I-70 weather conditions near Vandalia, Illinois
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Mostly Cloudy 81°F 2025-06-17T13:15:00-05:00 
This Afternoon 2025-06-17, Mostly Sunny. Mostly sunny, with a high near 86. Light south wind.
Tonight 2025-06-17, Partly Cloudy. Partly cloudy, with a low around 72. Calm wind becoming south around 6 mph after midnight.Wednesday 2025-06-18, Chance T-storms then Heavy Rain. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 85. Southwest wind 8 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Wednesday Night 2025-06-18, Heavy Rain then Slight Chance T-storms. Showers and thunderstorms likely, mainly before 9pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 66. Southwest wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 60%.
Juneteenth 2025-06-19, Sunny. Sunny, with a high near 83. West wind around 6 mph.
Thursday Night 2025-06-19, Mostly Clear. Mostly clear, with a low around 65.- Friday 2025-06-20, Sunny. Sunny, with a high near 87.
- Friday Night 2025-06-20, Mostly Clear. Mostly clear, with a low around 72.
- Saturday 2025-06-21, Sunny. Sunny, with a high near 92.
- Saturday Night 2025-06-21, Mostly Clear. Mostly clear, with a low around 76.
Sunday 2025-06-22, Sunny. Sunny, with a high near 92.- Sunday Night 2025-06-22, Mostly Clear. Mostly clear, with a low around 74.
- Monday 2025-06-23, Sunny. Sunny, with a high near 92.