The flood watch is in effect until 7 a.m. Friday for Cook County, the collar counties and the majority of northern Illinois, according to the National Weather Service.

Seniors living on the West Side of Chicago are demanding answers for the constant flooding problem in the area.

Chicago experiences severe flooding after 5 inches of rain in 90 minutes, creating dangerous conditions across downtown.

O'Hare issued a ground stop due to severe weather Friday morning. More strong storms are expected to hit the Chicago area around 8 p.m. to midnight, the National Weather Service said.

In parts of Chicago, flash flood alerts rang Tuesday, warning of dangerous conditions as cars were stranded and submerged on highways and water rescues were conducted, but how much rain actually fell across the region and how fast did it all happen?

Rain came down fast and hard Wednesday night in Chicago, creating some hazardous situations not only for drivers, but for first responders who were busy rescuing people who were stuck in high waters. Whether it's a flood on the road or rushing water, some Chicago area firefighters said their training is everything.

Chicago was under a flood watch Thursday night in anticipation of thunderstorms expected to move through the city, according to the National Weather Service.