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Cornwall, IL
 15° 
Last Updated on Jan 21 2019, 5:52 pm CST
Current ConditionsA Few Clouds and Breezy
Relative Humidity67%
Windfrom the East at 20.7 gusting to 29.9 MPH
(18 gusting to 26 KT)
Pressure30.26 mb
Dewpoint6.1 F (-14.4 C)
Wind Chill-3 F (-19 C)
Visibility10.00 miles

7-Day Forecast

Tonight
Mostly Cloudy
Low: 15°
Mostly cloudy with a temperature rising to around 20 by 5am.
Wind chill values as low as zero.
Southeast wind around 15 mph
with gusts as high as 30 mph.


Tuesday
Wintry Mix and Breezy
High: 37°
Snow, freezing rain, and sleet before noon,
then sleet, possibly mixed with freezing rain
between noon and 2pm,
then rain after 2pm.
High near 37.
Breezy with a south wind 15 to 20 mph
with gusts as high as 30 mph.
Chance of precipitation is 100%.
New ice accumulation of less than a 0.
1 of an inch possible.
New snow and sleet accumulation of less than a half inch possible.


Tuesday Night
Rain/Snow then Chance Rain/Snow
Low: 20°
Rain before 11pm,
then rain and snow
between 11pm and 1am,
then a chance of snow after 1am.
Low around 20.
South wind around 15 mph becoming
northwest after midnight.
Winds could gust as high as 25 mph.
Chance of precipitation is 100%.
New snow accumulation of less than a half inch possible.


Wednesday
Partly Sunny
High: 22°
Partly sunny with a high near 22.
Northwest wind 10 to 15 mph
with gusts as high as 20 mph.


Wednesday Night
Partly Cloudy
Low: 10°
Partly cloudy with a low around 10.


Thursday
Partly Sunny then Partly Sunny and Blustery
High: 22°
Partly sunny with a high near 22.
Blustery.


Thursday Night
Partly Cloudy and Blustery then Partly Cloudy
Low: -7°
Partly cloudy with a low around -7.
Blustery.


Friday
Chance Snow
High:
A 30% chance of snow, mainly after noon.
Partly sunny and cold with a high near 6.


Friday Night
Slight Chance Snow then Mostly Cloudy
Low: -4°
A 20% chance of snow before midnight.
Mostly cloudy with a low around -4.


Saturday
Chance Snow
High: 14°
A 30% chance of snow.
Partly sunny with a high near 14.


Saturday Night
Partly Cloudy
Low: -5°
Partly cloudy with a low around -5.


Sunday
Mostly Sunny
High: 15°
Mostly sunny with a high near 15.


Sunday Night
Chance Snow
Low: 13°
A 30% chance of snow.
Mostly cloudy with a low around 13.


Monday
Slight Chance Snow
High: 24°
A 20% chance of snow.
Mostly cloudy with a high near 24.


Source: National Weather Service








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