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: Light Rain 74°F 2025-06-12T23:35:00-05:00 
Tonight 2025-06-12, Showers Likely. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Cloudy, with a low around 68. Light southeast wind. Chance of precipitation is 60%.
Friday 2025-06-13, Showers. Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. High near 79. Southeast wind 3 to 8 mph. Chance of precipitation is 80%.- Friday Night 2025-06-13, Showers Likely. Showers and thunderstorms likely before midnight, then showers likely and possibly a thunderstorm between midnight and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. South wind 3 to 6 mph. Chance of precipitation is 60%.
Saturday 2025-06-14, Chance T-storms then Showers Likely. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 70%.
Saturday Night 2025-06-14, Slight Chance T-storms then Slight Chance Showers. A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 20%.
Sunday 2025-06-15, Slight Chance T-storms then Chance Showers. A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
Sunday Night 2025-06-15, Slight Chance Showers then Slight Chance T-storms. A slight chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 68. Chance of precipitation is 20%.
Monday 2025-06-16, Chance Showers. A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. Chance of precipitation is 40%.
Monday Night 2025-06-16, Chance T-storms. A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Tuesday 2025-06-17, Chance T-storms. A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 87.
Tuesday Night 2025-06-17, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.Wednesday 2025-06-18, Slight Chance T-storms then Chance T-storms. A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
Wednesday Night 2025-06-18, Chance T-storms. A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.Juneteenth 2025-06-19, Slight Chance T-storms then Chance Showers. A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.