Weather in Collinsville, Illinois, United States

7-Day Detailed Weather Forecast for Collinsville

This Afternoon

Temperature: 85°F

Wind Speed: 14 to 17 mph

Wind Direction: S

Forecast: A slight chance of showers and thunderstorms. Some of the storms could be severe. Partly sunny, with a high near 85. South wind 14 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

Tonight

Temperature: 49°F

Wind Speed: 12 to 16 mph

Wind Direction: SW

Forecast: A slight chance of showers and thunderstorms before 10pm, then showers and thunderstorms between 10pm and 1am, then showers and thunderstorms between 1am and 2am, then showers and thunderstorms. Some of the storms could be severe. Mostly cloudy. Low around 49, with temperatures rising to around 60 overnight. Southwest wind 12 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

Saturday

Temperature: 59°F

Wind Speed: 17 mph

Wind Direction: NW

Forecast: A chance of showers and thunderstorms before 9am. Mostly sunny, with a high near 59. Northwest wind around 17 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.

Saturday Night

Temperature: 41°F

Wind Speed: 5 to 14 mph

Wind Direction: W

Forecast: Clear, with a low around 41. West wind 5 to 14 mph, with gusts as high as 22 mph.

Sunday

Temperature: 67°F

Wind Speed: 5 to 14 mph

Wind Direction: W

Forecast: Sunny, with a high near 67. West wind 5 to 14 mph.

Sunday Night

Temperature: 41°F

Wind Speed: 5 to 9 mph

Wind Direction: N

Forecast: Mostly clear, with a low around 41.

Monday

Temperature: 68°F

Wind Speed: 5 to 8 mph

Wind Direction: SE

Forecast: Sunny, with a high near 68.

Monday Night

Temperature: 52°F

Wind Speed: 8 mph

Wind Direction: S

Forecast: Clear, with a low around 52.

Tuesday

Temperature: 80°F

Wind Speed: 8 to 14 mph

Wind Direction: SW

Forecast: Mostly sunny, with a high near 80.

Tuesday Night

Temperature: 59°F

Wind Speed: 6 to 10 mph

Wind Direction: SW

Forecast: A slight chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 59. Chance of precipitation is 20%.

Wednesday

Temperature: 81°F

Wind Speed: 6 to 9 mph

Wind Direction: SW

Forecast: A slight chance of rain showers before 7am. Sunny, with a high near 81. Chance of precipitation is 20%.

Wednesday Night

Temperature: 60°F

Wind Speed: 8 mph

Wind Direction: S

Forecast: Mostly clear, with a low around 60.

Thursday

Temperature: 84°F

Wind Speed: 8 to 14 mph

Wind Direction: S

Forecast: A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 84. Chance of precipitation is 20%.

Thursday Night

Temperature: 64°F

Wind Speed: 13 mph

Wind Direction: S

Forecast: A slight chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 40%.