I-70 weather conditions near O Fallon, Missouri

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Mostly Cloudy 85°F 2025-06-18T17:54:00-05:00
• Tonight 2025-06-18, T-storms Likely then Partly Cloudy. Showers and thunderstorms likely, mainly before 11pm. Partly cloudy, with a low around 67. West wind 6 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
• Juneteenth 2025-06-19, Sunny. Sunny, with a high near 85. Northwest wind around 7 mph.
• Thursday Night 2025-06-19, Mostly Clear. Mostly clear, with a low around 67. West wind around 5 mph becoming light and variable.
• Friday 2025-06-20, Sunny. Sunny, with a high near 91. South wind 5 to 9 mph.
• Friday Night 2025-06-20, Mostly Clear. Mostly clear, with a low around 75. South wind around 9 mph.
• Saturday 2025-06-21, Sunny. Sunny, with a high near 95.
• Saturday Night 2025-06-21, Mostly Clear. Mostly clear, with a low around 75.
• Sunday 2025-06-22, Sunny. Sunny, with a high near 95.
• Sunday Night 2025-06-22, Mostly Clear. Mostly clear, with a low around 76.
• Monday 2025-06-23, Sunny. Sunny, with a high near 95.
• Monday Night 2025-06-23, Mostly Clear. Mostly clear, with a low around 75.
• Tuesday 2025-06-24, Sunny. Sunny, with a high near 93.
• Tuesday Night 2025-06-24, Partly Cloudy then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
• Wednesday 2025-06-25, Slight Chance T-storms then Chance Showers. A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.