Chicago Weather December 20, 2024 8:30 am Friday forecast for Chicago area Kevin Jeanes has the latest forecast update for the Chicago area. Local 2:24 CHICAGO FORECAST: Not As Cold Sunday 2:26 Saturday night forecast 2:00 Chicago Forecast: Cold weekend before a warm week ahead 1:41 CHICAGO FORECAST: Partly cloudy skies, frigid temperatures expected Saturday 3:18 Friday morning weather