Local 7 Day Weather Forecast for Alton, Illinois

Broken Clouds

Temperature

84°F

Feels Like

96°F

Humidity

84%

Wind

n/a
5 mph

Pressure

30 in

Visibility

10 mi

Weather Maps

Local 7 Day Weather Forecast

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Hi 97°F
Lo 77°F

Friday: Sunshine and clouds mixed. Continued hot and humid. High 97F. Winds WSW at 5 to 10 mph.

Friday night: Partly cloudy skies. Low 77F. Winds light and variable.

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Hi 98°F
Lo 74°F

Saturday: Partly cloudy. Continued hot and humid. High 98F. Winds light and variable.

Saturday night: Partly cloudy skies. Low 74F. Winds light and variable.

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Hi 97°F
Lo 74°F

Sunday: Sunshine. Highs in the upper 90s and lows in the mid 70s.

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Hi 97°F
Lo 76°F

Monday: Showers and thunderstorms late. Highs in the upper 90s and lows in the mid 70s.

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Hi 94°F
Lo 75°F

Tuesday: Slight chance of a thunderstorm. Highs in the mid 90s and lows in the mid 70s.

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Hi 90°F
Lo 70°F

Wednesday: Scattered thunderstorms possible. Highs in the low 90s and lows in the low 70s.

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Hi 80°F
Lo 61°F

Thursday : Scattered thunderstorms. Highs in the low 80s and lows in the low 60s.