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.

Partly Cloudy

29°F

-2°C

Humidity 75%
Wind Speed W 6 mph
Barometer 29.99 in (1016.2 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 31 Dec 5:53 am CST
Extended Forecast for

Mattoon/Charleston, Coles County Memorial Airport IL

  • Today

    Today: A chance of sprinkles and flurries between 4pm and 5pm. Mostly cloudy, with a high near 38. West wind 8 to 14 mph, with gusts as high as 24 mph.

    High: 38 °F

    Cloudy then
    Chance
    Sprinkles/Flurries

  • Tonight

    Tonight: Mostly cloudy, with a low around 17. West wind 9 to 11 mph becoming north after midnight. Winds could gust as high as 21 mph.

    Low: 17 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Sunny, with a high near 30. North wind 5 to 9 mph becoming calm in the morning.

    High: 30 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 35. Calm wind becoming north northeast around 6 mph in the afternoon.

    High: 35 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 20. North northeast wind around 6 mph.

    Low: 20 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 34. North northeast wind 3 to 6 mph.

    High: 34 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of sprinkles and flurries between 4pm and 5pm. Mostly cloudy, with a high near 38. West wind 8 to 14 mph, with gusts as high as 24 mph.
Tonight
Mostly cloudy, with a low around 17. West wind 9 to 11 mph becoming north after midnight. Winds could gust as high as 21 mph.
New Year's Day
Sunny, with a high near 30. North wind 5 to 9 mph becoming calm in the morning.
Thursday Night
Partly cloudy, with a low around 20. Calm wind.
Friday
Partly sunny, with a high near 35. Calm wind becoming north northeast around 6 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 20. North northeast wind around 6 mph.
Saturday
Mostly sunny, with a high near 34. North northeast wind 3 to 6 mph.
Saturday Night
Mostly clear, with a low around 19.
Sunday
Mostly sunny, with a high near 38.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Mostly sunny, with a high near 48.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Partly sunny, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mattoon/Charleston, Coles County Memorial Airport IL
 39.51°N 88.27°W (Elev. 656 ft)
Last Update:
3:42 am CST Dec 31, 2025
Forecast Valid:
6am CST Dec 31, 2025-6pm CST Jan 6, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation