Weather in Alton, Illinois, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Alton
Overnight |
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Temperature: 52°F Wind Speed: 2 mph Wind Direction: N Forecast: Cloudy, with a low around 52. North wind around 2 mph. |
Wednesday |
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Temperature: 73°F Wind Speed: 2 to 10 mph Wind Direction: E Forecast: Isolated rain showers after 5pm. Mostly cloudy, with a high near 73. East wind 2 to 10 mph. Chance of precipitation is 20%. |
Wednesday Night |
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Temperature: 57°F Wind Speed: 3 to 7 mph Wind Direction: E Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. East wind 3 to 7 mph. Chance of precipitation is 60%. |
Thursday |
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Temperature: 70°F Wind Speed: 6 to 9 mph Wind Direction: NE Forecast: Scattered rain showers before 3pm, then scattered showers and thunderstorms. Mostly cloudy, with a high near 70. Northeast wind 6 to 9 mph. Chance of precipitation is 50%. |
Thursday Night |
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Temperature: 50°F Wind Speed: 9 mph Wind Direction: NE Forecast: Scattered showers and thunderstorms before 1am. Partly cloudy, with a low around 50. Northeast wind around 9 mph. Chance of precipitation is 50%. |
Friday |
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Temperature: 70°F Wind Speed: 10 mph Wind Direction: NE Forecast: Mostly sunny, with a high near 70. |
Friday Night |
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Temperature: 48°F Wind Speed: 5 to 8 mph Wind Direction: NE Forecast: Partly cloudy, with a low around 48. |
Saturday |
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Temperature: 74°F Wind Speed: 7 mph Wind Direction: NE Forecast: Mostly sunny, with a high near 74. |
Saturday Night |
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Temperature: 52°F Wind Speed: 6 mph Wind Direction: NE Forecast: Partly cloudy, with a low around 52. |
Sunday |
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Temperature: 77°F Wind Speed: 7 mph Wind Direction: E Forecast: Mostly sunny, with a high near 77. |
Sunday Night |
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Temperature: 57°F Wind Speed: 2 to 6 mph Wind Direction: E Forecast: A slight chance of rain showers after 1am. Partly cloudy, with a low around 57. Chance of precipitation is 20%. |
Monday |
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Temperature: 76°F Wind Speed: 2 to 7 mph Wind Direction: E Forecast: A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 76. Chance of precipitation is 40%. |
Monday Night |
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Temperature: 60°F Wind Speed: 3 to 7 mph Wind Direction: SE Forecast: A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 60. Chance of precipitation is 40%. |
Tuesday |
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Temperature: 79°F Wind Speed: 3 to 8 mph Wind Direction: SE Forecast: A chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 79. Chance of precipitation is 40%. |