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

20°F

-7°C

Humidity 74%
Wind Speed NE 5 mph
Barometer 30.17 in (1022.7 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 9 Feb 7:53 am CST
Extended Forecast for

4 Miles WSW Casey IL

  • Today

    Today: Mostly sunny, with a high near 44. East wind around 6 mph becoming light and variable.

    High: 44 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 34. South southeast wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 53. West southwest wind 7 to 11 mph becoming north northwest in the afternoon. Winds could gust as high as 18 mph.

    High: 53 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 28. North northwest wind around 7 mph.

    Low: 28 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43. North wind 5 to 8 mph.

    High: 43 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29. Light and variable wind.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 41. East wind 3 to 6 mph.

    High: 41 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 30 percent chance of snow before midnight. Cloudy, with a low around 28.

    Low: 28 °F

    Chance Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 44. East wind around 6 mph becoming light and variable.
Tonight
Partly cloudy, with a low around 34. South southeast wind 6 to 10 mph, with gusts as high as 18 mph.
Tuesday
Mostly sunny, with a high near 53. West southwest wind 7 to 11 mph becoming north northwest in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
Partly cloudy, with a low around 28. North northwest wind around 7 mph.
Wednesday
Mostly sunny, with a high near 43. North wind 5 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 29. Light and variable wind.
Thursday
Mostly cloudy, with a high near 41. East wind 3 to 6 mph.
Thursday Night
A 30 percent chance of snow before midnight. Cloudy, with a low around 28.
Friday
Mostly cloudy, with a high near 42.
Friday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 28.
Saturday
A chance of rain. Mostly cloudy, with a high near 43.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 32.
Sunday
A chance of rain. Mostly sunny, with a high near 44.
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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:
6:36 am CST Feb 9, 2026
Forecast Valid:
8am CST Feb 9, 2026-6pm CST Feb 15, 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