10 Day Weather - Alton, IL
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Night50% Chance of Storms71°Night DetailsMostly cloudy with a chance of thunderstorms. A slight chance of showers late this evening then a chance of showers. Lows in the mid 60s. Northwest winds around 5 mph. Chance of rain 50 percent.
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Sunday50% Chance of Storms82°NightMostly Clear65°Day DetailsMostly cloudy in the morning then becoming partly sunny. A slight chance of thunderstorms in the morning. A chance of showers. Highs in the upper 70s. North winds 5 to 10 mph. Chance of rain 50 percent.Night DetailsMostly clear. Lows in the upper 50s. Northwest winds 5 to 10 mph.
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MondaySunny77°NightMostly Clear60°Day DetailsSunny. Highs in the upper 70s. North winds 5 to 10 mph.Night DetailsMostly clear. Lows in the mid 50s. Northeast winds around 5 mph.
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TuesdaySunny83°NightPartly Cloudy69°Day DetailsSunny. Highs in the lower 80s.Night DetailsPartly cloudy. Lows in the lower 60s.
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WednesdayMostly Sunny89°NightMostly Clear75°Day DetailsMostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 20 percent.Night DetailsMostly clear. Lows in the upper 60s. Highs in the lower 90s.
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ThursdayMostly Sunny92°NightMostly Clear77°Day DetailsMostly clear. Lows in the upper 60s. Highs in the lower 90s.Night DetailsMostly clear. Lows in the upper 60s. Highs in the lower 90s.
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FridayMostly Sunny93°NightMostly Clear74°Day DetailsMostly clear. Lows in the upper 60s. Highs in the lower 90s.Night DetailsMostly clear. Lows in the upper 60s. Highs in the lower 90s.
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SaturdaySunny90°NightClear75°Saturday 6/15Day90°SunnyNight75°ClearDay DetailsSunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent.Night DetailsClear. Low temperature around 75F. Dew point will be around 65F with an average humidity of 60%. Winds will be 6 mph from the SE.
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Sunday30% Chance of Rain90°Night30% Chance of Rain78°Sunday 6/16Day90°30% Chance of RainNight78°30% Chance of RainDay DetailsMostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 90F. Dew point will be around 65F with an average humidity of 54%. Winds will be 7 mph from the S.Night DetailsPartly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 78F. Dew point will be around 68F with an average humidity of 61%. Winds will be 6 mph from the SE.
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Monday40% Chance of Rain92°Night30% Chance of Rain79°Monday 6/17Day92°40% Chance of RainNight79°30% Chance of RainDay DetailsPartly cloudy with a 40% chance for rain and thunderstorms. High temperature around 92F. Dew point will be around 69F with an average humidity of 57%. Winds will be 4 mph from the SE.Night DetailsMostly clear with a 25% chance for rain and thunderstorms. Low temperature around 79F. Dew point will be around 70F with an average humidity of 61%. Winds will be 4 mph from the SE.