A line of severe thunderstorms triggered a tornado warning in Chicago's southwest suburbs. There is a ground stop at O'Hare and Midway airports due to the weather.

Central Indiana is under a wind advisory as of 11 a.m. Wednesday with thunderstorms possible later this afternoon and evening, according to NWS Indianapolis.

Severe thunderstorms that could spawn powerful tornadoes are racing into the Chicago area Wednesday afternoon, with some wet snowfall on their heels.

The dynamic storm from Friday through Sunday had earned an unusual “high risk” designation from weather forecasters.

Strong tornadoes are possible near Chicago, while blizzard conditions have been blasting Nebraska and Kansas. Farther south, Oklahoma and Texas are facing critical wildfire danger.

A powerful winter storm blasting portions of the Plains and Upper Midwest with blizzard conditions is also expected to produce severe weather on Wednesday, putting cities like Chicago and Indianapolis on alert for powerful thunderstorms.