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

Hazardous Weather Conditions

Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Fair

30°F

-1°C

Humidity 75%
Wind Speed SW 9 mph
Barometer 29.86 in (1012.0 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 6 Dec 1:53 am CST
Extended Forecast for

Charleston IL

Winter Weather Advisory December 6, 09:00pm until December 7, 06:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: Mostly cloudy, with a low around 25. Southwest wind 7 to 9 mph.

    Low: 25 °F

    Mostly Cloudy

  • Saturday

    Saturday: Cloudy, with a high near 34. West wind 5 to 7 mph becoming light and variable in the afternoon.

    High: 34 °F

    Cloudy

  • Saturday Night

    Saturday Night: A chance of freezing rain between midnight and 3am, then a chance of rain after 3am. Cloudy, with a low around 29. Southeast wind 3 to 8 mph. Chance of precipitation is 40%.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Rain/Freezing
    Rain

  • Sunday

    Sunday: A 40 percent chance of rain before noon. Mostly cloudy, with a high near 35. South wind 5 to 13 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 35 °F

    Chance Rain
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 12. North wind 6 to 13 mph, with gusts as high as 16 mph.

    Low: 12 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 26. North northeast wind around 6 mph becoming calm in the afternoon.

    High: 26 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 14. Light and variable wind becoming south southwest 6 to 11 mph in the evening. Winds could gust as high as 20 mph.

    Low: 14 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Cloudy then
    Chance Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 25. Southwest wind 7 to 9 mph.
Saturday
Cloudy, with a high near 34. West wind 5 to 7 mph becoming light and variable in the afternoon.
Saturday Night
A chance of freezing rain between midnight and 3am, then a chance of rain after 3am. Cloudy, with a low around 29. Southeast wind 3 to 8 mph. Chance of precipitation is 40%.
Sunday
A 40 percent chance of rain before noon. Mostly cloudy, with a high near 35. South wind 5 to 13 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 12. North wind 6 to 13 mph, with gusts as high as 16 mph.
Monday
Mostly sunny, with a high near 26. North northeast wind around 6 mph becoming calm in the afternoon.
Monday Night
Partly cloudy, with a low around 14. Light and variable wind becoming south southwest 6 to 11 mph in the evening. Winds could gust as high as 20 mph.
Tuesday
Partly sunny, with a high near 40.
Tuesday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 36.
Wednesday
A 30 percent chance of rain before noon. Mostly cloudy, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
A chance of snow. Mostly cloudy, with a high near 30.
Thursday Night
Mostly cloudy, with a low around 15.
Friday
Partly sunny, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Charleston IL
 39.5°N 88.19°W (Elev. 650 ft)
Last Update:
2:46 am CST Dec 6, 2025
Forecast Valid:
2am CST Dec 6, 2025-6pm CST Dec 12, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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