I-55 weather conditions near Saint Louis, Missouri

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Overcast 68°F 2025-09-24T07:51:00-05:00
• Today 2025-09-24, Isolated Showers then Showers Likely. Scattered showers before 2pm, then scattered showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Cloudy, with a high near 74. North wind 6 to 8 mph. Chance of precipitation is 60%.
• Tonight 2025-09-24, Showers Likely then Chance Showers. Showers likely, mainly before 1am. Cloudy during the early evening, then gradual clearing, with a low around 60. North wind around 6 mph. Chance of precipitation is 60%.
• Thursday 2025-09-25, Sunny. Sunny, with a high near 78. North wind 5 to 10 mph, with gusts as high as 21 mph.
• Thursday Night 2025-09-25, Mostly Clear. Mostly clear, with a low around 56. North wind around 5 mph becoming calm in the evening.
• Friday 2025-09-26, Sunny. Sunny, with a high near 81. Light west 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 60.
• Monday 2025-09-29, Sunny. Sunny, with a high near 86.
• Monday Night 2025-09-29, Mostly Clear. Mostly clear, with a low around 62.
• Tuesday 2025-09-30, Mostly Sunny. Mostly sunny, with a high near 85.