Weather in Alton, Illinois, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Alton
Today |
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Temperature: 57°F Wind Speed: 14 to 20 mph Wind Direction: SW Forecast: Rain showers before 11am, then showers and thunderstorms between 11am and 4pm. Partly sunny. High near 57, with temperatures falling to around 45 in the afternoon. Southwest wind 14 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. |
Tonight |
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Temperature: 23°F Wind Speed: 15 to 21 mph Wind Direction: NW Forecast: Scattered snow showers between 8pm and midnight. Mostly cloudy, with a low around 23. Northwest wind 15 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 20%. |
Friday |
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Temperature: 39°F Wind Speed: 8 to 13 mph Wind Direction: SW Forecast: Sunny, with a high near 39. Southwest wind 8 to 13 mph, with gusts as high as 21 mph. |
Friday Night |
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Temperature: 32°F Wind Speed: 12 mph Wind Direction: S Forecast: Partly cloudy, with a low around 32. South wind around 12 mph. |
Saturday |
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Temperature: 55°F Wind Speed: 12 mph Wind Direction: SW Forecast: Mostly sunny. High near 55, with temperatures falling to around 49 in the afternoon. Southwest wind around 12 mph. |
Saturday Night |
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Temperature: 27°F Wind Speed: 3 to 9 mph Wind Direction: NW Forecast: Partly cloudy, with a low around 27. |
Sunday |
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Temperature: 43°F Wind Speed: 6 mph Wind Direction: N Forecast: Mostly sunny, with a high near 43. |
Sunday Night |
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Temperature: 29°F Wind Speed: 5 to 8 mph Wind Direction: E Forecast: Mostly cloudy, with a low around 29. |
Monday |
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Temperature: 46°F Wind Speed: 10 mph Wind Direction: SE Forecast: Partly sunny, with a high near 46. |
Monday Night |
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Temperature: 40°F Wind Speed: 9 mph Wind Direction: S Forecast: Mostly cloudy, with a low around 40. |
Tuesday |
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Temperature: 59°F Wind Speed: 9 mph Wind Direction: S Forecast: Partly sunny, with a high near 59. |
Tuesday Night |
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Temperature: 46°F Wind Speed: 6 mph Wind Direction: SE Forecast: Mostly cloudy, with a low around 46. |
Wednesday |
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Temperature: 62°F Wind Speed: 6 to 9 mph Wind Direction: SE Forecast: A slight chance of rain after noon. Mostly cloudy, with a high near 62. Chance of precipitation is 20%. |
Wednesday Night |
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Temperature: 51°F Wind Speed: 8 mph Wind Direction: S Forecast: Mostly cloudy, with a low around 51. |