Chicago Weather October 1, 2020 12:26 pm Chicago Forecast: Showery & Chilly Scattered downpours & isolated thunderstorms are likely through this evening. NBC 5 Meteorologist Paul Deanno has 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