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

30°F

-1°C

Humidity 88%
Wind Speed NW 9 mph
Barometer 30.15 in (1021.4 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 11 Feb 2:53 am CST
Extended Forecast for

3 Miles WNW Mattoon IL

  • Overnight

    Overnight: Mostly clear, with a low around 26. North northwest wind 8 to 10 mph, with gusts as high as 17 mph.

    Low: 26 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 45. North northwest wind 7 to 10 mph, with gusts as high as 16 mph.

    High: 45 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 27. Northwest wind around 6 mph becoming calm in the evening.

    Low: 27 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 45. Calm wind becoming south southwest around 5 mph.

    High: 45 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 27. Light south southeast wind.

    Low: 27 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 49. South wind 3 to 6 mph.

    High: 49 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 31. South wind 3 to 5 mph.

    Low: 31 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly clear, with a low around 26. North northwest wind 8 to 10 mph, with gusts as high as 17 mph.
Wednesday
Sunny, with a high near 45. North northwest wind 7 to 10 mph, with gusts as high as 16 mph.
Wednesday Night
Increasing clouds, with a low around 27. Northwest wind around 6 mph becoming calm in the evening.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 45. Calm wind becoming south southwest around 5 mph.
Thursday Night
Mostly cloudy, with a low around 27. Light south southeast wind.
Friday
Sunny, with a high near 49. South wind 3 to 6 mph.
Friday Night
Partly cloudy, with a low around 31. South wind 3 to 5 mph.
Saturday
Partly sunny, with a high near 50.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 34.
Washington's Birthday
Mostly cloudy, with a high near 55.
Monday Night
Mostly cloudy, with a low around 41.
Tuesday
Mostly cloudy, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Mattoon IL
 39.49°N 88.42°W (Elev. 732 ft)
Last Update:
3:16 am CST Feb 11, 2026
Forecast Valid:
3am CST Feb 11, 2026-6pm CST Feb 17, 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