I-55 weather conditions near Saint Louis, Missouri

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Overcast 71°F 2025-09-24T10:53:00-05:00
• Today 2025-09-24, Showers Likely. Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Cloudy, with a high near 74. Calm wind becoming north 5 to 8 mph in the afternoon. Chance of precipitation is 60%.
• Tonight 2025-09-24, Showers Likely then Scattered Showers. Showers and thunderstorms likely 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 60%.
• Thursday 2025-09-25, Mostly Sunny. Mostly sunny, with a high near 76. 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. Calm wind.
• Friday Night 2025-09-26, Clear. Clear, with a low around 56.
• Saturday 2025-09-27, Sunny. Sunny, with a high near 83.
• Saturday Night 2025-09-27, Clear. Clear, with a low around 58.
• Sunday 2025-09-28, Sunny. Sunny, with a high near 85.
• Sunday Night 2025-09-28, Mostly Clear. Mostly clear, with a low around 61.
• Monday 2025-09-29, Sunny. Sunny, with a high near 86.
• 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 85.