weather forecast December 20, 2021 6:42 pm Latest Forecast Brant Miller 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