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

42°F

6°C

Humidity 73%
Wind Speed S 7 mph
Barometer 29.97 in (1015.1 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 27 Feb 7:53 am CST
Extended Forecast for

Mattoon/Charleston, Coles County Memorial Airport IL

  • Today

    Today: Sunny, with a high near 65. Breezy, with a south southwest wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 65 °F

    Sunny then
    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 36. South wind 7 to 10 mph becoming north after midnight. Winds could gust as high as 22 mph.

    Low: 36 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of rain after noon. Partly sunny, with a high near 55. North northeast wind 7 to 10 mph becoming east in the afternoon. Winds could gust as high as 15 mph.

    High: 55 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 26. North northeast wind 10 to 15 mph, with gusts as high as 24 mph.

    Low: 26 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 41. Northeast wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 41 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain and snow likely, becoming all snow after 3am. Cloudy, with a low around 28. East northeast wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 28 °F

    Rain/Snow
    Likely

  • Monday

    Monday: A chance of rain and snow before noon. Mostly cloudy, with a high near 40. East wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 40 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely. Cloudy, with a high near 48. Chance of precipitation is 70%.

    High: 48 °F

    Rain Likely

Detailed Forecast

Today
Sunny, with a high near 65. Breezy, with a south southwest wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Tonight
Mostly clear, with a low around 36. South wind 7 to 10 mph becoming north after midnight. Winds could gust as high as 22 mph.
Saturday
A 20 percent chance of rain after noon. Partly sunny, with a high near 55. North northeast wind 7 to 10 mph becoming east in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
Mostly cloudy, with a low around 26. North northeast wind 10 to 15 mph, with gusts as high as 24 mph.
Sunday
Mostly cloudy, with a high near 41. Northeast wind 11 to 14 mph, with gusts as high as 23 mph.
Sunday Night
Rain and snow likely, becoming all snow after 3am. Cloudy, with a low around 28. East northeast wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A chance of rain and snow before noon. Mostly cloudy, with a high near 40. East wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 33.
Tuesday
Rain likely. Cloudy, with a high near 48. Chance of precipitation is 70%.
Tuesday Night
Rain likely, mainly before midnight. Cloudy, with a low around 37. Chance of precipitation is 60%.
Wednesday
A chance of rain. Cloudy, with a high near 57.
Wednesday Night
Rain likely. Cloudy, with a low around 47.
Thursday
Rain likely. Mostly cloudy, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mattoon/Charleston, Coles County Memorial Airport IL
 39.49°N 88.27°W (Elev. 696 ft)
Last Update:
5:56 am CST Feb 27, 2026
Forecast Valid:
7am CST Feb 27, 2026-6pm CST Mar 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation