I-55 weather conditions near Saint Louis, Missouri

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Fog/Mist 52°F 2025-11-21T21:53:00-06:00
• Tonight 2025-11-21, Chance Rain and Patchy Fog. A 30 percent chance of rain, mainly before 2am. Patchy fog before 1am, then patchy fog after 2am. Otherwise, cloudy, with a low around 46. North wind 5 to 7 mph.
• Saturday 2025-11-22, Patchy Fog then Mostly Sunny. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 57. North wind 5 to 7 mph becoming light and variable in the afternoon.
• Saturday Night 2025-11-22, Mostly Clear. Mostly clear, with a low around 42. Calm wind becoming west around 6 mph after midnight.
• Sunday 2025-11-23, Sunny. Sunny, with a high near 61. Northwest wind around 5 mph becoming calm in the morning.
• Sunday Night 2025-11-23, Mostly Cloudy. Mostly cloudy, with a low around 44. Calm wind becoming southeast around 5 mph after midnight.
• Monday 2025-11-24, Chance Rain then Rain. Rain, mainly after noon. High near 57. Chance of precipitation is 80%.
• Monday Night 2025-11-24, Rain then Chance Rain. Rain, mainly before midnight. Low around 51. Chance of precipitation is 80%.
• Tuesday 2025-11-25, Mostly Cloudy then Slight Chance Rain. A 20 percent chance of rain after noon. Partly sunny, with a high near 61.
• Tuesday Night 2025-11-25, Partly Cloudy. Partly cloudy, with a low around 36.
• Wednesday 2025-11-26, Mostly Sunny. Mostly sunny, with a high near 48.
• Wednesday Night 2025-11-26, Partly Cloudy. Partly cloudy, with a low around 31.
• Thanksgiving Day 2025-11-27, Mostly Sunny. Mostly sunny, with a high near 47.
• Thursday Night 2025-11-27, Mostly Cloudy then Slight Chance Rain. A 20 percent chance of rain. Mostly cloudy, with a low around 31.
• Friday 2025-11-28, Slight Chance Rain then Mostly Sunny. A 20 percent chance of rain. Mostly sunny, with a high near 45.