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Clarksville, Illinois Weather Forecast
Clarksville, Illinois Weather
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Weather Forecast for Clarksville, Illinois : Clark County
Issued: 11:16 am CST Dec 1, 2025 Latitude: 39.451702 Longitude: -87.7978078 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Tuesday Wednesday Thursday Friday Saturday Sunday
90% chance of snow on Today 100% chance of snow on Tonight Mostly Cloudy on Tuesday Partly Sunny on Wednesday Mostly Sunny on Thursday 30% chance of snow on Friday Mostly Cloudy on Saturday Mostly Cloudy on Sunday
High: 31°F Low: 20°F High: 27°F High: 35°F High: 20°F High: 31°F High: 34°F High: 33°F
Low: 14°F Low: 11°F Low: 7°F Low: 22°F Low: 22°F  
Snow Snow Mostly Cloudy Partly Sunny Mostly Sunny Snow Mostly Cloudy Mostly Cloudy
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Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
25°
Cloudy
as of 11:35 AM CST
Rel. Humidity: 85%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: IFR
Wind Data
7 MPH
130° Southeast
Cloud Level(s): Broken at 700ft, Solid Overcast at 10000ft
Current Conditions at
MATTOON - (KMTO)
25°
Partly Cloudy
as of 10:53 AM CST
Rel. Humidity: 79%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: VFR
Wind Data
7 MPH
140° Southeast
Cloud Level(s): Scattered at 10000ft
Current Conditions at
TERRE HAUTE - (KHUF)
27°
Mostly Cloudy
as of 11:53 AM EST
Rel. Humidity: 86%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.33 in.
Flight Rule: MVFR
Wind Data
8 MPH
090° East
Cloud Level(s): Broken at 1000ft
Current Conditions at
MOUNT CARMEL MUNI - (KAJG)
32°
Cloudy
as of 11:35 AM CST
Rel. Humidity: 74%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: MVFR
Wind Data
7 MPH
060° Northeast
Cloud Level(s): Solid Overcast at 1300ft
90% chance of snow Today Today... Snow, mainly after 3pm. High near 31. East southeast wind 5 to 7 mph becoming calm in the afternoon. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.

100% chance of snow Tonight Tonight... Snow, mainly before 2am. Low around 20. Calm wind becoming northwest 5 to 7 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Mostly Cloudy on Tuesday Tuesday... Mostly cloudy, with a high near 27. Northwest wind 5 to 8 mph becoming calm in the afternoon.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 14. Calm wind becoming south 5 to 7 mph after midnight.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 35. South wind 7 to 11 mph, with gusts as high as 18 mph.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 11. West southwest wind 6 to 9 mph becoming north northwest after midnight. Winds could gust as high as 16 mph.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 20. North northwest wind 5 to 9 mph becoming light north in the afternoon. Winds could gust as high as 16 mph.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 7.

30% chance of snow Friday Friday... A 30 percent chance of snow. Mostly cloudy, with a high near 31.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 22.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 34.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 22.

Mostly Cloudy on Sunday Sunday... Mostly cloudy, with a high near 33.

Current Radar Image


Sun Almanac for Clarksville, Illinois
Sunrise: 06:53 AM
Sunset: 4:28 PM
Civil Sunrise:06:23 AM
Civil Sunset: 4:58 PM
Nautical Sunrise: 05:50 AM
Nautical Sunset: 5:31 PM
Astro Sunrise: 05:17 AM
Astro Sunset: 6:03 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.