze thunderstorms in Cook County as viewed from nearly 70 miles west
- 2009.06.24: Tim's Weather World: Heat Wave Day 2
- 2009.06.23: Tuesday's 94 degrees equals last summer's peak
- 2009.06.23: 'Ring of Fire' behind Iowa storm outbreak, storm threat being monitored
- 2009.06.23: What percent of U.S. tornadoes touchdown west of the Mississippi River
- 2009.06.23: Lightning early Monday morning near Oregon, Illinois
- 2009.06.23: Flooding on the Des Plaines River near Wadsworth, Illinois
- 2009.06.22: Advisories go up as the heat sticks around
- 2009.06.22: Moisture off crops helping produce country's muggiest air over Midwest
- 2009.06.22: How rare to reach 100 degrees in Chicago twice or more on the same date?
- 2009.06.22: Lightning Safety Week June 21-27
- 2009.06.22: Friday night flooding-Waukegan style
- 2009.06.22: Tim's Weather World: Summer is Here!
- 2009.06.21: Heat, humidity and thunderstorms persist
- 2009.06.21: Warm, humid, thundery through Friday
- 2009.06.21: What is the "green flash"?
- 2009.06.21: Friday evening's storms produced an EF 1 tornado in Woodstock
- 2009.06.20: Friday evening's storms arriving in Michigan
- 2009.06.20: Day-to-day threat of thunderstorms to continue
- 2009.06.20: The national distribution of precipitation
- 2009.06.20: Difference between solstice and equinox
- 2009.06.20: A potpourri of storm photos from a memorable Friday
- 2009.06.19: Areas warmest, most humid air to date fuels damaging t-storms and flooding downpours
- 2009.06.19: Stormy Friday features humid air, flash flooding and severe weather
- 2009.06.19: Solstice vs. Equinox
- 2009.06.19: Clouds over Divison and Western
- 2009.06.19: Rain floods Old Higgins Road in Elk Grove Village
- 2009.06.19: Storm approaching seen from Navy Pier
- 2009.06.19: Another storm shot from Oakbrook Terrace
- 2009.06.19: Angry skies this morning over 35th and Pulaski
- 2009.06.19: Hail and heavy rain in Marengo
- 2009.06.19: Storm clouds in Carpentersville
- 2009.06.18: Heat, humidity may help brew up storms
- 2009.06.18: Soaring temperatures and humidity precede powerhouse storms
- 2009.06.18: What U.S. city has the smallest difference between its highest and lowest
- 2009.06.18: Wednesday storm chasing photos from Kansas and Nebraska
- 2009.06.17: Storms threaten as change gets underway
- 2009.06.17: Thunderstorms this week yield to growing hot air mass next week
- 2009.06.17: Normal and Average temperatures
- 2009.06.16: Showers stay in picture for Chicago area
- 2009.06.16: More storms threaten, then 90s by month's end
- 2009.06.16: Computer model forecast errors
- 2009.06.16: Angel in the sky
- 2009.06.16: Like winter in June: Hail piles up 3-4 inches deep in New Jersey
- 2009.06.16: Tim's Weather World: It's Not The Heat...
- 2009.06.15: Pattern change signals warmer days, storms
- 2009.06.15: Warmth finally arrives, but not without thunderstorms
- 2009.06.15: The worst tornado on record in Illinois
- 2009.06.14: One more nice day, then rain and storms
- 2009.06.14: Cool June 1-13 yields to slightly higher temperatures and more rain
- 2009.06.14: Hot, dry summer of 1988
- 2009.06.13: Hopes for summery temperatures fade
- 2009.06.13: The past 17 months--the wettest ever in Chicago!
- 2009.06.13: Temperatures on the shortest and longest days in Chicago
- 2009.06.12: So far, June's chill is one for the records
- 2009.06.12: Record chilly June finally showing some signs of warming next week
- 2009.06.12: Chicago's weather on May 13, 1930
- 2009.06.11: City gets a dry day, but rain returns at night
- 2009.06.11: Thursday's flood-producing rains and warming spring temperatures
- 2009.06.11: Optimum stargazing near Chicago
- 2009.06.10: Rain may join clouds, cool temperatures
- 2009.06.10: Record wet spring gets wetter; cool weather continues
- 2009.06.10: What is Chicago's coolest record high temp for summer?
- 2009.06.10: Tim's Weather World: Big Pond Keeps Us Cool
- 2009.06.09: June continues to take a cool, wet path
- 2009.06.09: Blame chill on wet spring, elevated soil moisture, cool lake, reduced sun
- 2009.06.09: Record 122 degree heat in Phoenix still stands
- 2009.06.09: Tim's Weather World: Slow Start To Severe Weather Season
- 2009.06.08: Wisconsin hit hardest in wave of storms
- 2009.06.08: Models split on Wednesday's storm; most aggressive project 2 inch+ rains
- 2009.06.08: What city in the world has the worst pollution?
- 2009.06.08: Tree loses battle with lightning-- Lightning: 1 Tree: 0
- 2009.06.08: After the storm in Waukegan
- 2009.06.08: Monday thunderstorm
- 2009.06.07: Twister in the Denver area
- 2009.06.07: More cool weather ahead after warm, stormy Monday
- 2009.06.07: Brief burst of warmth Monday could fuel severe storms, heavy rainfall
- 2009.06.07: A very cool July 4 in 1956
- 2009.06.06: Brief warm-up to trigger strong storms
- 2009.06.06: The weather forecast behind the D-Day invasion 65 years ago
- 2009.06.06: Delayed warmth in Chicago
- 2009.06.06: Wyoming twister
- 2009.06.05: Chicago area gets warmest reading of June
- 2009.06.05: Thundery weekend rains to hit in waves, but rain-free hours to dominate
- 2009.06.05: U.S. city with biggest range in extreme temps
- 2009.06.04: Chill's out. Warmest day in a week on tap
- 2009.06.04: Hardly sun-up to sundown rains, but weekend could include downpours
- 2009.06.04: How many sunny days a year does Chicago enjoy?
- 2009.06.04: Tim's Weather World: Tropical Update
- 2009.06.03: Warming trend gets under way in Chicago
- 2009.06.03: Record heat, wildfire concerns from Alaska to the Yukon, British Columbia
- 2009.06.03: Lightning striking aircraft
- 2009.06.03: Hail shafts with Monday's thunderstorms photographed west of Crystal Lake
- 2009.06.03: WGN Weather forecasts evaluated
- 2009.06.02: Chill in Chicago's air feels like mid-April
- 2009.06.02: Wet Sunday storm looms; despite late week warmth, cool pattern projected next 7 days
- 2009.06.02: Forecast accuracy and Global Warming
- 2009.06.02: Huge hail pounds the Indianapolis area Tuesday afternoon (June 2) taking out car windows!
- 2009.06.02: Monday night's lightning
- 2009.06.02: Lightning arcs earthward spectacularly Monday evening in downstate Iroquois and Ford Counties
- 2009.06.02: Pictures from Monday evening's thunderstorms
- 2009.06.01: Storms march through, temperatures fall
- 2009.06.01: Models suggest wetter, cooler-than-normal pattern not over yet
- 2009.06.01: Chicago's summer heat in 1988
- 2009.06.01: Rainbow in Algonquin
- 2009.06.01: Tim's Weather World: Summer Has Arrived!
- 2009.05.31: Scattered downpours next couple days with severe storms possible
- 2009.05.31: Storms, heavy rains mark start to meteorological summer
- 2009.05.31: Ideal air-conditioning settings
- 2009.05.31: Icy groundcover in Rensselaer
- 2009.05.30: Arc de Triomphe in the clouds
- 2009.05.30: A sunny Sunday, But storms return Monday
- 2009.05.30: The composition of the Earth's atmosphere
- 2009.05.30: Extreme heat in Chicago--How often?
- 2009.05.29: Shower or two may dampen a warm day
- 2009.05.29: Potent early week system threatens downpours and severe weather
- 2009.05.29: Was it hot on June 21, 1950?
- 2009.05.29: The year's first 70s arrive in Scotland under these magnificent sunny skies!
- 2009.05.29: Beautiful garden pictures from Winfield, Indiana
- 2009.05.29: Rainbow graces the sky over Bensenville in the midst of Tuesday's heavy rain event
- 2009.05.28: Sun breaks through; warm weekend ahead
- 2009.05.28: Weekend to be mostly dry but a few gusty t-storms could sweep the area
- 2009.05.28: Rainy summer weekends
- 2009.05.28: Crepuscular rays late Thursday evening over Chicago
- 2009.05.27: Midway soaks in its wettest spring since '28
- 2009.05.27: Warmer next few days--but above normal rains over next 2 weeks
- 2009.05.27: Reliability of 7-16 day-range weather forecasts
- 2009.05.26: Slow-moving system brings soaking rains
- 2009.05.26: Rain tops 10 inches Downstate; wetter pattern in the making here
- 2009.05.26: Days of precipitation in Chicago
- 2009.05.26: Torrential rains soak the area with Tuesday afternoon's thunderstorm
- 2009.05.26: Sunday's spectacular sunset as viewed from Manteno, Illinois
- 2009.05.26: Beautiful Sunday evening sunset in Whiting, Indiana
- 2009.05.26: Tuesday's thunderstorms as they looked from 28,000 feet near Peoria
- 2009.05.25: Slow moving storms threaten Chicago area
- 2009.05.25: Warming of the atmosphere's moisture-rich air recipe for p.m. t-storms
- 2009.05.25: Fata Morgana
- 2009.05.25: Duffinately Weather
- 2009.05.24: Coolest Memorial Day since '04 likely dry
- 2009.05.24: Midweek washout looms as potent rainmaker from Florida approaches
- 2009.05.24: Warm and cool Memorial Days
- 2009.05.23: Slow-moving storm to bring cool, wet week
- 2009.05.23: Mixed signals temper 2009 Atlantic hurricane season outlook
- 2009.05.23: Hurricanes in California
- 2009.05.22: Chance of rain in the air for Chicago area
- 2009.05.22: System behind Florida deluge heads to Midwest; a slow-mover once here
- 2009.05.22: Understanding 'degree day units'
- 2009.05.22: Photos from rain-soaked Florida
- 2009.05.22: Sign of spring: Bluebirds
- 2009.05.21: 3 days of warmth and sunshine come to an end
- 2009.05.21: Dry hours to outnumber the wet, but rains hardly a total no-show
- 2009.05.21: Is there such a thing as lake-effect rain?
- 2009.05.21: Here's a sign of spring: 4 robins hatch!
- 2009.05.20: Chicago's warm spell good for a 3rd day
- 2009.05.20: Same moist air drenching Florida could make holiday weather here dicey
- 2009.05.20: Chicago's longest string of 100-degree days
- 2009.05.19: Warmest day arriving on gusty south winds
- 2009.05.19: Florida system's moisture could play a role in Memorial Day weather here
- 2009.05.19: The hot Chicago summers of the 1950s
- 2009.05.18: Warmest air of the year heading our way
- 2009.05.18: Windy Florida storm system contributing to mid-continent warmth
- 2009.05.18: Extreme heat in Chicago--How often?
- 2009.05.18: A fair weather "mini-twister" shakes things up at the Des Plaines Canoe Marathon Sunday
- 2009.05.17: Warming starts today in Chicago-peaks midweek
- 2009.05.17: May 18-24: Risk of freeze drops as severe weather threat rises
- 2009.05.17: Effect of humidity during the winter
- 2009.05.16: Cool Sunday, but big warm-up begins Monday
- 2009.05.16: The Arctic Ocean: Ice in retreat
- 2009.05.16: What is "fetch"?
- 2009.05.16: Coolest weekend in 5 weeks gets under way
- 2009.05.15: Spring rains top 15 inches, but pace of rainfall could slow next 2 weeks
- 2009.05.15: Origin of the term "global warming"
- 2009.05.15: Spectacular shots of Wednesday's Missouri tornadoes
- 2009.05.14: 2nd storm outbreak in 3 days to hit region
- 2009.05.14: Thundery downpours threaten to initiate flooding; warming next week
- 2009.05.14: Today's Ask Tom Why
- 2009.05.14: Flooding in the wake of Wednesday night's deluge at the Wilson Skate Park in Chicago's
- 2009.05.14: The deadly Wednesday Kirksville, Missouri tornado from storm chaser/photographer David Mayhew
- 2009.05.14: Wednesday night's squall-line spawned lightning in the Rochelle, Illinois area
- 2009.05.13: After storms, it's sun and lower humidities
- 2009.05.13: Storm outbreak includes long-lived supercell with Kirksville, Mo., twister
- 2009.05.13: 1966 tornado in the Arlington Heights area
- 2009.05.12: Severe storms threaten area late in the day
- 2009.05.12: Severe t-storms possible as humid air feeds into powerful jet stream
- 2009.05.12: Tornadoes overseas
- 2009.05.11: Shot at the 70s brings a threat of storms
- 2009.05.11: Powerful jet stream to help churn warmth, humidity into severe storms
- 2009.05.11: Today's Ask Tom Why
- 2009.05.10: Wednesday, Saturday may see 80s, storms
- 2009.05.10: Two shots of warmth, severe weather could interrupt area's quiet spring
- 2009.05.10: The terrible twisters of May 2003
- 2009.05.09: Mother's Day to be a bit on the cool side
- 2009.05.09: May 10-12, 1966: Failing weather gets 3 F's—freeze, flakes and flood
- 2009.05.09: Lake Michigan's water level in 1987
- 2009.05.08: Derecho called one of the worst in the past decade
- 2009.05.08: Showery wind shift ends Chicago's longest 70-degree spell in 8 months
- 2009.05.08: Chicago's coldest and hottest days
- 2009.05.08:
- 2009.05.07: Storms sweep south suburbs with 40-60 m.p.h. gusts; damage reported downstate
- 2009.05.07: Converging winds along lake breeze front set stage for 3rd day of storm
- 2009.05.07: What is Solar Wind?
- 2009.05.07: Thunderstorm mammatus clouds and rainbow shots in Oscelo, Iowa this past Wednesday (May 6,2009)
- 2009.05.06: Storms generate year's most prolific lightning and local 1-inch+ downpours
- 2009.05.06: Over half of May's highs surge above 70 degrees; 80s possible next week
- 2009.05.06: Snow on Mother's Day?
- 2009.05.06: Some farmers have been able to get into their fields to begin much delayed corn planting
- 2009.05.05: Rains to return with thunder after 4 day hiatus
- 2009.05.05: Daytime heating to ignite t-storms; 2-week rain projections still high
- 2009.05.05: Lake Michigan water levels after heavy rainfall
- 2009.05.04: Sagging jet stream has kept big rains south
- 2009.05.04: Year's second 80-degrees just days away; area rainfall: 3 inches in past 14 days
- 2009.05.04: Cooler nights when air is dry
- 2009.05.04: Kites above Montrose Hill on Chicago's lakefront
- 2009.05.03: A couple of dry days before rain revisits city
- 2009.05.03: It's been 50 years since wintry 30s disappeared so early in the spring
- 2009.05.03: Weather witticisms
- 2009.05.02: Break in rains allow rivers to fall and fields to dry
- 2009.05.02: Wet? You bet!
- 2009.05.02: Chicago's lowest humidity vs. lowest in U.S.
- 2009.05.02: Weekend is first in 3 weeks to be free of rains
- 2009.05.02: Sagging jet stream turns off big rains for now--but storms return midweek
- 2009.05.02: Contrails
- 2009.05.01: Oklahoma Supercell Thursday evening
- 2009.04.30: Cloudiest April in 14 years, rain fell 14 of 30 days
- 2009.04.30: Wet pattern to prove difficult to dislodge; 2 week rain estimates remain high
- 2009.04.30: Most common clouds
- 2009.04.30: Standing water in Will County farm fields just after lunch Tuesday
- 2009.04.30: Spectacular tornado shots from Wednesday evening (April 29) in Texas
- 2009.04.29: Waterlogged Chicago in for 2nd big rain in a week
- 2009.04.29: Rain worrying area farmers; local 2-to-4 inches or more possible next 2 weeks
- 2009.04.29: Chicago's changing normal temperatures
- 2009.04.28: Break from rains unlikely to last much longer
- 2009.04.28: 2009 is the city's wettest year to date--wet trend stays intact next 2 weeks
- 2009.04.28: Chicago's official precipitation records
- 2009.04.27: String of 70s ends; Midway having its wettest spring
- 2009.04.27: Recent 4 day 70+degree spell hits on schedule; overall wet trend to continue
- 2009.04.27: What was the deadliest tornado ever to hit Illinois?
- 2009.04.26: Surge of warmth generates more storms today
- 2009.04.26: Wild weekend temperature swings set stage for soggy, stormy Monday
- 2009.04.26: When It's Safe to Plant
- 2009.04.25: Huge temperature swings ignite potent thunderstorms
- 2009.04.25: April 1915 in Chicago: A warm month that put many Mays to shame
- 2009.04.25: "Teacup-size" hail
- 2009.04.25: 2009 Fermilab/WGN-TV Tornado and Severe Weather Seminar!
- 2009.04.25:
- 2009.04.24: Possibly severe storms to set off afternoon temperature dive
- 2009.04.24: Only one in five years sees 84-degree warmth this early; big rains next 2 weeks
- 2009.04.24: Why the tornado season starts in spring
- 2009.04.24: Beautiful Rainbow by the Lakefront
- 2009.04.23: Highs in the 80s will make it feel like July
- 2009.04.23: Winds act as a conveyor belt for moisture from Gulf; t-storms late Saturday?
- 2009.04.23: The June 26, 1954 Seiche in Chicago
- 2009.04.22: Summer-level temperatures to close in on records; warmest weekend since October ahead!
- 2009.04.22: Severe weather, big rains may be byproducts of incoming warmth
- 2009.04.22: Rainbow shape
- 2009.04.21: March into summerlike 80s underway
- 2009.04.21: Incoming warmth to send atmospheric moisture content to 6 month highs
- 2009.04.21: Determining "normal" spring temperatures
- 2009.04.20: Wet chilly day starts with a snow-rain mix
- 2009.04.20: Powerhouse winds to deliver near-record summer-level warmth late in week
- 2009.04.20: Relative humidity greater than 100 percent?
- 2009.04.19: Cold, rain persist, but a big change is ahead
- 2009.04.19: Chicago's workweek starts cold, but 80 degrees possible starting Friday
- 2009.04.19: When rainbows appear
- 2009.04.18: Rains build, easterly breeze to cool Chicago
- 2009.04.18: Understanding the Great Lakes: North America's inland seas
- 2009.04.18: Skin, Sunshine and Vitamin D
- 2009.04.18: City gets 2nd day of 70s before mercury drops
- 2009.04.18: Rain and a temperature dive heading here -- first 80-degree day may be in sight
- 2009.04.18: Snow in June in Chicago?
- 2009.04.16: Back-to-back 70s in store for most of the Chicago area
- 2009.04.16: Blustery temperature downturn hits Sunday; warmer air due late next week
- 2009.04.16: What is a landspout?
- 2009.04.15: Sunny skies and 60s, but not near the lake
- 2009.04.15: Forecast takes warming into Saturday; rainy, windy storm hits Sunday
- 2009.04.15: Chicago's first autumn snow flakes and last spring flakes
- 2009.04.15: A photographic flight through early Wednesday's clouds--now a thing of the past
- 2009.04.14: Sun comes out, but lake winds keep city cool
- 2009.04.14: Late-week temperatures to take off; weekend brings wet, windy storm
- 2009.04.14: Chicago's sub-32 degree days
- 2009.04.13: Another damp day, and chill won't go away
- 2009.04.13: String of 11 below normal days; coming warm-up could yield windy, wet assault
- 2009.04.13: Has Chicago ever had a July day with a high below 60 degrees?
- 2009.04.12: Stubborn spring not ready to show warmth
- 2009.04.12: Rain combines with persistent lake winds to set up a raw, chilly Monday
- 2009.04.12: Cubs home opener weather history
- 2009.04.11: Sunshine for Easter, but rain for Cubs opener
- 2009.04.11: A cold, snowy April 1938 does an about--face and turns warm and dry
- 2009.04.11: Has Chicago ever had the same high temperature four days in a row?
- 2009.04.10: Twisters rake U.S.; city shivers in lake breeze
- 2009.04.10: Winds veer and cut time over lake so 60 degrees is possible inland Sunday
- 2009.04.10: Has April ever been colder than March in Chicago?
- 2009.04.09: Downstate Illinois, Indiana in for a soaking
- 2009.04.09: Winds to cut into weekend's lakeside temperatures; wet, windy Monday
- 2009.04.09: Lake Michigan's water increase in gallons
- 2009.04.08: City is still looking for a 60-degree April day
- 2009.04.08: Storm to swipe the city Friday; Monday-Tuesday system is another story
- 2009.04.08: What is "carbon sequestration"?
- 2009.04.07: It's no heat wave, but 2 mild days ahead
- 2009.04.07: A break in wettest spring of past 26 years--but storm track to remain active
- 2009.04.07: Snowed out White Sox game of 1982
- 2009.04.07: Snowing in North Carolina
- 2009.04.06: Sun is shining stronger, but chill won't quit
- 2009.04.06: Modest temperature surges come between wet systems in days ahead
- 2009.04.06: Bourbonnais tornado in 1963
- 2009.04.06: Pictures From Sunday's Snow
- 2009.04.05: Early spring snowstorm bombards Chicago
- 2009.04.05: Sunday's messy rain, snow set stage for cold, blustery Monday
- 2009.04.05: Snowless Aprils vs. Snowy Mays
- 2009.04.04: Sunday to be a wild ride from rain to snow
- 2009.04.04: 27 years later—another late season winter storm
- 2009.04.04: April 1975 Chicago snowstorm
- 2009.04.03: Turn for the worse in store for the weekend
- 2009.04.03: Low pressure brings rain -- then snow -- this weekend
- 2009.04.03: Snow in April
- 2009.04.02: Precipitation runs far above normal levels
- 2009.04.02: Sunday’s cold, wind-driven rain transitions to sleet and snow
- 2009.04.02: Boys and men are struck by lightning about fours times as often as girls and women.
- 2009.04.02: The view Thursday from Scotland's mountaintops
- 2009.04.01: There's no letup in chilly, wet pattern in sight
- 2009.04.01: Two blustery storms target area--second could bring wintry blast
- 2009.04.01: Lake Michigan freezes over
- 2009.03.31: Very few regrets that a wet March is history
- 2009.03.31: What’s behind stormy pattern is expected to continue April precipitation
- 2009.03.31: Does Hawaii have a tsunami season?
- 2009.03.31: Tuesday rainbow
- 2009.03.31: Double rainbow over Montrose Harbor
- 2009.03.31: Cold front passes through Chicago
- 2009.03.31: Possible Tornado touchdown near Belvidere this evening
- 2009.03.31: Alaska volcano activity
- 2009.03.30: Storm spins up temperature-boosting gusts
- 2009.03.30: Active pattern: 3 storms in next 10 days; wet March leads to wet April debut
- 2009.03.30: A day without precipitation in the U.S.?
- 2009.03.29:
- 2009.03.29: Tuesday’s rain to cap off a very wet March
- 2009.03.29: Snow boosts seasonal total past 50 inches; rainy week ahead
- 2009.03.29: Storm names
- 2009.03.28: Spring on hold as icy rain and snow blast area
- 2009.03.28: The March that roared: All lion, no lamb in 1954
- 2009.03.28: What was the warmest Chicago temperature before a major snow?
- 2009.03.27: Chilly weekend starts wet and gets worse
- 2009.03.27: 'Dynamic cooling' to change rain to snow; howling 45-plus m.p.h. gusts ahead
- 2009.03.27: Snow on March 26, 1944
- 2009.03.26: Here comes the chill; snow can't be ruled out
- 2009.03.26: Warmer surface and lake waters may not shield area from some weekend snow
- 2009.03.26: April 80s in Chicago
- 2009.03.25: Stormy pattern ahead; brace for a wet weekend
- 2009.03.25: Winds increase here Friday, rain follows; snow threatens a large swath to west
- 2009.03.25: Strongest winds ever recorded in Chicago
- 2009.03.24: So long 70s; Rockford gets 2 inches of rain
- 2009.03.24: Thin line between rain/snow; vigorous weekend storm warrants monitoring
- 2009.03.24: Chicago sunlight and Vitamin D
- 2009.03.23: Shot at the 70s comes with note of caution
- 2009.03.23: Gusts to boost prospects of 70s inland; Mt. Redoubt eruptions not the last
- 2009.03.23: The snowy Easter of 1964
- 2009.03.22: Mild readings bring showers, thunderstorms
- 2009.03.22: Major storm system hits central U.S.
- 2009.03.22: When the sun is closest to Illinois
- 2009.03.21: Week begins with unseasonably mild readings
- 2009.03.21: Global warming? Some expect imminent global cooling
- 2009.03.21: How many days on record in Chicago have had the same high and low temperature on the same day?
- 2009.03.20: Stronger sun, longer days warm up weekend
- 2009.03.20: Storm to deliver 70s next week; 1-2 inch rains to boost '09 precipitation tally
- 2009.03.20: Is rainwater safe to drink?
- 2009.03.19: Spring starts with a shiver and plenty of sun
- 2009.03.19: Winds critical to Chicago weekend temps; storm to play big role next week
- 2009.03.19: Tornado NW side of Chicago on March 12, 1976
- 2009.03.18: Despite chill, March a bit warmer than in '08
- 2009.03.18: Spring storm to propel warmth and thundery rains into nation's midsection
- 2009.03.18: 1977: Warmest Chicago spring on record
- 2009.03.18: Check out this beautiful shot of Tuesday's sunrise
- 2009.03.17: Luck runs out as colder weather moves in
- 2009.03.17: Winds off lake drive temperatures down, but evidence of new warm-up grows
- 2009.03.17: Tornadoes in the city of Chicago
- 2009.03.16: It may feel like May, and it could set a record
- 2009.03.16: Warm spell follows temperature dive; wet 2-week pattern coming together
- 2009.03.16: When to put the snow blower away
- 2009.03.16: Lake Michigan's diminishing ice as viewed from Chicago's northside shoreline
- 2009.03.15: Chicago to get its first true taste of spring
- 2009.03.15: Lucky 70s set the stage for a pleasant St. Patrick's Day
- 2009.03.15: Taking a shower during a thunderstorm
- 2009.03.14: Chill looming again after a warm Tuesday
- 2009.03.14: The Tri-State Tornado of March 18, 1925
- 2009.03.14: Warm air exiting, cold air entering home
- 2009.03.13: Sunshine gets weekend warm-up under way
- 2009.03.13: Spring warmth to return as temperatures surge into the 60s by Tuesday
- 2009.03.13: Chicago's coldest winter and month
- 2009.03.13:
- 2009.03.12: Quiet weather, slowly moderating readings
- 2009.03.12: Quiet weather for Midwest for next 3 days, but snow north and rain south
- 2009.03.12: How far inland does the lake breeze typically reach?
- 2009.03.12:
- 2009.03.11: Chicago dries out as South gets welcome rain
- 2009.03.11: Chilly and dry in Chicago; several days of rain in the South
- 2009.03.11: What's the chance of any more troublesome snow storms this winter in Chicago?
- 2009.03.11:
- 2009.03.10: High winds, icy floodwaters after rain
- 2009.03.10: Mild temperatures vanish as cold Canadian air arrives, but stay will be brief
- 2009.03.10: Why is the Lake Michigan water temperature reported this time of the year?
- 2009.03.10:
- 2009.03.09: Mercury on roller coaster, high flood threat
- 2009.03.09: Severe weather a threat Tuesday, and temperatures plunge Wednesday
- 2009.03.09: Glaciers and snow
- 2009.03.09:
- 2009.03.09:
- 2009.03.09:
- 2009.03.09:
- 2009.03.08: Pause between major storms only 30 hours
- 2009.03.08: After weekend deluge, heavy rains threaten again Monday night and Tuesday
- 2009.03.08: How rainfall is measured
- 2009.03.08:
- 2009.03.08:
- 2009.03.07: Showers, thunderstorms sweep across city
- 2009.03.07: Annual march of temperatures takes its biggest steps in March and October
- 2009.03.07: Greatest spread between high and low temperatures in Chicago
- 2009.03.06: A wet weekend brings a flash-flood watch
- 2009.03.06: Severe storms heading Downstate, heavy rains targeting northern Illinois
- 2009.03.06: Feeling under the weather?
- 2009.03.05: Here comes the weekend; here comes the rain
- 2009.03.05: Mild temperatures and heavy rain precede next week's arctic blast
- 2009.03.05: Spring's latest below freezing days in Chicago
- 2009.03.04: Heavy rain to follow temperatures in the 60s
- 2009.03.04: Higher temperatures, more humidity, heavy rain head this way
- 2009.03.04: Who invented the word, "blizzard"?
- 2009.03.03: March temperature turnaround in the wind
- 2009.03.03: Jet stream and south winds to give warm-up a boost; big weekend rains loom
- 2009.03.03: Chicago warmer than suburbs?
- 2009.03.03: Amazing shots of hoar frost this morning downstate
- 2009.03.02: Lake snow brushes city, buries Milwaukee
- 2009.03.02: Thursday could bring 60+ degrees--mildest reading of 2009 possible
- 2009.03.02: Accuracy of weather forecasts
- 2009.03.02: Snow in Michigan's Keweenaw Peninsula
- 2009.03.02: Snow cell as viewed from Barrington
- 2009.03.02: Beautiful sunset over a wind turbine farm in Ransom, Illinois
- 2009.03.02: Check out this Alabama snow shots!
- 2009.03.02: Lake snow clouds in Waukegan this morning
- 2009.03.02: Eastern snowstorm produces a winter wonderland in North Carolina's mountains where the biggest snow in 11 years!
- 2009.03.02: Winter comes to North Carolina on the first day of meteorological spring
- 2009.03.01: A wintry start, then week becomes springlike
- 2009.03.01: Storms possible Thursday during Severe Weather Preparedness Week
- 2009.03.01: Water shortages in the Los Angeles area
- 2009.03.01:
- 2009.02.28: Warm-up to follow March's cold, snowy start
- 2009.02.28: March: A month of volatile weather in Chicago--from tornadoes to blizzards
- 2009.02.28: What is the worst March 1 weather that Chicago 's had
- 2009.02.27: Cold, brisk finish to meteorological winter
- 2009.02.27: Lake-snow threat Sunday; 71% of summers after a cold winter trend cool
- 2009.02.27: Dry over the entire Lower 48: Can it happen?
- 2009.02.27: Thursday night flooding in Lincoln Square
- 2009.02.26: Rain could have been 20 inches of snow
- 2009.02.26: Storm the product of 170 m.p.h. jet stream; lake snow setup Sunday night
- 2009.02.26: Chicago's earliest and latest snow of the season
- 2009.02.26: Even this Hawk on Northerly Island enjoyed Wednesday's mild Chicago weather!
- 2009.02.26: Check out the first flowering plants of 2009 in the Klemm's garden in Geneva, Illinois
- 2009.02.25: Heavy rain, thunder then a temperature fall
- 2009.02.25: Storm's warm sector arrives here after dark; Upper Midwest braces for snow
- 2009.02.25: Sunnier than usual winter
- 2009.02.24: A romp on the mild side before next chill
- 2009.02.24: Big rains, thundery downpours here; 1,000 mile swath of heavy snow north
- 2009.02.24: Chicago winters with three 20-inch snowfall months
- 2009.02.23: Chicago area breaks out of a subfreezing stint
- 2009.02.23: New pattern breaks up cold surges while sharply boosting precipitation
- 2009.02.23: What is Twilight time?
- 2009.02.22: Warm-up begins with high chance of showers
- 2009.02.22: Chicago's heating season 23rd coldest heading into February's final week
- 2009.02.22: The freezing point of water and air pressure
- 2009.02.21: Chill after snowstorm chased by brief warm-up
- 2009.02.21: "Ocean conveyor belt" maintains Earth's heat balance
- 2009.02.21: What is a "buckling jet stream"?
- 2009.02.20: Saturday snowfall tally could hit 4-8 inches
- 2009.02.20: Winds to surge as storm intensifies; warming next week could be cut short
- 2009.02.20: Snow on the first day of spring
- 2009.02.19: City could get 2nd heaviest snow of season
- 2009.02.19: Steadiest snow to fall over 14 hours; cold environment to bulk up snowflakes
- 2009.02.19: Best and worst Chicago snow possibilities
- 2009.02.19: Interesting view in Wasilla, Alaska
- 2009.02.18: Snow, chill turns driving into a challenge
- 2009.02.18: Wednesday’s snow just a warm-up; Friday/Saturday system a bigger threat
- 2009.02.18: How far south in this country does subzero weather occur?
- 2009.02.18: Wednesday's snowfall pictures in Whiting, Indiana
- 2009.02.17: Arctic blast delivers coldest slap in 2 weeks
- 2009.02.17: Modest snows expected from current system—a different story Friday night
- 2009.02.17: Cloud formation and salt in the air
- 2009.02.16: A wintry turn threatens to bring snow spells
- 2009.02.16: Merging midweek jet streams threaten to breathe life into eastbound storm
- 2009.02.16: What are the temperature ranges for it to snow?
- 2009.02.15: Sunny start to workweek; storm hits Tuesday
- 2009.02.15: Wintry mix with heavy snow north and severe storms south on Wednesday
- 2009.02.15: The temperature of sea water
- 2009.02.14: Astronomical smorgasbord-part 2
- 2009.02.14: Winter isn't ready to let go of Chicago area
- 2009.02.14: Under pressure: The highs and lows of Chicago weather
- 2009.02.14: Chicago's longest-standing temperature records
- 2009.02.13: Storm buried Iowa, Nebraska en route to city
- 2009.02.13: February's closing weeks to be chilly; next storm Tuesday night/Wednesday
- 2009.02.13: The 'rules' for leap year days
- 2009.02.13: Snow in Arizona
- 2009.02.12: Chicago in for a Valentine's Day snow
- 2009.02.12: First measurable snow in more than 2 weeks for Valentine’s Day
- 2009.02.12: Weather on the moon
- 2009.02.12: Crepuscular rays as viewed from the 6,000 ft. level over Pontiac Thursday
- 2009.02.11: A record rain moves on; Downstate swamped
- 2009.02.11: Onset of colder, wintry pattern threatening a series of snows next 2 weeks
- 2009.02.11: Sounds carry better in cold air
- 2009.02.10: It's back to reality--snow to fly by Saturday
- 2009.02.10: Unseasonable warmth followed by soaking rains Wednesday; snow Saturday
- 2009.02.10: Aurora, Illinois temperatures colder than elsewhere?
- 2009.02.09: Tuesday's 60s threaten a 133-year-old record
- 2009.02.09: Wednesday storm to unleash a full February's rain; wintry chill to resurge
- 2009.02.09: Chicago's latest date with a temperature below zero
- 2009.02.08: Rain will bring in highs near 60, more storms
- 2009.02.08: Chicago to experience 1-2 storm punch tonight and Wednesday
- 2009.02.08: Sun in the polar regions vs. the tropics
- 2009.02.07: Chicago area's spring fling to be a brief affair
- 2009.02.07: A super-cold blast from the past: The record cold wave of February 1899
- 2009.02.07: Has every one of the 50 states recorded a temperature of 100 degrees or higher?
- 2009.02.06: Warm surge set record highs on way to city
- 2009.02.06: More 50s Tuesday; precipitation could be twice normal in stormier pattern
- 2009.02.06: No snow after Feb. 1?
- 2009.02.05: Warm surge blows in, along with fog, drizzle
- 2009.02.05: Fog, drizzle to develop quickly as moisture arrives with mildest surge in 6 weeks
- 2009.02.05: Chicago's 18-below zero low temperature
- 2009.02.05: Check out these photos of the freeze in Lakeland, Florida
- 2009.02.05: Lake snow in Michigan City, Indiana
- 2009.02.05: More images of this week's monster storm in the Indiana lake snowbelt area
- 2009.02.04: Warming trend begins; Indiana digging out
- 2009.02.04: Temperatures surge 50 degrees with strongest warm-up in 2-plus months
- 2009.02.04: Valentine's Day 1990 snowstorm
- 2009.02.04: More Snow Pictures from Valparaiso
- 2009.02.03: Lake-snow nightmare hits parts of Indiana
- 2009.02.03: Biggest break in the cold since November just days away; snowpack to melt
- 2009.02.03: How cold January 2009 ranks among all months
- 2009.02.03: Lake-effect snow photos from Valparaiso
- 2009.02.03: Lake-effect snow in Indiana
- 2009.02.03: Robins in the far southwest suburbs earlier this week
- 2009.02.02: Lake snow builds before a big chill sets in
- 2009.02.02: Lunch hour and evening rush threatened by lake snow; big warm-up follows
- 2009.02.02: Weather on the 'Day the Music Died'
- 2009.02.02: A view from Montrose Harbor
- 2009.02.01: A wintry shot, then a milder, rainy weekend
- 2009.02.01: Despite Tuesday's snow, substantial weekend warm-up to shrink snowpack
- 2009.02.01: More on the cold January of 1982
- 2009.01.31: 10th coldest January closes with a month's high of 38 degrees
- 2009.01.31: Full illu-MOON-ation: A timetable of Chicago’s upcoming full moons
- 2009.01.31: Winter of 1920-21 was Chicago's least-snowy winter
- 2009.01.30: Weekend warms a bit as a cold January ends
- 2009.01.30: Eastern storm helps set up lake snow here; warm-up due late next week
- 2009.01.30: Chicago's greatest snow cover
- 2009.01.30: Ice storm
- 2009.01.30: Power outages continue downstate in the wake of the past week's ice and snow there
- 2009.01.29: Arctic chill in the air; warmer weekend ahead
- 2009.01.29: Weekend is warmer aloft than at ground; next week's storm track creeps west
- 2009.01.29: What is the nation's highest January reading?
- 2009.01.29: Sunrise in Elizabeth, Illinois
- 2009.01.28: 60 % of U.S. under snow; city gets 31st day of measurable snow
- 2009.01.28: Sunday temperatures break above freezing; northbound Gulf storm next week
- 2009.01.28: Snowfall after the "Big Snow" of 1967
- 2009.01.28: Wintry scene off Chicago's shoreline
- 2009.01.27: Lake plays role in snow at edge of huge storm
- 2009.01.27: Converging winds set up narrow but intense lake-effect 'snow plume'
- 2009.01.27: When January 1982 wasn't family-event friendly...
- 2009.01.27: Last week's snow in Lake Forest
- 2009.01.26: Chicago in for snow; heaviest blow goes south
- 2009.01.26: Models advertise a break in cold; other indicators are far less convincing
- 2009.01.26: Most consecutive days of snow cover
- 2009.01.26: Chicago's latest cold blast produces this "light pillar" --a vertical ray of light--an optical phenomenon not uncommon in arctic air
- 2009.01.26: The area's Largest Snowman??
- 2009.01.25: Traveling south of Chicago could be dicey
- 2009.01.25: Cold air maintains grip over Midwest and Great Lakes
- 2009.01.25: Robins as a sign of an early spring?
- 2009.01.24: Chicago to experience another week of below normal temperatures
- 2009.01.24: The "snowbelts" of the Great Lakes
- 2009.01.24: Ice formation behind car tires
- 2009.01.23: Expect coldest weekend in more than a year
- 2009.01.23: Rockies brace for 4-foot-plus snows; arctic high keeps snow south of area
- 2009.01.23: Snowstorm 'birthmarks'
- 2009.01.23: Beautiful Sunrise in St. Charles
- 2009.01.22: Arctic blast to send temperatures crashing
- 2009.01.22: 3,250-mile swath of winds from the North Pole behind Saturday’s cold
- 2009.01.22: Raining with a temperature of 12 degrees. How can this be?
- 2009.01.22: Wintry Chill Visits Florida
- 2009.01.21: Chicago gets taste of first mild surge in weeks
- 2009.01.21: Blockbuster Yukon high to send arctic air crashing into U.S. for weekend
- 2009.01.21: Frequency of 20 below or lower temps in Chicago
- 2009.01.21: Frozen frog prays for spring
- 2009.01.21: Sunrise in St. John, Indiana
- 2009.01.20: Tuesday's snow adds another benchmark
- 2009.01.20: Cold inauguration; Chicago's brief warm-up yields to cold blast, snowy spell
- 2009.01.20: 60s before the 1967 'Big Snow'
- 2009.01.20: Lake-effect snow in Indiana
- 2009.01.19: City to get brief break in 15th coldest winter
- 2009.01.19: Winter now 15th coldest in 139 years with new round of cold by weekend
- 2009.01.19: Reagan Inauguration--The coldest on record?"
- 2009.01.19: Lake effect snowfall in Portage, Indiana
- 2009.01.19: Reflective snow cover
- 2009.01.19: Fantastic snowflake close-ups
- 2009.01.19: Scenes from Anchorage, Alaska
- 2009.01.19: Recent puffy snowflakes glisten in the light
- 2009.01.19: Extraordinary frost on west suburban windows at the height of last week's bitter arctic siege
- 2009.01.18: A warming spell midweek, then cold returns
- 2009.01.18: Inauguration Day shaping up to be among the coldest in Washington
- 2009.01.18: The speed of clouds
- 2009.01.18: A symbol of winter: Icicles
- 2009.01.17: Heavy snows to the north Saturday, brief "warm-up" expected midweek
- 2009.01.17: The ups and downs of Chicago’s winter snowfall
- 2009.01.17: Hottest and coldest months ever recorded in Chicago
- 2009.01.16: Brutal chill to loosen its grip on Chicago area
- 2009.01.16: Density of cold air slows its retreat; 45 hours at near zero or lower at O'Hare
- 2009.01.16: 'Arctic Express' vs. 'Siberian Express'
- 2009.01.16: On the bright side, chills this brutal are rare
- 2009.01.16: Winds boost temperatures but blow snow late Friday; 2-4-inch snows Saturday?
- 2009.01.16: Instant cloud of 'vapor' Friday morning in Oshkosh, Wis.
- 2009.01.16: Lake Michigan on a cold morning
- 2009.01.16: A "look" at how cold it was this morning...
- 2009.01.16: Even the snowman says it's cold!
- 2009.01.15: How many days in the winter does the temperature here in Chicago drop to zero degrees or lower?
- 2009.01.15: Check it out--even the Fox River at St. Charles was "steaming" in the bitter cold Thursday morning
- 2009.01.15: Snow in Michigan's Upper Peninsula
- 2009.01.14: City's brutal subzero streak could end Friday
- 2009.01.14: Snowcover provides warmth-reflecting surface over which Arctic Express runs
- 2009.01.14: What date does Chicago's average temperatures start rising?
- 2009.01.14: Lots of snow shoveled in Naperville, Illinois
- 2009.01.14: Snow in Valparaiso, Indiana
- 2009.01.14: Snowflakes in Winfield, Indiana
- 2009.01.14: Snow pictures from Whiting, Indiana
- 2009.01.13: Coldest winter in 8 years to get even colder
- 2009.01.13: Brutal chill may include nearly 60 consecutive subzero hours; relief next week?
- 2009.01.13: What is greatest 24-hour snowfall and record low in Illinois?
- 2009.01.12: Snow flies about as bitter winds belt the city
- 2009.01.12: Blizzard watches Wednesday afternoon/night as stronger system approaches
- 2009.01.12: Defining blizzard conditions
- 2009.01.12: All of the recent snow stacks up in Naperville!
- 2009.01.11: Winter 2008-09 shaping up to be one of the worst
- 2009.01.11: Winter 2008-09: A throwback to the rugged winters of the late 1970s
- 2009.01.11: Remembering the winter of 1978-79
- 2009.01.10: More snow, then severe cold takes aim at city
- 2009.01.10: Upcoming cold wave threatens city with 1st subzero high in nearly 13 years
- 2009.01.10: The Blizzard of 1886
- 2009.01.09: Season becomes 2nd snowiest in 3 decades
- 2009.01.09: Brutal arctic cold to bring more snow, eye-catching barometric pressures
- 2009.01.09: Chicago's record barometric pressures
- 2009.01.09: Ice build-up along the Fox River this past weekend
- 2009.01.08: Snowfall across 32 hours could be heaviest yet
- 2009.01.08: Storm's snow to hit in two surges—and so will next week's cold blasts
- 2009.01.08: Longest streak below freezing
- 2009.01.07: Season's snowfall passes 2 feet--more on way
- 2009.01.07: Growing snowpack here clears way for brutal arctic blast next week
- 2009.01.07: Old vs. new windchill formulas
- 2009.01.07: Before the Forecast 1/7
- 2009.01.07: The Chugach Mountains and ice floes on Alaska’s Turnagain Arm near Anchorage
- 2009.01.07: Photos from the mammoth December icestorm which crippled the Northeast
- 2009.01.07:
- 2009.01.06: Winter is about to get a bit snowier, colder
- 2009.01.06: Shots of cold in coming days before core of arctic chill settles in next week
- 2009.01.06: Climatologists and Meteorologists
- 2009.01.06: An "Ice Dog" on the Lake Forest shoreline of Lake Michigan
- 2009.01.06: Hoar frost in Anchorage as Alaska shivers through bitterly cold temperatures
- 2009.01.05: First snow in more than a week heads our way
- 2009.01.05: Alaska's coldest air in years could make a move on lower 48 states next week
- 2009.01.05: Chicago's cold spell of 1983
- 2009.01.05: Before the Forecast 1/7
- 2009.01.05: Deep freeze in Alaska
- 2009.01.04: Snow Tuesday and Friday followed by arctic cold
- 2009.01.04: Next storm's snow-producing potential not likely to materialize in Chicago
- 2009.01.04: U.S. drought update
- 2009.01.03: Sun's closer, but can't keep the cold away
- 2009.01.03: Chicago's annual cycle of temperatures and daylight
- 2009.01.03: What is WMO?
- 2009.01.02: Rain for the weekend; wintry blast midweek
- 2009.01.02: A 1-2 punch in 2009s first week / Severe storms, flooding a year ago
- 2009.01.02: Can moons ... have moons?
- 2009.01.01: Storms, chill put shrill end to calm weather
- 2009.01.01: Two storms take aim at Chicago
- 2009.01.01: Chicago's last 10-inch snow event
- 2008.12.31: A prediction for the new year and beyond
- 2008.12.31: First storm of 2009 arrives late Saturday; second storm Tuesday
- 2008.12.31: Greatest consecutive days of measurable snow
- 2008.12.30: 2008 coming to an end on a cold note
- 2008.12.30: Chicago's seasonal snow so far among heaviest 20; Big snow looms midweek
- 2008.12.30: Low temperatures for the day
- 2008.12.29: 40-degree day closes with subzero chill
- 2008.12.29: Chicago's New Year kicks off with 1st of 2 arctic surges
- 2008.12.29: Recent cold weather and Global Warming arguments
- 2008.12.28: Weather will remain active, but less harsh
- 2008.12.28: December's record warmest temperatures
- 2008.12.28: Range of temperatures required for snow
- 2008.12.28: Saturday's warmth and resulting snowmelt brings flooding
- 2008.12.27: Chicago-area reeling from bizarre weather
- 2008.12.27: Wet and wild weekend sends 2008's precipitation total to all-time record
- 2008.12.27: December 2000 in Chicago: A whole season's snowfall in just one month!
- 2008.12.27: How can it rain at 26 degrees?
- 2008.12.27:
- 2008.12.26: Heavy rain and warmth will trigger flooding
- 2008.12.26: Snow disappears as mild air, thunderstorms roll in
- 2008.12.26: Why hurricanes can't be stopped
- 2008.12.25: Warm-up brings a severe threat of flooding
- 2008.12.25: Surging temperatures, heavy rain and flooding Saturday
- 2008.12.25: The origin of the 'Alberta clipper'
- 2008.12.25:
- 2008.12.24: Sleet, then rain as it gets milder after holiday
- 2008.12.24: Chicago's seasonal snow to date impressive, but next system brings rain
- 2008.12.24: Christmas in the 10 snowiest Chicago winters
- 2008.12.23: Icy mix leads to cold blast, then weekend thaw
- 2008.12.23: Chicago's wettest years
- 2008.12.23: Chicago's icy mix changes to heavy snowfall Wednesday afternoon
- 2008.12.23: Volcanoes on Jupiter's moons
- 2008.12.23:
- 2008.12.23:
- 2008.12.22:
- 2008.12.22: Single digits make rare show, then more snow
- 2008.12.22: Bitter chill eases, but December's 6th 2-inch-plus snow hits Tuesday
- 2008.12.22: Chicago's lowest average temperatures of the year in the weeks after the winter solstice
- 2008.12.21: As windchills ease, next snowstorm on its way
- 2008.12.21: Arctic cold marks winter solstice, but milder air follows after Christmas
- 2008.12.21: Don't eat snow!
- 2008.12.21:
- 2008.12.21:
- 2008.12.21:
- 2008.12.20: Dangerous wind chills hit Chicago Sunday
- 2008.12.20: If history is any indication--brace for a snowy winter, Chicago
- 2008.12.20: Atmosphere in the age of dinosaurs
- 2008.12.20: Thursday night's ice storm slams Macomb; may be the worst in 40 years
- 2008.12.19: Brutal chill to roar in on 40-plus m.p.h. winds
- 2008.12.19: Blast off Canadian tundra coldest in 11 months; brutally cold for Bears game
- 2008.12.19: Cold winters of the 1980s
- 2008.12.19: Before the Forecast 12/19
- 2008.12.19: More great ice storm photos from St. John, Ind.
- 2008.12.19: Bear Lake snow photos
- 2008.12.19: More Ice Storm Photos from Indiana
- 2008.12.19:
- 2008.12.19:
- 2008.12.18: Storm near peak as rush hour gets under way
- 2008.12.18: Season's most brutal chill to date due Sunday; subzero lows hit 2 weeks early
- 2008.12.18: Where to go to guarantee a white Christmas
- 2008.12.18: Latest Tom Skilling update on the winter storm that will affect the Chicago area tonight and Friday
- 2008.12.18: Before the Forecast: Dec. 18
- 2008.12.18:
- 2008.12.18:
- 2008.12.17: Ice, snow and thunder loom with latest storm
- 2008.12.17: Storm hits hard Thursday night and threatens Friday morning's rush hour
- 2008.12.17: Freezing the Great Lakes
- 2008.12.17: Tuesday afternoon and evening's snowstorm travel nightmare through the lens of the Tribune's John Smierciak
- 2008.12.17: Snow across the Las Vegas area
- 2008.12.17: A hawk in the snow
- 2008.12.17: Before the forecast 12/17
- 2008.12.17: Gold Coast snow scenes
- 2008.12.16: Season's biggest snow puts brakes on rush hour
- 2008.12.16: Next system may be 4 times wetter; concern over ice/snow potential grows
- 2008.12.16: Doppler radar and precipitation type
- 2008.12.16:
- 2008.12.16:
- 2008.12.16: Sunday night's 45-degree temperature drop
- 2008.12.16: Weather Blog Update--12/16/2008
- 2008.12.16: Update on the first day of our online 7-day forecast
- 2008.12.15: 75% of nation shivers; city faces 3-inch snow
- 2008.12.15: Cold temperatures mean incoming system to deliver 3-6 inches of snow
- 2008.12.15: Chicago's brutally cold weather
- 2008.12.15: Before the Forecast 12/15
- 2008.12.15: Patriotic snowmen last week in Elgin
- 2008.12.15: A recent snow near the Kankakee State Park
- 2008.12.14: Monday's icy blast just the start of wintry week
- 2008.12.14: Overnight's wall of cold paves way for icy roads; 3 shots of snow this week
- 2008.12.14: Blizzard vs. snowstorm
- 2008.12.13: Mild, windy weekend a tease before the snows
- 2008.12.13: Chicago's 'heart-attack' snowstorm: The thundersnow of Dec. 14-15, 1987
- 2008.12.13: Chicago's warmest Christmas
- 2008.12.12: Powerful winds push temperatures to the 50s
- 2008.12.12: Blizzard threatens Plains and Rockies; multiple snows here next week
- 2008.12.12: The frigid cold spell of Jan. 7-17, 1982
- 2008.12.12: Tonight's Full Moon as Seen from Chicago
- 2008.12.12: Before the Forecast 12/12
- 2008.12.11: Wild weather rides begins with a frigid Friday
- 2008.12.11: Sundayas powerhouse winds deliver 50s, but arctic air and snow will return
- 2008.12.11: December 1982 Chicago Bears game
- 2008.12.11: Before the Forecast 12/11
- 2008.12.11: Spectacular lenticular clouds hovering above Mt. Rainier
- 2008.12.10: Quick arctic shot arrives before milder air
- 2008.12.10: Weekend warm-up to be short-lived; cold, snowier pattern setting up next week
- 2008.12.10: 1965 Christmas Eve snow in Chicago
- 2008.12.10: Before the Forecast 12/10
- 2008.12.10: The chill has icicles hanging from the branches of this tree
- 2008.12.10: Snow-covered rooftops on Chicago's northwest side
- 2008.12.10: Here are scenes from Chicago's Edgewater neighborhood Wednesday morning in the wake of yesterday's snow
- 2008.12.09: City has 3rd highest season snow total since 1980
- 2008.12.09: Arctic blasts hits farther west boosting temperatures, precipitation here
- 2008.12.09: Chicago winters of 1975 through 1985
- 2008.12.09:
- 2008.12.09: Before the Forecast 12/09
- 2008.12.08: City having its 9th coldest December start
- 2008.12.08: First 40s in 2 weeks due Sunday; pattern shift suggesting volatile temps here
- 2008.12.08: Sunset on shortest day of the year
- 2008.12.08: Before the Forecast 12-08
- 2008.12.08: Check out this geomagnetic activity plot from our astronomer Dan Joyce
- 2008.12.08: Monday’s Wintry skies over Chicago's lakeshore
- 2008.12.07: Icy conditions, then worse in store for Chicago
- 2008.12.07: Sizing up Tuesday's storm: Mixed precipitation changes to snow
- 2008.12.07: Chicago's highest and lowest December temperatures
- 2008.12.06: Cold air sets stage for another round of snow
- 2008.12.06: Chicago's recent winter temperatures on an upward trend
- 2008.12.06: World's wettest and driest spots
- 2008.12.05: Only 25 of past 139 years have seen such cold air this early
- 2008.12.05: First signs of Midwest storm troubles on Tuesday could be brewing in Pacific
- 2008.12.05: Temperatures and snow
- 2008.12.05: Before the forecast
- 2008.12.04: Chicago-area in for a 2nd day of shivering
- 2008.12.04: Saturday and Monday-Tuesday snows could lead to impressive totals
- 2008.12.04: Winter humidity versus summer humidity
- 2008.12.04: Before the Forecast 12-4-08
- 2008.12.03: With arctic spigot open, it feels like February
- 2008.12.03: Snow a good bet Saturday; 2 week accumulation estimates remain elevated
- 2008.12.03: Where is the best place to get sunshine?
- 2008.12.03: Before the Forecast 12/3
- 2008.12.02: Wintry weather to tangle with evening rush hour
- 2008.12.02: Chicago to shiver in season's coldest day to date; cold blasts keep coming
- 2008.12.02: What is the smallest range of temperatures in a single day in Chicago?
- 2008.12.02: Snow scenes this morning from north suburban Deerfield, Illinois
- 2008.12.02: Before the Forecast 12-02
- 2008.12.02: Snow whitens the Scottish landscape
- 2008.12.02: Beautiful shots of Monday’s snow in Whiting, Indiana
- 2008.12.01: Strong winds to buoy Chicago temperatures
- 2008.12.01: Thursday/Friday arctic blast; models generate big 2-week snow tallies here
- 2008.12.01: Snow measurement accuracy
- 2008.12.01: Before the Forecast 12/1
- 2008.12.01: Chicago snow at Wacker and Randolph
- 2008.12.01: The sun rises looking from Evanston out over Lake Michigan this past Thursday
- 2008.12.01: "Winder wonderland" Monday
- 2008.12.01: Winter in the city after the season's first significant snow accumulation
- 2008.12.01: Scotland much of the UK are shivering
- 2008.11.30: December's wintry open follows soggiest fall
- 2008.11.30: City escapes major Sunday snow, but more could be on the way this week
- 2008.11.30: Chicago's winter of 1954-55
- 2008.11.29: Winter hits the ground running--into snow
- 2008.11.29: 30th anniversary of Chicago's worst winter on record: 1978-79
- 2008.11.29: How does "black ice" differ from regular ice?
- 2008.11.28: Snow-rain cocktail could be on way to city
- 2008.11.28: Four key factors make amount of snow that accumulates Sunday a dicey call
- 2008.11.28: Greatest spread between record high and low
- 2008.11.28: Before the Forecast 11/28
- 2008.11.27: Mild holiday weekend to end on snowy note
- 2008.11.27: Potential Sunday/Monday snow; active 2008 hurricane season ends Sunday
- 2008.11.27: Record low for Nov. 21
- 2008.11.27: Valdez, Alaska, picks up 13" of Thanksgiving Day snow--November total now in the Top 10 at 60"
- 2008.11.26: Thanksgiving weekend to have wintry close
- 2008.11.26: Storm over Midwest could lead to sticking snow Sunday into Monday
- 2008.11.26: Lightning during snowstorms
- 2008.11.26: Before the Forecast 11/26
- 2008.11.26: Halo above Fermilab in Batavia, Illinois this past Sunday afternoon (11/23/2008)
- 2008.11.25: November's average temperature takes a hit
- 2008.11.25: Respite from most extreme chill; Thanksgiving weekend could include snow
- 2008.11.25: What is Chicago's warmest day that has had measurable snow?
- 2008.11.25: Before the Forecast 11/25
- 2008.11.25: The International Space Station in the skies over Illinois
- 2008.11.24: Latest cold surge to ease up by Thanksgiving
- 2008.11.24: Key cold-weather indexes suggest colder than normal opening for December
- 2008.11.24: Boiling point of water and air pressure
- 2008.11.24: Before the Forecast 11/24
- 2008.11.24: Snow comes to Scotland in the UK
- 2008.11.24: Check out this snow owl in Ringwood, Illinois
- 2008.11.24: Snow accumulates Monday morning (11/24) in Algonquin and Chicago's northwest suburbs
- 2008.11.23: Falling temperatures will create a messy mix
- 2008.11.23: Cold front meshes with Chicago's Monday morning traffic
- 2008.11.23: The heavy rains of September 2008
- 2008.11.22: City's mild surge falls to wet snow, cold wave
- 2008.11.22: Chicago’s 10 greatest snowstorms
- 2008.11.22: Chicago's greatest number of rainy days, and greatest number of rainless days
- 2008.11.21: City's once-mild November takes a chilly turn
- 2008.11.21: Possible sticking snow and cold outbreak to follow Sunday's windy warm-up
- 2008.11.21: Thunderstorms in Hawaii
- 2008.11.21: Icy north winds toss Lake Michigan, generating impressive waves
- 2008.11.21: Before the Forecast 11/21
- 2008.11.21: Snowy La Porte Indiana
- 2008.11.21: The week's second lake-effect snow buries parts of the Indiana/Michigan snow belt under as much as 13.5"
- 2008.11.20: Say hello to chills that may hit single digits
- 2008.11.20: December-like chill to ease; monitoring 3 disturbances in coming week
- 2008.11.20: Sudden chill as in "The Day After Tomorrow"
- 2008.11.20: Check out the lake snows which have buried Michigan's Upper Peninsula; Up to 18 inches had fallen at Negaunee near Marquette by late Thursday!
- 2008.11.20: Before the Forecast 11-20-08
- 2008.11.19: City to shiver, Indiana, Michigan to shovel
- 2008.11.19: Cold surges to dominate next 2 weeks; prospects for sticking snow rise
- 2008.11.19: Recent heavy Chicago snows
- 2008.11.19: Before the Forecast 11/19
- 2008.11.19: Biggest November snow in 4 years blankets the Valparaiso University campus in Indiana Tuesday
- 2008.11.18: New arctic surge to be colder than the last
- 2008.11.18: Valparaiso's 10-inch snow the biggest in November since 2004
- 2008.11.18: Why do trees grow buds in the winter when it is so cold?
- 2008.11.18: Before and After Valparaiso's pre-dawn Tuesday snowstorm
- 2008.11.18: Before the Forecast 11/18
- 2008.11.18: Valparaiso in northern Indiana ends up ground-zero for overnight lake-effect snow
- 2008.11.17: December-like chill feeds lake-snow machine
- 2008.11.17: Break from cold Wednesday; new blast brings back Indiana/Michigan lake snow
- 2008.11.17: What day of the year is Chicago's snowiest day?
- 2008.11.17: Lake Effect Snow!
- 2008.11.17: Before the Forecast 11/17
- 2008.11.17: Lake snows hit sections of the Indiana/Michigan snow belt
- 2008.11.16: Area's 1st measurable snow right on schedule
- 2008.11.16: Wildfires burn in California; lake-effect snow on tap for Indiana, Michigan
- 2008.11.16: Dates of season's first snow
- 2008.11.15: Chilly weekend gives way to cold workweek
- 2008.11.15: The unprecedented early season cold wave of Nov. 16-17, 1959
- 2008.11.15: Florida's vulnerability to hurricanes
- 2008.11.14: Cold arrives; 50s gone with the northwest wind
- 2008.11.14: Strong winds fan California wildfires while wintry chill invades the Midwest
- 2008.11.14: Chicago's biggest November snowstorm
- 2008.11.14: Before the Forecast 11/14
- 2008.11.13: 50s fade as cold air blasts in for the weekend
- 2008.11.13: Gusty winds will deliver weekend chill; sticking snow by Thanksgiving?
- 2008.11.13: Graupel: Frozen precipitation that resembles tapioca
- 2008.11.13: Before the Forecast 11-13-08
- 2008.11.12: Chicago's chilliest weekend in 8 months
- 2008.11.12: Fast-charging arctic air hits Friday night, changes rain to snow; cold to linger
- 2008.11.12: How high up do Auroras form?
- 2008.11.12: Spectacular Northern Lights over Yellowknife, Northwest Territories, Canada
- 2008.11.12:
- 2008.11.12:
- 2008.11.12: Before the Forecast 11/12
- 2008.11.12:
- 2008.11.11: Chill's demise sets stage for first 50s in a week
- 2008.11.11: Resurging chill hits Friday night; season's coldest air to date next week
- 2008.11.11: A cold Thursday, Nov. 7, 1991
- 2008.11.11: Before the Forecast 11/11
- 2008.11.11: Sharp cloud demarcation Tuesday morning as viewed from 33,000 ft. over Pennsylvania
- 2008.11.10: City shivers with earliest wintry spell in 13 years
- 2008.11.10: Cold backs off modestly--but resurges late week; hits even harder next week
- 2008.11.10: Chicago Thanksgiving snow storm Nov. 26-27, 1975
- 2008.11.10: Before the Forecast 11/10
- 2008.11.10: Despite some rainfall, extreme drought continues to take a heavy toll on Lake Hartwell on the South Carolina border with Georgia
- 2008.11.09: Enjoy the sun before clouds, cold take over
- 2008.11.09: Arctic air pours south into Midwest next weekend as jet stream buckles
- 2008.11.09: Chicago's 2008-09 winter outlook
- 2008.11.08: Weekend's chill extends through workweek
- 2008.11.08: Veterans Day weather in Chicago
- 2008.11.08: Environmental issues
- 2008.11.07: Chicago in for a weekend of shivers, snow
- 2008.11.07: Snows bury Plains but only swipe Chicago; flurries hardly rare this time of year
- 2008.11.07: Cloud seeding
- 2008.11.07: Before the Forecast 11/7
- 2008.11.07: Fall colors at Morton Arboretum
- 2008.11.07: Beautiful fall colors in Chicago
- 2008.11.06: Taste of winter is just around the corner
- 2008.11.06: Chilly pattern raises Midwest storm potential; two wet systems here next week
- 2008.11.06: Chicago's 70-degree minimum temps in October
- 2008.11.06: Before the Forecast 11-6-08
- 2008.11.06: Thursday's sunset near Mundelein
- 2008.11.06: Cold front’s ominous looking skies sweep the area in advance of temperature retreat
- 2008.11.06: Panoramic view of Hurricane Ike's destruction
- 2008.11.05: Storms signal end of November mild string
- 2008.11.05: Temperature-slashing transition next 2 days to include thunder then snow
- 2008.11.05: Jet contrails
- 2008.11.05: Before the Forecast 11/5
- 2008.11.05: This "sun dog" was observed Tuesday (11/4) over downstate Bloomington, Illinois
- 2008.11.04: Winds roar on what could be last day of 70s
- 2008.11.04: Sharp cool-off sets up stormy pattern expected to double normal precip tally
- 2008.11.04: Armistice Day storm, Nov. 11, 1940
- 2008.11.04: Before the Forecast 11/4
- 2008.11.03: Warm Election Day flirting with a record
- 2008.11.03: Stormy, chilly pattern targets Chicago late week; big 2-week precip tallies
- 2008.11.03: What weather is most conducive to avalanches?
- 2008.11.03: CHICAGO TUESDAY NOV. 4 ELECTION DAY WEATHER FORECAST AND OBAMA RALLY
- 2008.11.03: Before the forecast 11/3
- 2008.11.03: Chicago area fall colors in all their glory---at the Morton Arboretum and along
- 2008.11.03: Sunrises over the North Pole, just west of Nome, Alaska and over the Amazon Jungle from the cockpit of a Boeing-777
- 2008.11.02: Record highs within reach early this week
- 2008.11.02: Upper-flow jet stream pattern changes ahead
- 2008.11.02: Earthworms and wet weather
- 2008.11.02: Nov. 4 Election Day/Obama Rally Weather Forecast Update
- 2008.11.01: CHICAGO TUESDAY NOV. 4 ELECTION DAY WEATHER FORECAST
- 2008.11.01: Big warm-up followed by midweek cooldown
- 2008.11.01: Chicago's Election Day climatology and Tuesday's national weather outlook
- 2008.11.01: Chicago's autumn of 1871 and the great Chicago Fire
- 2008.10.31: After city basks in the 70s, cooler days ahead
- 2008.10.31: Pattern shift to send temps crashing to fall's chilliest levels yet late next week
- 2008.10.31: Chicago's 6-inch-plus snowfalls
- 2008.10.31: Before the Forecast 10/31
- 2008.10.31: ELECTION DAY WEATHER FORECAST AND OBAMA RALLY WEATHER UPDATE
- 2008.10.31: We've shown you his photos for years here--now meet pilot Anson Mount!
- 2008.10.30: Trick or treat: Warmest Halloween since 2000
- 2008.10.30: Converging winds ahead of late-day front could bring 70-degree high Friday
- 2008.10.30: Chicago's Summer 2008 rainfall compared to the rainiest places in the world?
- 2008.10.30: Before the Forecast 10/30
- 2008.10.30: Spectacular fall colors
- 2008.10.30:
- 2008.10.29: Mild string begins with first 60s in 11 days
- 2008.10.29: Record Florida chill in sharp contrast to Chicago's first 60s in 11 days
- 2008.10.29: Earliest measurable snow in Chicago
- 2008.10.29: Before the forecast 10/29
- 2008.10.29: Election day weather forecast
- 2008.10.28: Cold brings an early snow to parts of the East
- 2008.10.28: Mild temperatures here to yield to cooler, wetter pattern 1-2 weeks out
- 2008.10.28: Halloween rain over the past 50 years
- 2008.10.28: Before the Forecast 10/28
- 2008.10.28: Lake effect snow falls impressively in Saint John, Indiana Monday evening (10/27)
- 2008.10.28: Algonquin’s Ericson Marina n the Fox River and beneath Tuesday's beautiful autumn skies
- 2008.10.27: Coldest air since April prompts advisories
- 2008.10.27: Big temperature rebound could bring a 70-degree day to the city Thursday
- 2008.10.27: The warm Chicago Halloweens of 1933 and 1935
- 2008.10.27: Lake-effect graupel snow
- 2008.10.27: Another perspective on the shaft of precipitation evident from towering Sunday's frontal cumulus clouds
- 2008.10.27: Spectacular snow shaft from Plainfield, Ill Sunday Eminating from towering frontal cumulonimbus clouds
- 2008.10.27: Before the forecast 10/27
- 2008.10.27: Spectacular mammatus clouds late Sunday afternoon
- 2008.10.27: Fall colors at Starved Rock State Park in Utica, Illinois
- 2008.10.26: Autumn blown away by windy, wintry preview
- 2008.10.26: Strong winds usher in wintry chill and first snow of the season Sunday
- 2008.10.26: Two-inch-plus snows in Chicago
- 2008.10.25: Strong winds to blow chilly blast into town
- 2008.10.25: A stunning early start to winter: the record autumn snow of October 1967
- 2008.10.25: Hurricanes and the U.S. Pacific Coast
- 2008.10.24: Storms light up sky, pepper region with hail
- 2008.10.24: Wind gusts of 40 m.p.h.-plus Sunday afternoon/evening as arctic blast bears down on area
- 2008.10.24: Allergies: Ragweed vs. goldenrod
- 2008.10.24: Lightning over Montrose Harbor Friday evening
- 2008.10.24: Before the Forecast
- 2008.10.24: Friday's hail in Plano and across the Chicago area
- 2008.10.24: Beautiful fall photo from Wayne, Ill.
- 2008.10.24: Fall arrives in the Colorado Rockies
- 2008.10.23: Windy storm unleashes 1" rains downstate, targets Chicago with 0.50"+
- 2008.10.23: Coldest spell here in 6 months Monday-Tuesday but 70 degrees on Halloween
- 2008.10.23: Typhoons vs. hurricanes
- 2008.10.23: The Chicago skyline Thursday morning as observed from wind whipped Lake
- 2008.10.23: Before the forecast 10/23
- 2008.10.22: Gusty winds precede rain, late-week storm
- 2008.10.22: Storm lambastes Plains with snow and rain; could unleash 0.50-inch plus rains here
- 2008.10.22: Could you please explain what a front is?
- 2008.10.22: Before the forecast 10/22
- 2008.10.22: Fierce winds whip Scotland's north coast while while snow covers the region's mountaintops
- 2008.10.22: Tom Skilling and friends singing in the rain!
- 2008.10.21: West suburbs wake up to 2nd frosty morning
- 2008.10.21: Storm out west to weaken while crossing Chicago; two cold snaps ahead
- 2008.10.21: March 1942 tornado near Fairview in Fulton County Ill.
- 2008.10.21: Before the Foreast 10/21
- 2008.10.21: Cloud formation stunning in its appearance as an eagle
- 2008.10.21: Fall scenes from northwest Indiana
- 2008.10.21: Tuesday rainbow
- 2008.10.21: Lake effect rain showers set up this spectacular rainbow over the lunch hour Tuesday
- 2008.10.20: Chilly air + 60-degree water = lake-effect rain
- 2008.10.20: Complex late-week storm to take days to traverse Midwest closer
- 2008.10.20: Tornado dangers and high rises
- 2008.10.20: Aerial view over Lake Michigan Monday before the rains arrived
- 2008.10.20: Before the forecast 10/20
- 2008.10.20: Weekend altocumulus clouds over the Fox Valley
- 2008.10.20: Rain shaft-induced rainbow over Melrose Park early Saturday
- 2008.10.20: Spectacular views of Greenland’s ice sheet and icebergs in adjacent waters
- 2008.10.19: Weather heads for late-fall mode: Dreary, cool
- 2008.10.19: October 2008 appears headed for a cool, damp departure in Chicago
- 2008.10.19: From sunset to total darkness
- 2008.10.18: Temperatures peak Sunday, then start to slide
- 2008.10.18: Late-autumn warm spell infrequent--but still possible
- 2008.10.18: Fall 90-degree temperatures in Chicago
- 2008.10.17: Friday clouds/rain behind fall 2008's chilliest temp in otherwise mild October
- 2008.10.17: After Sunday's 70 degrees, cool surges and wetter pattern dominate rest of month
- 2008.10.17: Snow during the World Series
- 2008.10.17: Before the forecast 10/17
- 2008.10.17: Beautiful Fall Snapshots from Waterfall Glen
- 2008.10.16: Only the 2nd below-60-degree day of autumn
- 2008.10.16: Fastest cooling period of year doesn’t preclude 70-degree day Sunday
- 2008.10.16: Thunderstorm outflow winds
- 2008.10.16: Before the Forecast 10-16
- 2008.10.15: Chilliest back-to-back days in nearly 5 months
- 2008.10.15: Weather records emphatic: Chicago hasn’t recorded season’s last 70° yet
- 2008.10.15: When was the last time there was measurable snow in Chicago in November?
- 2008.10.15: Before the forecast 10/15
- 2008.10.15: 2008's Fall Colors in Maine
- 2008.10.15: Tuesday evening’s Hunter’s Moon as viewed from Arlington Heights
- 2008.10.15: Winter 2008's underway in Interior Alaska
- 2008.10.14: Heaviest rains in a week bring May-like chill
- 2008.10.14: Chilly air hits in waves next 2 weeks; Omar to become Category 2 hurricane
- 2008.10.14: Lightning in hurricanes
- 2008.10.14: Full moon over Montrose Harbor Tuesday night
- 2008.10.14: Chicago area fall colors
- 2008.10.14: Before the Forecast 10/14
- 2008.10.14: Check out these spectacular fall colors photographed in northwest suburban Busse Woods Tuesday
- 2008.10.14: Morning on the farm
- 2008.10.14: Tuesday morning’s “divided” sky
- 2008.10.13: From record heat to frost in less than a week
- 2008.10.13: Transition to winter underway: snowpack starts to build, temps plunge here
- 2008.10.13: Chicago's latest date for 80-degree day
- 2008.10.12: Sunday's sizzle: Warmest day here in 5 weeks
- 2008.10.12: Chicago's weekend warmth on borrowed time as winter revs up in West
- 2008.10.12: Memorable October snow in 1952
- 2008.10.12: Oct. 12: Snowy 2006 vs. summery 2008
- 2008.10.12: Winter comes to the West
- 2008.10.11: For 2nd straight year, heat greets marathoners
- 2008.10.11: The hunt for wet October: A 54-year retrospective of the floods of 1954
- 2008.10.11: How often has Chicago moved its official site for weather records?
- 2008.10.10: Friday evening sunset in Door County, Wis.
- 2008.10.10: Don't expect a weekend this warm for a while
- 2008.10.10: Weekend temps up 20 degrees vs. 2007; more tolerable temps for marathon
- 2008.10.10: Frost when temperatures are above 32 degrees
- 2008.10.10: Before the forecast 10/10
- 2008.10.10: The fall colors are out in all their glory across northern Wisconsin
- 2008.10.09: Weekend before Columbus Day a warm one
- 2008.10.09: Plunging temps end West's warmth, prompt storm with big snows/cold rain
- 2008.10.09: Did Mrs. O'Leary's cow really start the Chicago fire?
- 2008.10.09: Before the forecast 10/9
- 2008.10.08: 5 straight days of highs in the 70s a possibility
- 2008.10.08: Fall storm to drench Plains with 1-2 months of rain; Rockies brace for big snows
- 2008.10.08: Chicago's sunniest and cloudiest months
- 2008.10.08: Before the forecast 10/8
- 2008.10.08: It's Autumn Time in Waupaca, Wisconsin!
- 2008.10.08: The season's first snow--2.3 inches of it--whitens Valdez, Alaska Tuesday (Oct. 6)
- 2008.10.07: Rain tops inch in spots, making '08 wettest fall
- 2008.10.07: Cold crashes into West threatening big snows; sets stage for Chicago warm-up
- 2008.10.07: Could you characterize the summers of the 1950s?
- 2008.10.07: Before the Forecast 10/7
- 2008.10.07: Squalls sweep the Orlando, Florida area today
- 2008.10.07: Fall colors putting in an appearance near Maple Lake in Hickory Hills
- 2008.10.07: Lightning strike a week ago Monday leaves this hole in Newark, Illinois
- 2008.10.06: Warm-up interrupts chilly opening to October
- 2008.10.06: Pattern shift driving Midwest warm-up pumps up projected Chicago rains
- 2008.10.06: Forecasting Chicago's official daily high/low temperatures
- 2008.10.06: Before the forecast 10/6
- 2008.10.06: Thunderstorm bears down on Orlando, Florida Monday
- 2008.10.05: Milder temperatures, plenty of rain this week
- 2008.10.05: Rainy midweek storm system douses the nation's midsection
- 2008.10.05: Ragweed pollen count on the rise
- 2008.10.04: Milder temperatures, wetter weather ahead
- 2008.10.04: Chicago's winter weather outlook: Milder with near-normal precipitation
- 2008.10.04: Lightning over volcanoes
- 2008.10.03: Temperatures begin to rise later this weekend
- 2008.10.03: Chicago in transition zone as blocking pattern shifts
- 2008.10.03: Cloud cover over the Great Lakes
- 2008.10.02: 1 more day of chills before turnabout begins
- 2008.10.02: Brief warming trend bucks seasonal cooling
- 2008.10.02: Why does the sky turn green before a tornado comes?
- 2008.10.01: Seasonal cooling trend accelerates in October
- 2008.10.01: Season's chilliest air to date and Chicago area's first frost arrives Friday
- 2008.10.01: Can carbon dioxide become 'snow'?
- 2008.09.30: An autumnal weather treat: Lake-effect rain
- 2008.09.30: Early-season chill and warm Lake Michigan water to produce lake-effect rain
- 2008.09.30: Shooting missiles into tornadoes?
- 2008.09.29: Chilliest day since May
- 2008.09.29: Chicago’s wet September ends on chilly note
- 2008.09.29: Unusual use of weather information
- 2008.09.29: Orange Iraqi skies
- 2008.09.28: Rain, below-normal chill blasting into area
- 2008.09.28: Hurricane Kyle brushes Maine, weakens and heads north across Nova Scotia
- 2008.09.28: Chicago's normal temperatures
- 2008.09.27: Initial stage of Chicago-area cool-down begins
- 2008.09.27: Midwest fall colors
- 2008.09.27: Weather myths
- 2008.09.26: One more summery day, then bottom falls out
- 2008.09.26: Kyle brings flooding rains to Northeast; downturn in temps here next week
- 2008.09.26: Relative humidity when it rains
- 2008.09.25: Summery weekend, then autumn marches in
- 2008.09.25: Fluctuating temperatures for Midwest; rainy and windy for eastern U.S.
- 2008.09.25: Why do hurricanes cause coastal flooding?
- 2008.09.24: Thunderstorms wallop some northwest suburbs
- 2008.09.24: Cool plunge to slash temps 25 degrees, spin up sluggish rainy upper storm
- 2008.09.24: If this September's deluge was snow...
- 2008.09.24: Before the forecast 9/24
- 2008.09.24: Downpours hit the northwest suburbs Wednesday afternoon
- 2008.09.23: Think Wednesday's warm? It was 90 a year ago
- 2008.09.23: Winds and waves batter the East Coast; Chill to hit here next week
- 2008.09.23: Headline storm before the Blizzard of January 1967.
- 2008.09.23: Before the Forecast 9/23
- 2008.09.22: Late-season string of 80s working toward a record
- 2008.09.22: Warmth into weekend followed by sharp temperature downturn
- 2008.09.22: Do hurricanes form in the South Atlantic?
- 2008.09.22: Before the forecast 9/22
- 2008.09.22: "Sun Dogs" over Rolling Meadows Friday
- 2008.09.21: Autumn's first week will feel a lot like summer
- 2008.09.21: September heads for a warm, dry exit -- so monthly rain records appear safe
- 2008.09.21: Chicago's greatest 24-hour rainfall
- 2008.09.20: As summer comes to an end, a mild week ahead
- 2008.09.20: Autumnal equinox: Sign of colder air outbreaks on the horizon
- 2008.09.20: Length of Earth's daylight and darkness
- 2008.09.19: Get Enlightened with Tom Skilling at the Museum of Science and Industry
- 2008.09.19: Storm threat clouds a mostly rain-free weekend
- 2008.09.19: Fast westerly jet stream shears Canadian chill eastward before it reaches Chicago
- 2008.09.19: Lake Michigan water temperatures
- 2008.09.19: Before the Forecast 9/19
- 2008.09.19: Warm, sunny weather graces Wales in the U.K.
- 2008.09.18: Summer's closing weekend to be drier than last
- 2008.09.18: First autumn colors and tumbling lake temps underscore seasonal change
- 2008.09.18: Chicago's calendar-day record rainfall
- 2008.09.18: Before the Forecast
- 2008.09.18: Autumn is in the air in the North Woods; the color change begins in northern Wisconsin!
- 2008.09.18: 25 mile wide dust storm bears down on Peoria, Arizona on September 11th
- 2008.09.18: Great shot from Chicago of this week's full moon
- 2008.09.17: City enjoys only its 3rd 80-degree day this month
- 2008.09.17: Warmth to stage a comeback; thunderstorms possible on Sunday
- 2008.09.17: What tropical cyclone holds the record for longevity?
- 2008.09.17: Before the Forecast
- 2008.09.16: Weekend deluge raises level of Lake Michigan
- 2008.09.16: Shifting winds drop temps Thursday but warmth dominates rest of month
- 2008.09.16: Origin cold and warm front symbols
- 2008.09.16: Hobart flooding
- 2008.09.16: Before the Forecast
- 2008.09.15: 2 tropical storms teamed up for a rare deluge
- 2008.09.15: Seasonal cooling across the Arctic setting the stage for Chicago warm-up
- 2008.09.15: Frequency of Chicago rainfall from hurricane remnants
- 2008.09.15: Beaver Pond flooding in Bartlett, Ill.
- 2008.09.15: Minooka area flooding
- 2008.09.15: Water from Salt Creek in the Elmhurst Stone Quarry
- 2008.09.15: Flood photos from Des Plaines
- 2008.09.15: Before the Forecast
- 2008.09.15: Northwest suburban Streamwood hit hard by flood waters
- 2008.09.15: Our observer Patrick Skach in Oak Brook sends us this photo of a chipmunk staying our the rain Sunday!
- 2008.09.15: This past weekend's horrific flooding in River Forest
- 2008.09.14: More pictures from after the deluge
- 2008.09.14: Rain finally lets up, but major flooding continues
- 2008.09.14: Gustav and Ike boost 2008 to Chicago's wettest ever to this point
- 2008.09.14: Hurricane Ike's storm surge
- 2008.09.13: Record rainfall and flooding swamp the Chicago area
- 2008.09.13: Extensive flooding reported as record rain hits
- 2008.09.13: Hurricane storm surge: Ike's most deadly threat
- 2008.09.13: Chicago's hottest day after Labor Day
- 2008.09.12: Waves of downpours to make for a wet weekend
- 2008.09.12: Hurricane Ike lambastes Texas, threatens big weekend rain totals here
- 2008.09.12: Wave set-up and hurricanes
- 2008.09.12: Before the Forecast
- 2008.09.11: September to get wetter as Ike remnants move in
- 2008.09.11: Hurricane forecasts paint near worst case scenario for Houston/Galveston area
- 2008.09.11: Who decides to sound tornado sirens in the Chicago area?
- 2008.09.11: Before the Forecast
- 2008.09.10: Humid air to set stage for thundery downpours
- 2008.09.10: Thunderstorms to deliver area’s third big September rain in waves
- 2008.09.10: Rising and setting moon
- 2008.09.10: Before the Forecast
- 2008.09.09: Temperature rebound returns summer to city
- 2008.09.09: Wet September could get wetter as another big Midwest rain takes shape
- 2008.09.09: How did meteorologists track hurricanes before satellites?
- 2008.09.09: Before the Forecast
- 2008.09.08: Monday's deluge makes it 2nd wettest September
- 2008.09.08: Indications grow that Texas is late-week target of reinvigorated Hurricane Ike
- 2008.09.08: Who put out the first hurricane forecast, and when?
- 2008.09.08: Before the Forecast
- 2008.09.07: More rain, coolest weather since late May on way
- 2008.09.07: So far, Ike following in the footsteps of some of history's biggest hurricanes
- 2008.09.07: Cape Verde hurricanes
- 2008.09.06: Week expected to start out on a cool, wet note
- 2008.09.06: September 1939: A hot, dry finish to a heat-starved summer
- 2008.09.06: The eye of a hurricane
- 2008.09.05: Weekend to be 20 degrees cooler than a week ago
- 2008.09.05: Autumnlike weekend here as Southeast braces for Ike's arrival next week
- 2008.09.05: Atlantic vs. Pacific hurricane activity: Which is stronger?
- 2008.09.05: Before the Forecast
- 2008.09.04: Gustav's remnants bring Chicago area more than 3 inches of rain
- 2008.09.04: Disorganized Hanna pales in comparison to growing threat of Hurricane Ike
- 2008.09.04: Harmattan winds and Atlantic Basin hurricanes
- 2008.09.04: Before the Forecast 9/4
- 2008.09.03: Gustav remnants may dump buckets of rain in Chicago
- 2008.09.03: Chicago's first brush with hurricane remnants since 2005; Atlantic remains active
- 2008.09.03: Hurricanes and lightning
- 2008.09.03: Before the Forecast
- 2008.09.03: This rainshaft near Mundelein Wednesday precedes downpours headed this way with Hurricane Gustav’s remnants
- 2008.09.03: Take in the beauty of coastal Alaska through these marvelous photos!
- 2008.09.02: Rains on the way alter hottest day of the year
- 2008.09.02: Gustav’s remnants could deliver a month’s rain in only days
- 2008.09.02: Multiple coexisting named storms
- 2008.09.02: The tops of Tuesday evening’s thunderheads featuring mammatus cloud beneath the anvil
- 2008.09.02: Beautiful Tuesday sunset
- 2008.09.02: Cirrus clouds off Gustav invade the airspace downstate
- 2008.09.02: Thunderstorms erupt across Chicago's south and west suburbs
- 2008.09.02: Before the Forecast
- 2008.09.01: Gustav remnants could end Chicago area's dry spell
- 2008.09.01: Gustav remnants may bring rain to parts of the Midwest later this week
- 2008.09.01: 100-degree highs in Chicago
- 2008.09.01: This Mt. Auburn, Ill., sunset and others worldwide unusually colorful in the wake of the Aug. 7 eruption of Kasatochi volcano in Alaska
- 2008.08.31: Holiday continues streak of heat, low humidity
- 2008.08.31: Hurricane Gustav threatens Louisiana coast
- 2008.08.31: Salt in hurricane rains?
- 2008.08.30: Warmest Labor Day in 25 years is a possibility
- 2008.08.30: 2008 poised to enhance September's reputation as hurricane 'prime time'
- 2008.08.30: What constitutes a sunny day?
- 2008.08.29: Spectacular weekend closes out a sunny August
- 2008.08.29: Gustav the first of two U.S. hurricane threats; cooler days a week away here
- 2008.08.29: The tropical cyclone name game
- 2008.08.28: Chicago in for a rain-free Labor Day weekend
- 2008.08.28: Hyperactive tropics put brakes on U.S. weather systems; air to warm, stagnate here
- 2008.08.28: Have two tropical cyclones have ever run into each other?
- 2008.08.28: Before the Forecast 8/28
- 2008.08.27: Late day thunderstorms could break dry streak
- 2008.08.27: A second New Orleans hurricane in just 3 years would defy the averages
- 2008.08.27: Has a tropical storm's name ever been retired?
- 2008.08.27: Before the Forecast 8/27
- 2008.08.26: Chicago in driest 22-day August stretch in 45 years
- 2008.08.26: Rendezvous with warm Loop Current could turn Gustav into Gulf monster
- 2008.08.26: What comes first: thunder or lightning?
- 2008.08.26: Before the Forecast
- 2008.08.26: A tornado dips from these angry Colorado skies near Parker on Sunday
- 2008.08.26: London, Winchester Cathedral and the Cliffs of Dover in the UK beneath the bright summer sun
- 2008.08.25: Farmers Almanac's prediction isn't final word
- 2008.08.25: 2008 season in overdrive as Gustav forms in Caribbean; sub par rain here
- 2008.08.25: When to expect Chicago's first high temperatures below 70 degrees
- 2008.08.25: Here was the view just past sunset Saturday from the Fox Valley
- 2008.08.25: Before the Forecast 8/25
- 2008.08.25: The same effect—post sunset shadows from distant thunderheads---as observed from Spin Lake west of downstate Danvers, Illinois
- 2008.08.25: Distant cloud tops block sunlight and create this effect at sunset last week
- 2008.08.25: Late season dry weather playing havoc with some corn in lighter central Illinois soils
- 2008.08.24: Meteorological summer to end on cooler note
- 2008.08.24: First signs of fall as summer ebbs here; Fay's rains may relieve drought areas
- 2008.08.24: Chicago flood of August 1987
- 2008.08.23: Clear and cool in Chicago while heavy rains continue over southeast U.S.
- 2008.08.23: Killer hurricanes in the Western Hemisphere, 1492-2008
- 2008.08.23: Hurricane dissipation over land
- 2008.08.22: Before the Forecast
- 2008.08.22: Conditions are ripe for storms to make a splash
- 2008.08.22: Fay continues generating heavy rain; 'pooling' dew points support t-storms here
- 2008.08.22: Tropical storm names
- 2008.08.21: Muggiest air in 2-plus weeks could fuel storms
- 2008.08.21: Fay's stunning rains fall short of country's wettest tropical cyclones
- 2008.08.21: Summer of 1943 Midwest Flooding
- 2008.08.21: Before the Forecast
- 2008.08.21: Beautiful sunset shots from the South Elgin area Wednesday evening
- 2008.08.21: Thursday morning's sunrise over Waukegan
- 2008.08.20: 3 weeks since last big rain, storms are on the way
- 2008.08.20: Fay threatens new rain tallies; moist atmosphere could mean downpours here
- 2008.08.20: How far north has a hurricane ever moved?
- 2008.08.20: Before the Forecast
- 2008.08.19: Cooler August remains uncommonly comfortable
- 2008.08.19: Warm Atlantic and Fay’s imminent slowdown raising specter of big flooding
- 2008.08.19: Tornadoes and windows
- 2008.08.19: Before the Forecast: August 19!
- 2008.08.18: Resurging humidity, late week thunderstorms
- 2008.08.18: Fay’s rains top 6 inches Monday; future track murky due to light winds aloft
- 2008.08.18: Lake Michigan Storm of July 19, 1983
- 2008.08.18: Before the Forecast
- 2008.08.17: August started soggy, but a dry spell has lingered
- 2008.08.17: Florida braces for Fay's arrival -- could its remnants be Chicago-bound?
- 2008.08.17: St. Elmo's Fire
- 2008.08.16: 80s return to Chicago as Fay threatens Florida
- 2008.08.16: Lack of heat in summer of 2008 may be one for the record books
- 2008.08.16: Stanley Idaho coldest in the nation
- 2008.08.16: Meteors pay a visit during beautiful weekend
- 2008.08.15: Rockies' rains could have been ours; path key to strength of Tropical Storm Fay
- 2008.08.15: Hurricane season update
- 2008.08.15: Before The Forecast 8/15
- 2008.08.15: Great shots of Tuesday evening's funnel cloud in northwest Indiana in the Cedar Lake/Lowell area
- 2008.08.14: Sky's the limit for Air and Water Show weather
- 2008.08.14: U. S. hurricane forecasters wary of new system, while rain’s arrival here delayed
- 2008.08.14: Rainfall during tornadoes
- 2008.08.14: Monsoon-driven thunderstorms sweep Fountain Hills, Arizona Thursday
- 2008.08.14: Before the Forecast
- 2008.08.13: 2 northwest suburbs given a selective drenching
- 2008.08.13: Changing pattern to bring muggy, warmer, sporadically stormy weather
- 2008.08.13: Has Chicago ever had a year without a 90?
- 2008.08.13: Has Chicago ever had a year without a 90?
- 2008.08.13: Rainbow follows Wednesday’s evening scattered but heavy downpours
- 2008.08.13: Before the Forecast 8/13
- 2008.08.13: A look back at spectacular photos of the powerhouse squall line shown sweeping the NASCAR nationwide qualification and Sprint Cub at Chicagoland Speedway, Joliet, Illinois
- 2008.08.13: A different perspective on Tuesday evening’s Cedar Lake, Indiana funnel cloud
- 2008.08.13: More photos of Tuesday evening’s funnel cloud over northwest Indiana
- 2008.08.13: Happy 30th Anniversary, Tom!
- 2008.08.12: 21st Century has had fewest 90-degree days since 1930
- 2008.08.12: Southbound Canadian cool air to set stage for late-month warmth, storms
- 2008.08.12: Chicago humidity vs. Florida
- 2008.08.12: Another shot of the funnel cloud spotted over Cedar Lake, Indiana Tuesday evening
- 2008.08.12: Funnel clouds over Lowell, Indiana Tuesday evening
- 2008.08.12: Before the Forecast 8/12
- 2008.08.12: Incredible Viewer Video
- 2008.08.11: System keeping us cool also pounded Nebraska
- 2008.08.11: Weekend weather depends on evolution of storm; warmth hinted longer range
- 2008.08.11: Who coined the term, "global warming"?
- 2008.08.11: Before the Forecast, Aug. 11
- 2008.08.11: Did you realize pink flamingos can fly?? Last Monday’s storm made it easy for this one!
- 2008.08.10: Rain could be a major presence during the week
- 2008.08.10: Complications to unusual upper-air pattern develop this week
- 2008.08.10: Automobiles and carbon dioxide
- 2008.08.09: Seasonal temperatures likely to linger a bit
- 2008.08.09: Lake breeze and urban 'heat island' enhance downpours over Chicago
- 2008.08.09: Double rainbows
- 2008.08.08: Arrival of cold front raises thunderstorm threat
- 2008.08.08: Hot, muggy weather for Beijing Olympics, but heat in short supply here
- 2008.08.08: Changing Winds With Altitude
- 2008.08.08: Before the Forecast
- 2008.08.07: Michigan waterspouts so near and yet so far-out
- 2008.08.07: Seasonal sunshine cutback under way; disturbances to swipe area with rain
- 2008.08.07: Chicago's 90-degree days
- 2008.08.07: Before the Forecast
- 2008.08.07: Thursday's South Haven, Michigan waterspout---a different perspective
- 2008.08.07: A waterspout off South Haven, Michigan photographed at 1:15 pm Thursday Chicago time
- 2008.08.06: Northwest flow wrings out the muggy air--for now
- 2008.08.06: Humidities way down but spotty t-storms to bubble up afternoons/evenings
- 2008.08.06: Thunderstorms put on quite a show Wednesday evening as they roll off Lake Michigan in the area from Holland to Grand Rapids, Michigan
- 2008.08.06: Does sunset occur when the sun first touches the horizon or when it dips below it?
- 2008.08.06: Before the Forecast Aug 6
- 2008.08.06: Even more storm pictures from Monday night
- 2008.08.05: Triple-threat storm: Rain, lightning and 3 twisters
- 2008.08.05: Downpours propel Summer 2008 to 10th wettest in 137 years; cooler, drier pattern ahead
- 2008.08.05: Has hail ever caused death?
- 2008.08.05: Before the Forecast
- 2008.08.05: Monday evening's Iowa/northwestern Illinois derecho
- 2008.08.05: More damage photos from Monday evening's storms
- 2008.08.05: Last night's phenomenal storms in pictures--with thanks for all who were good enough to get them to us
- 2008.08.05: Even more storm photos
- 2008.08.05: More storm photos from Monday night
- 2008.08.04: Storm packs hurricane-force wind, lightning blitz
- 2008.08.04: Storms tower to 67,000 ft., race across area at 60 m.p.h. with trail of damage
- 2008.08.04: Could a hurricane be broken up by a big explosion in its eye?
- 2008.08.04: Troubled skies over Plainfield Monday evening
- 2008.08.04: Monday night's storms
- 2008.08.04: Before the Forecast
- 2008.08.04: Monday morning's thunderstorms
- 2008.08.04: Wind-tossed mammatus-type clouds accompany Mondayas storms into west suburban Bedford Park, Illinois
- 2008.08.04: Monday morning's storms moving in on Waukegan Airport
- 2008.08.03: Week starts muggy but should end refreshingly
- 2008.08.03: Clouds and storms to temper heat here Monday while Downstate broils
- 2008.08.03: 1976 College All-Star Football Game
- 2008.08.02: Heat, humidity rise as the weekend fades away
- 2008.08.02: Aug. 3, 2003: Severe storms hit Chicago area, flooding the northwest side
- 2008.08.02: What would Earth's weather be like without the influence of the moon?
- 2008.08.01: Lake breezes behind storms, cool start to weekend
- 2008.08.01: Blast of heat to hit Monday, threatens thunderstorms starting late Sunday
- 2008.08.01: Weather Forecast Accuracy
- 2008.08.01: More shots of the Indiana storms
- 2008.08.01: Another view of the Indiana thunderstorms
- 2008.08.01: Line of thunderstorms south of Winfield, Indiana
- 2008.08.01: Before the Forecast
- 2008.08.01: Glimpses of Northern Ireland and its rugged Atlantic coastline
- 2008.08.01: The underside of one of the anvils off Friday morning's thunderstorms
- 2008.07.31: Brewed in Canada, storm packed a punch here
- 2008.07.31: Comfortable Saturday--but brutally hot weather is due here Monday
- 2008.07.31: Children's fear of weather
- 2008.07.31: Before the Forecast
- 2008.07.31: Thursday's derecho as it passed over Creston, Illinois
- 2008.07.31: More storm photos
- 2008.07.31: Thursday afternoon's storms
- 2008.07.31: Severe Weather Update - July 31, 2008
- 2008.07.30: South suburban storms cut in on sunshiny July
- 2008.07.30: Impressive heat by Monday; cooling next week could hit with big rainfalls
- 2008.07.30: Stormy July and August 2003 in Chicago
- 2008.07.30: Wednesday afternoon's thunderstorms as seen from Yorkville
- 2008.07.30: Before the Forecast
- 2008.07.29: Downstate deluges dance around Chicago area
- 2008.07.29: Year's hottest air targeting area Sunday/Monday; Week #2 may turn rainy
- 2008.07.29: The driest state in the U.S.
- 2008.07.29: Majestic Wisconsin Thunderhead
- 2008.07.29: Before the Forecast 7/29
- 2008.07.29: Ground fog shrouds suburban Busse Woods Monday
- 2008.07.28: Lack of big rains has area feeling a little parched
- 2008.07.28: Tuesday's 90-degree-high highest here in two weeks; summer's hottest temps yet this weekend
- 2008.07.28: Optimal thermometer placement
- 2008.07.28: Before the Forecast
- 2008.07.27: City's shot at 90s Tuesday may be derailed by thunderstorms
- 2008.07.27: Remnants of Dolly still soaking the Southwest as severe storms blast Iowa
- 2008.07.27: Funnel in the White City
- 2008.07.26: July ending on a summery, not sizzling, note
- 2008.07.26: Hot city nights: Chicago's 28 minimum temperatures in the 80s
- 2008.07.26: No tornado-free states in the U.S.
- 2008.07.25: Extra 3 trillion gallons of water in Lake Michigan
- 2008.07.25: Storms roll into Midwest in 3 periods, riding jet stream anchored by Plains heat
- 2008.07.25: Highest thunderstorm tops
- 2008.07.25: Cottony summertime cumulus viewed from 7,000 feet over central Wisconsin
- 2008.07.25: Before the Forecast
- 2008.07.25: Snow whitens northern Alaska's western Brooks Range earlier this week; the transition to late summer is underway in the arctic
- 2008.07.24: Midwest's growing crops help boost humidities
- 2008.07.24: Temperatures to trend higher; 40 percent of our hottest temps occur after July 25
- 2008.07.24: Do lightning rods ATTRACT lightning?
- 2008.07.24: Before the Forecast
- 2008.07.23: Dolly roars into Texas as a mega-rain producer
- 2008.07.23: