Chicago Weather September 22, 2022 1:07 pm Chicago Forecast: Fall is a Few Hours Early Temperatures are 25-35 degrees cooler than just two days ago. NBC 5 Meteorologist Paul Deanno updates your forecast. Local 2:32 CHICAGO FORECAST: Strong, Severe Storms Possible This Evening, Tonight 2:22 CHICAGO FORECAST: Rain Moves In Tonight 2:25 CHICAGO'S FORECAST: Great Weekend Weather! 2:28 CHICAGO'S FORECAST: Sunshine Returns On Monday 2:23 CHICAGO'S FORECAST: Sunday Night Storms