Chicago Weather October 17, 2024 7:09 pm CHICAGO'S FORECAST: The Warm-up Begins! Temps in the 70s this weekend Local 2:24 Chicago Forecast: Great fall weekend before a big warm up 2:22 Chicago Forecast: 80° and sunny 2:05 CHICAGO'S FORECAST: Summer-Like Conditions Continue 2:18 Chicago Forecast: Bright and warm weekend for October 2:31 CHICAGO FORECAST: Lake-Effect Rain Showers Develop Overnight