As of 12:30 p.m., heavy rain had already started to fall in some parts. A flash flood warning was in effect for DuPage and Cook County, the NWS said, with reports of "totally submerged viaducts and underpasses in the city of Chicago."

Funnel clouds were reported Friday morning in Illinois and there was a Flood Warning for parts of the Chicago area into the evening.

Cornette was a Chicago Bears reporter for Fox 32 prior to joining ESPN. She hosted her own weekly sports program, "Bears Unleashed." Additionally, she worked for the Big ... The "next Kate Upton" is going viral for her latest swimsuit photos shared to social media.