I-55 weather conditions near Collinsville, Illinois

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Fair 52°F 2025-12-09T12:53:00-06:00
• This Afternoon 2025-12-09, Mostly Sunny. Mostly sunny, with a high near 53. South wind 8 to 14 mph, with gusts as high as 22 mph.
• Tonight 2025-12-09, Mostly Cloudy then Slight Chance Rain. A slight chance of rain between midnight and 4am. Mostly cloudy, with a low around 39. South wind 15 to 17 mph becoming west after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 20%.
• Wednesday 2025-12-10, Partly Sunny and Breezy. Partly sunny, with a temperature falling to around 35 by 5pm. Breezy, with a northwest wind 14 to 24 mph, with gusts as high as 46 mph.
• Wednesday Night 2025-12-10, Mostly Cloudy. Mostly cloudy, with a low around 25. Northwest wind 5 to 10 mph becoming light after midnight.
• Thursday 2025-12-11, Mostly Cloudy. Mostly cloudy, with a high near 38. Calm wind becoming southeast 5 to 7 mph in the morning.
• Thursday Night 2025-12-11, Slight Chance Snow then Mostly Cloudy. A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 34.
• Friday 2025-12-12, Partly Sunny. Partly sunny, with a high near 42.
• Friday Night 2025-12-12, Mostly Cloudy. Mostly cloudy, with a low around 23.
• Saturday 2025-12-13, Mostly Cloudy. Mostly cloudy, with a high near 32.
• Saturday Night 2025-12-13, Mostly Cloudy. Mostly cloudy, with a low around 10.
• Sunday 2025-12-14, Sunny. Sunny, with a high near 23.
• Sunday Night 2025-12-14, Partly Cloudy. Partly cloudy, with a low around 14.
• Monday 2025-12-15, Mostly Sunny. Mostly sunny, with a high near 37.