Weather in Alton, Illinois, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Alton
Tonight |
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Temperature: 1°F Wind Speed: 10 mph Wind Direction: NW Forecast: A chance of snow showers before 1am. Partly cloudy, with a low around 1. Wind chill values as low as -10. Northwest wind around 10 mph. |
Tuesday |
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Temperature: 11°F Wind Speed: 5 to 10 mph Wind Direction: W Forecast: Sunny, with a high near 11. Wind chill values as low as -14. West wind 5 to 10 mph. |
Tuesday Night |
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Temperature: 6°F Wind Speed: 3 to 10 mph Wind Direction: S Forecast: Partly cloudy. Low around 6, with temperatures rising to around 14 overnight. South wind 3 to 10 mph. |
Wednesday |
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Temperature: 34°F Wind Speed: 10 to 14 mph Wind Direction: S Forecast: Mostly cloudy, with a high near 34. South wind 10 to 14 mph, with gusts as high as 23 mph. |
Wednesday Night |
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Temperature: 24°F Wind Speed: 8 mph Wind Direction: SW Forecast: A chance of snow showers after midnight. Mostly cloudy, with a low around 24. Southwest wind around 8 mph. |
Thursday |
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Temperature: 36°F Wind Speed: 6 to 10 mph Wind Direction: W Forecast: A chance of snow showers. Mostly cloudy. High near 36, with temperatures falling to around 32 in the afternoon. |
Thursday Night |
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Temperature: 18°F Wind Speed: 2 to 6 mph Wind Direction: NW Forecast: A chance of snow showers before midnight. Mostly cloudy, with a low around 18. |
Friday |
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Temperature: 36°F Wind Speed: 2 to 9 mph Wind Direction: SW Forecast: Mostly sunny, with a high near 36. |
Friday Night |
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Temperature: 27°F Wind Speed: 7 mph Wind Direction: S Forecast: Partly cloudy, with a low around 27. |
Saturday |
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Temperature: 47°F Wind Speed: 6 to 9 mph Wind Direction: S Forecast: Partly sunny, with a high near 47. |
Saturday Night |
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Temperature: 29°F Wind Speed: 6 mph Wind Direction: W Forecast: A slight chance of rain. Mostly cloudy, with a low around 29. Chance of precipitation is 20%. |
Sunday |
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Temperature: 41°F Wind Speed: 5 to 8 mph Wind Direction: NW Forecast: A slight chance of rain. Mostly cloudy, with a high near 41. Chance of precipitation is 20%. |
Sunday Night |
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Temperature: 25°F Wind Speed: 6 mph Wind Direction: NW Forecast: A slight chance of rain before midnight, then a slight chance of snow. Mostly cloudy, with a low around 25. Chance of precipitation is 20%. |
Monday |
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Temperature: 40°F Wind Speed: 6 to 10 mph Wind Direction: NW Forecast: Mostly sunny, with a high near 40. |