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: Partly Cloudy 78°F 2025-06-13T19:35:00-05:00 
Tonight 2025-06-13, Showers Likely and Patchy Fog. Showers and thunderstorms likely before midnight, then a chance of showers. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 68. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.Saturday 2025-06-14, Chance Showers and Patchy Fog then Chance T-storms. A chance of showers, with thunderstorms also possible after 10am. Patchy fog before 9am. Otherwise, partly sunny, with a high near 80. Calm wind becoming north 5 to 7 mph in the afternoon. Chance of precipitation is 50%.
Saturday Night 2025-06-14, Partly Cloudy. Partly cloudy, with a low around 66. North wind around 6 mph becoming calm in the evening.
Sunday 2025-06-15, Partly Sunny. Partly sunny, with a high near 82. Light north wind.- Sunday Night 2025-06-15, Partly Cloudy. Partly cloudy, with a low around 67. Calm wind.
Monday 2025-06-16, Slight Chance Showers then Chance T-storms. A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Monday Night 2025-06-16, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Tuesday 2025-06-17, Chance T-storms. A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 87.- Tuesday Night 2025-06-17, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Wednesday 2025-06-18, Chance Showers then Showers Likely. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Wednesday Night 2025-06-18, Chance T-storms. A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.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 83.
Thursday Night 2025-06-19, Mostly Clear. Mostly clear, with a low around 65.Friday 2025-06-20, Sunny then Slight Chance Showers. A 20 percent chance of showers. Sunny, with a high near 85.