7 Day Weather Forecast for Collinsville, IL

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7 Day Forecast

Wednesday

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Hi 75°F

Wednesday: Partly cloudy skies early with heavy thunderstorms developing this afternoon. A few storms may be severe. High near 75F. Winds S at 10 to 20 mph. Chance of rain 100%. 1 to 2 inches of rain expected.

Wednesday night: Heavy thunderstorms this evening will give way to steady rain overnight. Low 46F. Winds NNW at 10 to 20 mph. Chance of rain 100%. 1 to 2 inches of rain expected.

Lo 46°F

Thursday

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Hi 66°F

Thursday: Sunshine and clouds mixed. High 66F. Winds W at 10 to 15 mph.

Thursday night: Cloudy skies with periods of rain after midnight. Low 51F. Winds ESE at 5 to 10 mph. Chance of rain 60%.

Lo 51°F

Friday

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Hi 74°F

Friday: Showers. Highs in the mid 70s and lows in the upper 50s.

Lo 57°F

Saturday

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Hi 64°F

Saturday: Thunderstorms. Highs in the mid 60s and lows in the upper 50s.

Lo 59°F

Sunday

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Hi 69°F

Sunday: Showers and thunderstorms. Potential for severe thunderstorms. Highs in the upper 60s and lows in the upper 40s.

Lo 47°F

Monday

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Hi 62°F

Monday: Windy, and mainly cloudy. Highs in the low 60s and lows in the upper 40s.

Lo 47°F

Tuesday

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Hi 72°F

Tuesday : A few clouds. Highs in the low 70s and lows in the low 50s.

Lo 51°F

Local Weather Radar

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Current Conditions

Thunderstorm, Overcast

Temperature

61°F

Feels Like

61°F

Humidity

90%

Wind

SE 17 mph

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Satellite Image

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Forecast High Temperatures

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