Weather in Alton, Missouri, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Alton
Tonight |
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Temperature: 72°F Wind Speed: 2 mph Wind Direction: S Forecast: Mostly clear, with a low around 72. South wind around 2 mph. |
Saturday |
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Temperature: 98°F Wind Speed: 3 mph Wind Direction: S Forecast: A slight chance of showers and thunderstorms after 1pm. Sunny. High near 98, with temperatures falling to around 96 in the afternoon. Heat index values as high as 101. South wind around 3 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
Saturday Night |
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Temperature: 71°F Wind Speed: 3 mph Wind Direction: S Forecast: A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 71. Heat index values as high as 100. South wind around 3 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
Sunday |
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Temperature: 99°F Wind Speed: 3 mph Wind Direction: S Forecast: Sunny, with a high near 99. Heat index values as high as 103. South wind around 3 mph. |
Sunday Night |
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Temperature: 72°F Wind Speed: 3 mph Wind Direction: SE Forecast: Clear, with a low around 72. Southeast wind around 3 mph. |
Monday |
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Temperature: 100°F Wind Speed: 3 mph Wind Direction: SE Forecast: Sunny, with a high near 100. |
Monday Night |
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Temperature: 72°F Wind Speed: 3 mph Wind Direction: S Forecast: Mostly clear, with a low around 72. |
Tuesday |
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Temperature: 101°F Wind Speed: 3 mph Wind Direction: SW Forecast: Sunny, with a high near 101. |
Tuesday Night |
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Temperature: 71°F Wind Speed: 3 mph Wind Direction: NW Forecast: A slight chance of showers and thunderstorms after 7pm. Mostly clear, with a low around 71. |
Wednesday |
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Temperature: 93°F Wind Speed: 6 mph Wind Direction: N Forecast: A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 93. |
Wednesday Night |
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Temperature: 67°F Wind Speed: 5 mph Wind Direction: NE Forecast: A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 67. |
Thursday |
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Temperature: 89°F Wind Speed: 6 mph Wind Direction: NE Forecast: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. |
Thursday Night |
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Temperature: 64°F Wind Speed: 2 to 6 mph Wind Direction: NE Forecast: A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 64. |
Friday |
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Temperature: 90°F Wind Speed: 5 mph Wind Direction: NE Forecast: Sunny, with a high near 90. |