Chicago weather today includes severe storms moving into the area that could produce flash flooding Friday afternoon. There is a Flash Flood Warning in effect for Cook and DuPage counties until 2:45 p.

Temperatures will reach into the 90s, and in combination with the humidity, heat indices will soar into the upper 90s, with some areas inland having the potential to feel 100. Heat and humidity are a dangerous combination and may lead to heat-related illnesses.