10 Day Weather - Alton, IL
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SundaySunny80°NightMostly Clear63°Day DetailsSunny. Highs in the upper 70s. Northwest winds 5 to 10 mph.Night DetailsMostly clear. Lows in the upper 50s. Northwest winds 5 to 10 mph.
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MondayMostly Sunny75°NightMostly Clear60°Day DetailsMostly sunny. Highs in the upper 70s. North winds 5 to 10 mph.Night DetailsMostly clear. Lows in the lower 50s. North winds 5 to 10 mph.
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TuesdaySunny81°NightMostly Clear66°Day DetailsSunny. Highs in the lower 80s. Southeast winds around 5 mph becoming south in the afternoon.Night DetailsMostly clear. Lows around 60. Highs in the upper 80s.
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WednesdayMostly Sunny89°NightMostly Clear74°Day DetailsMostly clear. Lows around 60. Highs in the upper 80s.Night DetailsMostly clear. Lows in the mid 60s. Highs in the lower 90s.
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ThursdayMostly Sunny95°NightPartly Cloudy78°Day DetailsMostly clear. Lows in the mid 60s. Highs in the lower 90s.Night DetailsMostly clear in the evening then becoming partly cloudy. A slight chance of showers and thunderstorms. Lows around 70. Chance of rain 20 percent.
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FridayMostly Sunny95°NightMostly Clear72°Day DetailsMostly sunny. Highs in the lower 90s.Night DetailsMostly clear. Lows in the upper 60s. Highs in the lower 90s.
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SaturdayMostly Sunny90°NightPartly Cloudy77°Saturday 6/15Day90°Mostly SunnyNight77°Partly CloudyDay DetailsMostly clear. Lows in the upper 60s. Highs in the lower 90s.Night DetailsPartly cloudy. Low temperature around 77F. Dew point will be around 67F with an average humidity of 62%. Winds will be 6 mph from the SE.
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SundaySunny96°NightMostly Clear80°Sunday 6/16Day96°SunnyNight80°Mostly ClearDay DetailsSunny. High temperature around 96F. Dew point will be around 67F with an average humidity of 52%. Winds will be 8 mph from the S.Night DetailsMostly clear. Low temperature around 80F. Dew point will be around 70F with an average humidity of 62%. Winds will be 6 mph from the S.
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Monday40% Chance of Rain94°Night40% Chance of Rain80°Monday 6/17Day94°40% Chance of RainNight80°40% Chance of RainDay DetailsMostly sunny with a 35% chance for rain and thunderstorms. High temperature around 94F. Dew point will be around 70F with an average humidity of 57%. Winds will be 4 mph from the S.Night DetailsClear with a 40% chance for rain and thunderstorms. Low temperature around 80F. Dew point will be around 72F with an average humidity of 65%. Winds will be 3 mph from the S.
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Tuesday40% Chance of Rain93°NightClear79°Tuesday 6/18Day93°40% Chance of RainNight79°ClearDay DetailsSunny with a 35% chance for rain and thunderstorms. High temperature around 93F. Dew point will be around 72F with an average humidity of 59%. Winds will be 1 mph from the SW.Night DetailsClear with widely scattered thunderstorms. Chance of storms 30%. Low temperature around 79F. Dew point will be around 72F with an average humidity of 66%. Winds will be 3 mph from the E.