I-55 weather conditions near Saint Louis, Missouri

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Fair 37°F 2025-11-16T20:53:00-06:00
• Tonight 2025-11-16, Clear. Clear, with a low around 35. Calm wind.
• Monday 2025-11-17, Sunny then Isolated Showers. Isolated showers after 5pm. Increasing clouds, with a high near 60. Light east wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
• Monday Night 2025-11-17, Scattered Showers. Scattered showers and thunderstorms before midnight, then isolated showers between midnight and 4am. Mostly cloudy, with a low around 48. Southeast wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
• Tuesday 2025-11-18, Partly Sunny then Slight Chance Rain. A 20 percent chance of rain after noon. Partly sunny, with a high near 73. Southeast wind around 7 mph becoming northwest in the afternoon.
• Tuesday Night 2025-11-18, Mostly Cloudy. Mostly cloudy, with a low around 48. North wind around 5 mph becoming calm in the evening.
• Wednesday 2025-11-19, Mostly Cloudy. Mostly cloudy, with a high near 65.
• Wednesday Night 2025-11-19, Chance Rain then Rain Likely. Rain likely, mainly after midnight. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.
• Thursday 2025-11-20, Rain. Rain and possibly a thunderstorm. High near 68. Chance of precipitation is 90%.
• Thursday Night 2025-11-20, Rain Likely. Rain likely. Cloudy, with a low around 56. Chance of precipitation is 70%.
• Friday 2025-11-21, Chance Rain. A 50 percent chance of rain. Partly sunny, with a high near 67.
• Friday Night 2025-11-21, Chance Rain. A 30 percent chance of rain. Mostly cloudy, with a low around 45.
• Saturday 2025-11-22, Partly Sunny. Partly sunny, with a high near 56.
• Saturday Night 2025-11-22, Mostly Cloudy. Mostly cloudy, with a low around 40.
• Sunday 2025-11-23, Mostly Sunny then Slight Chance Rain. A 20 percent chance of rain. Mostly sunny, with a high near 58.