I-55 weather conditions near Arnold, Missouri

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Fair 43°F 2025-11-14T01:53:00-06:00
• Overnight 2025-11-14, Mostly Cloudy. Clear early, then becoming mostly cloudy, with a low around 49. Light south wind.
• Friday 2025-11-14, Mostly Sunny. Mostly sunny, with a high near 77. Light south wind becoming southwest 5 to 9 mph in the morning.
• Friday Night 2025-11-14, Partly Cloudy. Partly cloudy, with a low around 60. Southwest wind around 7 mph.
• Saturday 2025-11-15, Partly Sunny. Partly sunny, with a high near 78. Southwest wind 7 to 10 mph becoming west in the afternoon. Winds could gust as high as 22 mph.
• Saturday Night 2025-11-15, Mostly Clear. Mostly clear, with a low around 44. North wind 5 to 7 mph.
• Sunday 2025-11-16, Sunny. Sunny, with a high near 61.
• Sunday Night 2025-11-16, Mostly Clear. Mostly clear, with a low around 39.
• Monday 2025-11-17, Mostly Sunny then Slight Chance Rain. A 20 percent chance of rain after noon. Mostly sunny, with a high near 59.
• Monday Night 2025-11-17, Rain Likely. Rain likely, mainly before midnight. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
• Tuesday 2025-11-18, Slight Chance Rain then Mostly Sunny. A 20 percent chance of rain before noon. Mostly sunny, with a high near 64.
• Tuesday Night 2025-11-18, Mostly Cloudy then Slight Chance Rain. A 20 percent chance of rain. Mostly cloudy, with a low around 45.
• Wednesday 2025-11-19, Chance Rain. A 40 percent chance of rain. Mostly cloudy, with a high near 59.
• Wednesday Night 2025-11-19, Rain Likely. Rain likely. Cloudy, with a low around 48. Chance of precipitation is 60%.
• Thursday 2025-11-20, Rain Likely. Rain likely. Mostly cloudy, with a high near 61. Chance of precipitation is 60%.