Chicago Weather March 15, 2024 6:51 pm CHICAGO FORECAST: Pleasant, breezy day ahead for river dye The Chicago River will be dyed green tomorrow for St. Patrick’s Day, with pleasant, breezy conditions ahead. Local 2:25 Severe weather threat looms for Chicago area 2:46 Monday morning weather 2:29 Chicago's Forecast: Summer Heat & Storms This Week 2:21 Chicago Forecast: Brief break from the heat today 2:28 CHICAGO'S FORECAST: Sunny Sunday, But a Little Cooler