Chicago Weather January 27, 2021 9:45 am Today's Forecast: Winter Weather Advisory Lake effect snow for some locations. Local 1:14 CHICAGO FORECAST: Summer-like conditions to persist into Saturday 2:41 Friday morning weather 1:26 CHICAGO FORECAST: More summer-like temperatures, partly cloudy skies expected Friday 2:23 Thursday morning weather 1:06 CHICAGO FORECAST: Another summer-like day in store for Thursday