7 Day Weather Forecast for Alton, IL

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7 Day Forecast

Monday

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Hi 61°FLo 50°F

Monday: Sunshine and a few afternoon clouds. High 61F. Winds SSE at 10 to 15 mph.

Monday night: Rain showers early with scattered thunderstorms arriving overnight. Areas of dense fog. Low near 50F. Winds SSE at 10 to 15 mph. Chance of rain 40%.

Tuesday

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Hi 71°FLo 50°F

Tuesday: Cloudy. A stray severe thunderstorm is possible. High 71F. Winds S at 15 to 25 mph.

Tuesday night: Scattered thunderstorms during the evening becoming more widespread overnight. A few storms may be severe. Low around 50F. Winds WSW at 10 to 20 mph. Chance of rain 80%.

Wednesday

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Hi 49°FLo 32°F

Wednesday: Partly cloudy and windy. Highs in the upper 40s and lows in the low 30s.

Thursday

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Hi 56°FLo 28°F

Thursday: Abundant sunshine. Highs in the mid 50s and lows in the upper 20s.

Friday

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Hi 50°FLo 38°F

Friday: More sun than clouds. Highs in the low 50s and lows in the upper 30s.

Saturday

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Hi 66°FLo 46°F

Saturday: Mostly sunny. Highs in the mid 60s and lows in the mid 40s.

Sunday

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Hi 70°FLo 54°F

Sunday : Mostly sunny. Highs in the low 70s and lows in the mid 50s.

Local Weather Radar

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Current Conditions

Few Clouds

Temperature

57°F

Feels Like

57°F

Humidity

48%

Wind

S 14 mph

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Satellite Image

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Forecast High Temperatures

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