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.

Mostly Cloudy

52°F

11°C

Humidity 55%
Wind Speed Vrbl 3 mph
Barometer 29.87 in (1011.7 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 26 Feb 1:53 pm CST
Extended Forecast for

Mattoon/Charleston, Coles County Memorial Airport IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 49. West wind around 5 mph becoming calm.

    High: 49 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 33. Calm wind becoming south southwest around 6 mph after midnight.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64. Breezy, with a southwest wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 64 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 35. South southwest wind 7 to 13 mph becoming north after midnight. Winds could gust as high as 25 mph.

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 55. East wind 7 to 10 mph, with gusts as high as 17 mph.

    High: 55 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25. North northeast wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 25 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 39. Northeast wind 11 to 14 mph, with gusts as high as 22 mph.

    High: 39 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain and snow likely. Cloudy, with a low around 23. Chance of precipitation is 70%.

    Low: 23 °F

    Rain/Snow
    Likely

  • Monday

    Monday: Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 49. West wind around 5 mph becoming calm.
Tonight
Mostly clear, with a low around 33. Calm wind becoming south southwest around 6 mph after midnight.
Friday
Sunny, with a high near 64. Breezy, with a southwest wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.
Friday Night
Mostly clear, with a low around 35. South southwest wind 7 to 13 mph becoming north after midnight. Winds could gust as high as 25 mph.
Saturday
Mostly sunny, with a high near 55. East wind 7 to 10 mph, with gusts as high as 17 mph.
Saturday Night
Partly cloudy, with a low around 25. North northeast wind 10 to 14 mph, with gusts as high as 23 mph.
Sunday
Mostly cloudy, with a high near 39. Northeast wind 11 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Rain and snow likely. Cloudy, with a low around 23. Chance of precipitation is 70%.
Monday
Mostly cloudy, with a high near 37.
Monday Night
Mostly cloudy, with a low around 26.
Tuesday
A chance of rain. Cloudy, with a high near 42.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 33.
Wednesday
A chance of rain. Cloudy, with a high near 52.
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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:
1:52 pm CST Feb 26, 2026
Forecast Valid:
2pm CST Feb 26, 2026-6pm CST Mar 4, 2026
 
Forecast Discussion
 
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