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.

Overcast

49°F

9°C

Humidity 80%
Wind Speed N 17 G 29 mph
Barometer 29.83 in (1010.1 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 11 Nov 9:53 pm CST
Extended Forecast for

Mattoon IL

  • Tonight

    Tonight: Partly cloudy, with a low around 40. North northwest wind 8 to 17 mph, with gusts as high as 25 mph.

    Low: 40 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers between 11am and 5pm. Mostly cloudy, with a high near 48. North northwest wind 8 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    High: 48 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 31. North northwest wind 13 to 16 mph, with gusts as high as 25 mph.

    Low: 31 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 44. North northwest wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 44 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 26. North northwest wind 5 to 7 mph.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 46. North northwest wind around 6 mph becoming calm in the afternoon.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 40. North northwest wind 8 to 17 mph, with gusts as high as 25 mph.
Thursday
A slight chance of showers between 11am and 5pm. Mostly cloudy, with a high near 48. North northwest wind 8 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 31. North northwest wind 13 to 16 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 44. North northwest wind 8 to 13 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 26. North northwest wind 5 to 7 mph.
Saturday
Sunny, with a high near 46. North northwest wind around 6 mph becoming calm in the afternoon.
Saturday Night
Mostly clear, with a low around 25. Calm wind.
Sunday
Sunny, with a high near 50.
Sunday Night
Mostly clear, with a low around 27.
Monday
Sunny, with a high near 50.
Monday Night
Mostly clear, with a low around 28.
Tuesday
Sunny, with a high near 52.
Tuesday Night
Clear, with a low around 28.
Wednesday
Sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mattoon IL
 39.47°N 88.36°W (Elev. 728 ft)
Last Update:
7:46 pm CST Nov 11, 2026
Forecast Valid:
9pm CST Nov 11, 2026-6pm CST Nov 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation