Chicago Weather September 20, 2021 12:41 pm Chicago Forecast: Temps Will ‘Fall' This Week The first taste of autumn-like weather arrives as soon as Tuesday. NBC 5 Meteorologist Paul Deanno updates your forecast. Local 2:24 CHICAGO FORECAST: Below Normal Temperatures to Start The Week 2:21 Chicago forecast: Warm, sunny day in store 2:17 CHICAGO FORECAST: Pleasant Weather Continues 1:32 Thursday night forecast 2:27 Chicago forecast: Rain on tap for Tuesday
