Several lines of thunderstorms have developed across the Chicago area as of 11:00AM.
These storms are producing torrential downpours, lightning, small hail and gusty winds. Many of thunderstorm cells are quite strong, but currently just below severe limits.
A 45mph wind gust occurred at 10:52AM at O'Hare.
Nickle sized (0.88") hail was reported at 11:00AM in Plainfield