7 Day Weather Forecast for Alton, IL

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7 Day Forecast

Wednesday

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Hi 86°FLo 71°F

Wednesday: Mostly cloudy...isolated thunderstorms developing this afternoon. High 86F. Winds light and variable. Chance of rain 30%.

Wednesday night: Mostly cloudy skies early. Isolated thunderstorms may develop late. Low 71F. Winds light and variable. Chance of rain 30%.

Thursday

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Hi 87°FLo 69°F

Thursday: Partly cloudy early. Scattered thunderstorms developing in the afternoon. High 87F. Winds WNW at 5 to 10 mph. Chance of rain 50%.

Thursday night: Partly cloudy skies early. Scattered thunderstorms developing later at night. Low 69F. Winds WNW at 5 to 10 mph. Chance of rain 50%.

Friday

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Hi 82°FLo 68°F

Friday: Partly cloudy, chance of a thunderstorm. Highs in the low 80s and lows in the upper 60s.

Saturday

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Hi 82°FLo 69°F

Saturday: Mix of sun and clouds. Highs in the low 80s and lows in the upper 60s.

Sunday

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Hi 84°FLo 70°F

Sunday: Morning thunderstorms. Highs in the mid 80s and lows in the low 70s.

Monday

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Hi 88°FLo 72°F

Monday: A few thunderstorms possible. Highs in the upper 80s and lows in the low 70s.

Tuesday

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Hi 92°FLo 74°F

Tuesday : Times of sun and clouds. Highs in the low 90s and lows in the mid 70s.

Local Weather Radar

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Current Conditions

Broken Clouds

Temperature

81°F

Feels Like

85°F

Humidity

79%

Wind

SSE 9 mph

Pressure

30 in

Visibility

10 mi

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Satellite Image

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Forecast High Temperatures

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