Chicago Weather September 18, 2024 8:37 pm CHICAGO FORECAST: Sunny skies, hot temperatures continue Thursday Another hot, sunny and dry day is ahead in the Chicago area on Thursday as the autumnal equinox nears. Local 1:58 CHICAGO FORECAST: Another warm day ahead Friday with overnight rain possible 2:29 Thursday forecast 2:20 Chicagohenge: Here's what to know about the automnal equinox 3:18 Thursday morning weather 2:56 Wednesday morning forecast