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Collinsville, IL

7-Day Forecast

This Afternoon
Scattered T-storms
High: 73°
Scattered showers and thunderstorms, mainly after 4pm.
Mostly cloudy with a high near 73.
South wind around 10 mph.
Chance of precipitation is 40%.


Tonight
T-storms
Low: 61°
Showers and thunderstorms likely,
then showers and possibly a thunderstorm after midnight.
Low around 61.
East wind 7 to 10 mph becoming
southwest after midnight.
Winds could gust as high as 21 mph.
Chance of precipitation is 80%.


Thursday
Showers Likely then T-storms
High: 73°
Showers and thunderstorms, mainly before 4pm,
then showers likely and possibly a thunderstorm after 4pm.
High near 73.
South wind 11 to 14 mph becoming
west in the afternoon.
Winds could gust as high as 23 mph.
Chance of precipitation is 80%.


Thursday Night
Scattered T-storms
Low: 57°
Scattered showers and thunderstorms before 4am,
then isolated showers.
Mostly cloudy with a low around 57.
West wind 6 to 9 mph.
Chance of precipitation is 30%.


Friday
Chance Showers
High: 72°
A 40% chance of showers, mainly after 1pm.
Mostly sunny with a high near 72.
West wind 6 to 10 mph.


Friday Night
Slight Chance T-storms then Slight Chance Showers
Low: 50°
A slight chance of showers and thunderstorms before 10pm,
then a slight chance of showers
between 10pm and 1am.
Partly cloudy with a low around 50.
Chance of precipitation is 20%.


Saturday
Sunny
High: 68°
Sunny with a high near 68.


Saturday Night
Mostly Clear
Low: 47°
Mostly clear with a low around 47.


Sunday
Sunny
High: 70°
Sunny with a high near 70.


Sunday Night
Mostly Clear
Low: 50°
Mostly clear with a low around 50.


Monday
Sunny
High: 75°
Sunny with a high near 75.


Monday Night
Mostly Clear
Low: 53°
Mostly clear with a low around 53.


Tuesday
Sunny
High: 79°
Sunny with a high near 79.


Source: National Weather Service








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