Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Overcast

32°F

0°C

Humidity 92%
Wind Speed E 6 mph
Barometer 29.87 in (1012.1 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 26 Feb 6:53 am CST
Extended Forecast for

Charleston IL

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 50. East northeast wind around 5 mph becoming calm.

    High: 50 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 32. South southwest wind 3 to 7 mph. Winds could gust as high as 15 mph.

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 63. Breezy, with a south southwest wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 63 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 36. South southwest wind 7 to 11 mph becoming north after midnight. Winds could gust as high as 23 mph.

    Low: 36 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 55. East northeast wind 7 to 10 mph, with gusts as high as 16 mph.

    High: 55 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 26. North northeast wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 26 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of snow after noon.  Mostly cloudy, with a high near 37. East northeast wind 11 to 14 mph, with gusts as high as 22 mph.

    High: 37 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday Night

    Sunday Night: Rain and snow likely, mainly before midnight.  Cloudy, with a low around 22. Chance of precipitation is 60%.

    Low: 22 °F

    Rain/Snow
    Likely

  • Monday

    Monday: Mostly cloudy, with a high near 34.

    High: 34 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 50. East northeast wind around 5 mph becoming calm.
Tonight
Mostly clear, with a low around 32. South southwest wind 3 to 7 mph. Winds could gust as high as 15 mph.
Friday
Sunny, with a high near 63. Breezy, with a south southwest wind 8 to 13 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 36. South southwest wind 7 to 11 mph becoming north after midnight. Winds could gust as high as 23 mph.
Saturday
Partly sunny, with a high near 55. East northeast wind 7 to 10 mph, with gusts as high as 16 mph.
Saturday Night
Mostly cloudy, with a low around 26. North northeast wind 10 to 14 mph, with gusts as high as 23 mph.
Sunday
A 40 percent chance of snow after noon. Mostly cloudy, with a high near 37. East northeast wind 11 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Rain and snow likely, mainly before midnight. Cloudy, with a low around 22. Chance of precipitation is 60%.
Monday
Mostly cloudy, with a high near 34.
Monday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 23.
Tuesday
A chance of rain. Cloudy, with a high near 39.
Tuesday Night
A chance of rain. Cloudy, with a low around 28.
Wednesday
A chance of rain. Mostly cloudy, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
Charleston IL
 39.5°N 88.19°W (Elev. 650 ft)
6:36 am CST Feb 26, 2026
7am CST Feb 26, 2026-6pm CST Mar 4, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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