Chicago Weather March 21, 2025 5:56 pm CHICAGO FORECAST: Cooler temperatures to start weekend A blast of cooler air is on the way to the Chicago area to start the weekend after a windy Friday. Local 2:34 Chicago Forecast: Heavy rain and damaging winds overnight 2:32 Tuesday morning weather 2:19 Chicago forecast: Potential for severe weather overnight Tuesday 2:22 Chicago Forecast: Dry and cooler 2:41 Monday morning weather