National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Fair

26°F

-3°C

Humidity 92%
Wind Speed Calm
Barometer 30.17 in (1022.6 mb)
Dewpoint 24°F (-4°C)
Visibility 7.00 mi
Last update 2 Feb 10:53 pm CST
Extended Forecast for

4 Miles WSW Casey IL

  • Tonight

    Tonight: A 20 percent chance of snow after 4am. Cloudy, with a low around 24. East northeast wind 3 to 7 mph.

    Low: 24 °F

    Slight Chance
    Snow

  • Tuesday

    Tuesday: A 40 percent chance of snow, mainly before noon. Cloudy, with a high near 31. East northeast wind 6 to 10 mph becoming north in the afternoon. Winds could gust as high as 17 mph.

    High: 31 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 12. Wind chill values between 4 and 9. North wind around 7 mph.

    Low: 12 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 25. Wind chill values between 4 and 14. North wind 5 to 7 mph.

    High: 25 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 8. Light and variable wind.

    Low: 8 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 31. Light west southwest wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 16 mph.

    High: 31 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25. South southwest wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of snow after 4am. Cloudy, with a low around 24. East northeast wind 3 to 7 mph.
Tuesday
A 40 percent chance of snow, mainly before noon. Cloudy, with a high near 31. East northeast wind 6 to 10 mph becoming north in the afternoon. Winds could gust as high as 17 mph.
Tuesday Night
Mostly cloudy, with a low around 12. Wind chill values between 4 and 9. North wind around 7 mph.
Wednesday
Partly sunny, with a high near 25. Wind chill values between 4 and 14. North wind 5 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 8. Light and variable wind.
Thursday
Partly sunny, with a high near 31. Light west southwest wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 16 mph.
Thursday Night
Partly cloudy, with a low around 25. South southwest wind 9 to 11 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 40.
Friday Night
Partly cloudy, with a low around 17.
Saturday
Mostly sunny, with a high near 30.
Saturday Night
Partly cloudy, with a low around 16.
Sunday
Mostly sunny, with a high near 36.
Sunday Night
Partly cloudy, with a low around 19.
Monday
Mostly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Casey IL
 39.28°N 88.06°W (Elev. 600 ft)
Last Update:
9:57 pm CST Feb 2, 2026
Forecast Valid:
11pm CST Feb 2, 2026-6pm CST Feb 9, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation