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

Travel delays are mounting as airports on the east coast experience ground stops due to thunderstorms. Chicago streets were flooded by heavy rain and millions baked in extreme heat with brutal temperatures expected to continue into the weekend.

The National Weather Service released a flash flood warning at 8:38 a.m. on Friday in effect until 11:30 a.m. for Greene County.

On Monday morning, flash floods led to a water rescue at a trail in south Overland Park, where one woman died. The woman, identified as 62-year-old Anupama Vaidya, had been walking on a trail at Negro Creek when flash flood waters swept her away, officials said.

Since January, more than 3,100 flash flood warnings have been issued nationwide — the highest year-to-date total since tracking began for alerts in 1986.

Nearly 4 inches of rain fell in the Chassell area earlier this week, causing flash floods that washed out roads.

The National Weather Service issued a flood advisory at 11:22 a.m. on Thursday in effect until 2:30 p.m. for Baldwin County.

Thursday is a First Alert Weather Impact Day. The atmosphere is primed for flash flooding beginning late this afternoon and continuing into Friday morning, with a very moist atmosphere, slow storm motions, saturated ground, and the potential for rainfall rates to exceed 1" per hour.