I-55 weather conditions near Saint Louis, Missouri

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Overcast 73°F 2025-09-24T12:51:00-05:00
• This Afternoon 2025-09-24, Scattered Showers. Scattered showers and thunderstorms after 3pm. Mostly cloudy, with a high near 74. North wind around 7 mph. Chance of precipitation is 40%.
• Tonight 2025-09-24, Scattered Showers. Scattered showers and thunderstorms before 1am, then isolated showers between 1am and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 61. North wind around 6 mph. Chance of precipitation is 50%.
• Thursday 2025-09-25, Mostly Sunny. Mostly sunny, with a high near 77. North wind 5 to 9 mph.
• Thursday Night 2025-09-25, Mostly Clear. Mostly clear, with a low around 57. North wind around 5 mph becoming calm in the evening.
• Friday 2025-09-26, Sunny. Sunny, with a high near 81. Light northwest wind.
• Friday Night 2025-09-26, Clear. Clear, with a low around 57.
• Saturday 2025-09-27, Sunny. Sunny, with a high near 84.
• Saturday Night 2025-09-27, Clear. Clear, with a low around 59.
• Sunday 2025-09-28, Sunny. Sunny, with a high near 86.
• Sunday Night 2025-09-28, Mostly Clear. Mostly clear, with a low around 61.
• Monday 2025-09-29, Sunny. Sunny, with a high near 87.
• Monday Night 2025-09-29, Mostly Clear. Mostly clear, with a low around 63.
• Tuesday 2025-09-30, Mostly Sunny. Mostly sunny, with a high near 86.