Chicago Forecast 21 hours ago Monday night forecast: Cold approaching NBC 5 Storm Team Chief Meteorologist Brant Miller has what to expect for Monday night and beyond. Local 2:15 Tuesday afternoon forecast: Cooler temps loom 2:25 Chicago forecast: Chilly and cloudy 2:48 Tuesday morning weather 2:44 Monday morning forecast 2:30 CHICAGO'S FORECAST: Winter-Like Temps Are Coming