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

25°F

-4°C

Humidity 85%
Wind Speed S 5 mph
Barometer 30.47 in (1032.8 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 11 Jan 6:53 pm CST
Extended Forecast for

Mattoon/Charleston, Coles County Memorial Airport IL

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 25. South southwest wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 25 °F

    Gradual
    Clearing

  • Monday

    Monday: Increasing clouds, with a high near 44. Southwest wind 8 to 13 mph, with gusts as high as 24 mph.

    High: 44 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. South southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 53. Southwest wind 11 to 16 mph, with gusts as high as 25 mph.

    High: 53 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 36. West wind around 11 mph, with gusts as high as 20 mph.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain and snow after noon. Mostly cloudy, with a high near 40. Breezy, with a north northwest wind 11 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.

    High: 40 °F

    Mostly Cloudy
    then Chance
    Rain/Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 16. North northwest wind 16 to 18 mph, with gusts as high as 33 mph.

    Low: 16 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 25. South southwest wind 6 to 13 mph, with gusts as high as 21 mph.
Monday
Increasing clouds, with a high near 44. Southwest wind 8 to 13 mph, with gusts as high as 24 mph.
Monday Night
Partly cloudy, with a low around 32. South southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Tuesday
Partly sunny, with a high near 53. Southwest wind 11 to 16 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 36. West wind around 11 mph, with gusts as high as 20 mph.
Wednesday
A chance of rain and snow after noon. Mostly cloudy, with a high near 40. Breezy, with a north northwest wind 11 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 16. North northwest wind 16 to 18 mph, with gusts as high as 33 mph.
Thursday
Mostly sunny, with a high near 29.
Thursday Night
Mostly cloudy, with a low around 22.
Friday
Mostly cloudy, with a high near 37.
Friday Night
Mostly cloudy, with a low around 21.
Saturday
Mostly cloudy, with a high near 28.
Saturday Night
Mostly cloudy, with a low around 11.
Sunday
Mostly sunny, with a high near 26.
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ABOUT THIS FORECAST

 
Point Forecast:
Mattoon/Charleston, Coles County Memorial Airport IL
 39.46°N 88.28°W (Elev. 679 ft)
Last Update:
5:47 pm CST Jan 11, 2026
Forecast Valid:
7pm CST Jan 11, 2026-6pm CST Jan 18, 2026
 
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