I-55 weather conditions near Arnold, Missouri

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Fair 42°F 2025-11-26T00:53:00-06:00
• Overnight 2025-11-26, Mostly Clear. Mostly clear, with a low around 34. West wind 7 to 15 mph, with gusts as high as 33 mph.
• Wednesday 2025-11-26, Sunny. Sunny, with a high near 45. West wind 11 to 17 mph, with gusts as high as 33 mph.
• Wednesday Night 2025-11-26, Increasing Clouds. Increasing clouds, with a low around 27. Northwest wind 7 to 9 mph.
• Thanksgiving Day 2025-11-27, Sunny. Sunny, with a high near 44. Northwest wind 6 to 9 mph.
• Thursday Night 2025-11-27, Mostly Clear. Mostly clear, with a low around 23. Northwest wind around 5 mph becoming calm in the evening.
• Friday 2025-11-28, Mostly Sunny. Mostly sunny, with a high near 41.
• Friday Night 2025-11-28, Slight Chance Snow then Rain/Snow Likely. A slight chance of snow before midnight, then rain and snow likely. Cloudy, with a low around 30. Chance of precipitation is 60%.
• Saturday 2025-11-29, Rain/Snow then Rain. Rain and snow, becoming all rain after noon. High near 41. Chance of precipitation is 80%.
• Saturday Night 2025-11-29, Rain Likely then Chance Rain. Rain likely, mainly before midnight. Cloudy, with a low around 28. Chance of precipitation is 70%.
• Sunday 2025-11-30, Slight Chance Rain. A 20 percent chance of rain. Mostly cloudy, with a high near 35.
• Sunday Night 2025-11-30, Slight Chance Rain then Slight Chance Snow. A slight chance of rain and snow. Mostly cloudy, with a low around 20. Chance of precipitation is 20%.
• Monday 2025-12-01, Slight Chance Rain/Snow. A slight chance of rain and snow. Mostly cloudy, with a high near 32. Chance of precipitation is 20%.
• Monday Night 2025-12-01, Slight Chance Snow. A 20 percent chance of snow. Mostly cloudy, with a low around 21.
• Tuesday 2025-12-02, Partly Sunny. Partly sunny, with a high near 34.