I-70 weather conditions near O Fallon, Missouri

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Fog/Mist 69°F 2025-06-17T01:54:00-05:00
• Overnight 2025-06-17, Patchy Fog. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 69. Calm wind.
• Tuesday 2025-06-17, Patchy Fog then Sunny. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 90. Light south wind.
• Tuesday Night 2025-06-17, Chance T-storms. A 30 percent chance of showers and thunderstorms, mainly after 5am. Partly cloudy, with a low around 72. South wind 3 to 6 mph.
• Wednesday 2025-06-18, Showers Likely then T-storms. Showers and thunderstorms likely before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms after 4pm. High near 82. Southwest wind 8 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.
• Wednesday Night 2025-06-18, T-storms then Chance Showers. Showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Low around 66. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
• Juneteenth 2025-06-19, Sunny. Sunny, with a high near 85.
• Thursday Night 2025-06-19, Mostly Clear. Mostly clear, with a low around 67.
• Friday 2025-06-20, Sunny. Sunny, with a high near 91.
• Friday Night 2025-06-20, Mostly Clear. Mostly clear, with a low around 75.
• Saturday 2025-06-21, Sunny. Sunny, with a high near 95.
• Saturday Night 2025-06-21, Mostly Clear. Mostly clear, with a low around 76.
• Sunday 2025-06-22, Sunny. Sunny, with a high near 95.
• Sunday Night 2025-06-22, Mostly Clear. Mostly clear, with a low around 75.
• Monday 2025-06-23, Sunny. Sunny, with a high near 94.