There is a Severe Thunderstorm Watch for Cook, DeKalb, DuPage, Grundy, Kane, Kankakee, Kendall, LaSalle, Lake (IL), McHenry and Will counties until 10 p.m.
There is a Severe Thunderstorm Warning for DeKalb, Kane and McHenry counties until 6:30 p.m.
The Storm Prediction Center has the city of Chicago, most suburbs and Northwest Indiana under a Level 2 risk for severe weather Wednesday. There is a Level 1 risk for areas to the areas far west and south of the Chicago area.
Rain showers had already begun moving through the area Wednesday afternoon.
Thunderstorms developing in southwest Wisconsin have been on track to enter the Chicago area during the afternoon and early evening hours, ABC7 AccuWeather meteorologists said.
FULL FORECAST | Chicago weather: Scattered storms Wednesday
The storms are expected to move out of the Chicago area by 10 p.m.
Thursday will be partly cloudy, with high temperatures in the upper-70s.