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

57°F

14°C

Humidity 55%
Wind Speed S 8 mph
Barometer 29.99 in (1015.2 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 20 Mar 12:53 am CDT
Extended Forecast for

Mattoon/Charleston, Coles County Memorial Airport IL

  • Overnight

    Overnight: Partly cloudy, with a low around 49. South southwest wind around 11 mph, with gusts as high as 21 mph.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 80. West wind 10 to 16 mph, with gusts as high as 24 mph.

    High: 80 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44. Northwest wind 6 to 9 mph becoming east northeast after midnight. Winds could gust as high as 16 mph.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 77. East wind 6 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. South southwest wind 6 to 11 mph, with gusts as high as 21 mph.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 81. South southwest wind 13 to 17 mph, with gusts as high as 28 mph.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 37. North wind 16 to 18 mph, with gusts as high as 30 mph.

    Low: 37 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 49. South southwest wind around 11 mph, with gusts as high as 21 mph.
Friday
Partly sunny, with a high near 80. West wind 10 to 16 mph, with gusts as high as 24 mph.
Friday Night
Partly cloudy, with a low around 44. Northwest wind 6 to 9 mph becoming east northeast after midnight. Winds could gust as high as 16 mph.
Saturday
Sunny, with a high near 77. East wind 6 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
Mostly clear, with a low around 57. South southwest wind 6 to 11 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 81. South southwest wind 13 to 17 mph, with gusts as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 37. North wind 16 to 18 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 53.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
Partly sunny, with a high near 59.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
Mostly cloudy, with a high near 60.
Wednesday Night
Mostly cloudy, with a low around 47.
Thursday
Mostly sunny, with a high near 72.
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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:
1:26 am CDT Mar 20, 2026
Forecast Valid:
1am CDT Mar 20, 2026-6pm CDT Mar 26, 2026
 
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