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

51°F

11°C

Humidity 77%
Wind Speed W 16 G 35 mph
Barometer 30.01 in (1015.9 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 4 Apr 4:53 pm CDT
Extended Forecast for

Mattoon/Charleston, Coles County Memorial Airport IL

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 36. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 36 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 54. West northwest wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 54 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38. West southwest wind 6 to 8 mph.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 56. Northwest wind 9 to 14 mph, with gusts as high as 22 mph.

    High: 56 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30. Northwest wind around 10 mph becoming north northeast after midnight. Winds could gust as high as 17 mph.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 49. East northeast wind 8 to 10 mph, with gusts as high as 17 mph.

    High: 49 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35. East wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 36. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 54. West northwest wind 10 to 14 mph, with gusts as high as 23 mph.
Sunday Night
Mostly clear, with a low around 38. West southwest wind 6 to 8 mph.
Monday
Sunny, with a high near 56. Northwest wind 9 to 14 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 30. Northwest wind around 10 mph becoming north northeast after midnight. Winds could gust as high as 17 mph.
Tuesday
Mostly sunny, with a high near 49. East northeast wind 8 to 10 mph, with gusts as high as 17 mph.
Tuesday Night
Mostly cloudy, with a low around 35. East wind 6 to 10 mph, with gusts as high as 18 mph.
Wednesday
Partly sunny, with a high near 67.
Wednesday Night
Mostly cloudy, with a low around 51.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
Mostly cloudy, with a low around 50.
Friday
Partly sunny, with a high near 71.
Friday Night
A chance of showers. Mostly cloudy, with a low around 52.
Saturday
A chance of showers. Partly sunny, with a high near 74.
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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:
4:37 pm CDT Apr 4, 2026
Forecast Valid:
5pm CDT Apr 4, 2026-6pm CDT Apr 11, 2026
 
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