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Cornwall, IL
 82° 
Last Updated on Aug 19 2018, 5:52 pm CDT
Current ConditionsFair
Relative Humidity58%
WindEast at 6.9 MPH
(6 KT)
Pressure29.90 mb
Dewpoint66.0 F (18.9 C)
Visibility10.00 miles

7-Day Forecast

Tonight
Partly Cloudy then Scattered T-storms
Low: 68°
Scattered showers and thunderstorms, mainly after 4am.
Increasing clouds with a low around 68.
East wind 5 to 10 mph.
Chance of precipitation is 30%.


Monday
Showers then T-storms
High: 79°
Periods of showers and thunderstorms.
High near 79.
East wind around 10 mph.
Chance of precipitation is 80%.
New rainfall amounts
between three quarters and one inch possible.


Monday Night
T-storms
Low: 65°
Periods of showers and thunderstorms, mainly before 1am.
Low around 65.
South wind around 5 mph becoming
northwest after midnight.
Chance of precipitation is 80%.
New rainfall amounts
between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.


Tuesday
Slight Chance Showers
High: 77°
A 20% chance of showers before 1pm.
Mostly cloudy with a high near 77.
Northwest wind 10 to 15 mph
with gusts as high as 25 mph.


Tuesday Night
Partly Cloudy
Low: 55°
Partly cloudy with a low around 55.


Wednesday
Sunny
High: 78°
Sunny with a high near 78.


Wednesday Night
Mostly Clear
Low: 54°
Mostly clear with a low around 54.


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


Thursday Night
Mostly Clear
Low: 60°
Mostly clear with a low around 60.


Friday
Chance T-storms
High: 79°
A 50% chance of showers and thunderstorms.
Partly sunny with a high near 79.


Friday Night
Showers Likely
Low: 66°
Showers and thunderstorms likely.
Mostly cloudy with a low around 66.
Chance of precipitation is 60%.


Saturday
Slight Chance T-storms
High: 85°
A 20% chance of showers and thunderstorms.
Mostly sunny with a high near 85.


Saturday Night
Mostly Clear
Low: 67°
Mostly clear with a low around 67.


Sunday
Mostly Sunny
High: 87°
Mostly sunny with a high near 87.


Source: National Weather Service








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