Weather in Vandalia, Illinois, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Vandalia
Tonight |
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Temperature: 73°F Wind Speed: 5 mph Wind Direction: E Forecast: Patchy fog after 4am. Partly cloudy, with a low around 73. Heat index values as high as 102. East wind around 5 mph. |
Monday |
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Temperature: 92°F Wind Speed: 6 mph Wind Direction: SE Forecast: Patchy fog before 8am. Mostly sunny, with a high near 92. Heat index values as high as 102. Southeast wind around 6 mph. |
Monday Night |
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Temperature: 73°F Wind Speed: 3 mph Wind Direction: SE Forecast: Mostly clear, with a low around 73. Heat index values as high as 100. Southeast wind around 3 mph. |
Tuesday |
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Temperature: 91°F Wind Speed: 3 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms after 7am. Mostly sunny, with a high near 91. Heat index values as high as 101. Southwest wind around 3 mph. Chance of precipitation is 30%. |
Tuesday Night |
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Temperature: 71°F Wind Speed: 2 mph Wind Direction: NW Forecast: A chance of showers and thunderstorms before 10pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 71. Northwest wind around 2 mph. Chance of precipitation is 30%. |
Wednesday |
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Temperature: 85°F Wind Speed: 3 to 7 mph Wind Direction: N Forecast: A chance of rain showers before 10am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 30%. |
Wednesday Night |
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Temperature: 65°F Wind Speed: 6 mph Wind Direction: NE Forecast: A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 65. Chance of precipitation is 20%. |
Thursday |
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Temperature: 84°F Wind Speed: 6 mph Wind Direction: NE Forecast: Mostly sunny, with a high near 84. |
Thursday Night |
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Temperature: 64°F Wind Speed: 5 mph Wind Direction: NE Forecast: Mostly clear, with a low around 64. |
Friday |
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Temperature: 87°F Wind Speed: 3 mph Wind Direction: NE Forecast: Sunny, with a high near 87. |
Friday Night |
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Temperature: 65°F Wind Speed: 2 mph Wind Direction: N Forecast: Mostly clear, with a low around 65. |
Saturday |
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Temperature: 86°F Wind Speed: 1 to 6 mph Wind Direction: NW Forecast: Sunny, with a high near 86. |
Saturday Night |
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Temperature: 60°F Wind Speed: 5 mph Wind Direction: NW Forecast: Mostly clear, with a low around 60. |
Sunday |
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Temperature: 79°F Wind Speed: 2 to 6 mph Wind Direction: NW Forecast: Sunny, with a high near 79. |