Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Fog/Mist

18°F

-8°C

Humidity 88%
Wind Speed N 5 mph
Barometer 30.26 in (1025.7 mb)
Dewpoint 15°F (-9°C)
Visibility 4.00 mi
Wind Chill11°F (-12°C)
Last update 3 Feb 8:53 pm CST
Extended Forecast for

Charleston IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 14. Wind chill values between 5 and 10. North northeast wind 7 to 9 mph, with gusts as high as 16 mph.

    Low: 14 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 24. Wind chill values between 5 and 15. North northeast wind 6 to 10 mph, with gusts as high as 16 mph.

    High: 24 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 9. Wind chill values between 2 and 7. Light and variable wind.

    Low: 9 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 29. Wind chill values between 4 and 14. Light south southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 29 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. South wind around 9 mph becoming west after midnight. Winds could gust as high as 22 mph.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 39. West wind 10 to 16 mph becoming north northwest in the afternoon. Winds could gust as high as 28 mph.

    High: 39 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18. North northwest wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 21 mph.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 30.

    High: 30 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 14. Wind chill values between 5 and 10. North northeast wind 7 to 9 mph, with gusts as high as 16 mph.
Wednesday
Mostly sunny, with a high near 24. Wind chill values between 5 and 15. North northeast wind 6 to 10 mph, with gusts as high as 16 mph.
Wednesday Night
Partly cloudy, with a low around 9. Wind chill values between 2 and 7. Light and variable wind.
Thursday
Mostly cloudy, with a high near 29. Wind chill values between 4 and 14. Light south southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Thursday Night
Partly cloudy, with a low around 24. South wind around 9 mph becoming west after midnight. Winds could gust as high as 22 mph.
Friday
Partly sunny, with a high near 39. West wind 10 to 16 mph becoming north northwest in the afternoon. Winds could gust as high as 28 mph.
Friday Night
Mostly cloudy, with a low around 18. North northwest wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 21 mph.
Saturday
Sunny, with a high near 30.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
Partly sunny, with a high near 36.
Sunday Night
Partly cloudy, with a low around 18.
Monday
Mostly sunny, with a high near 38.
Monday Night
Mostly cloudy, with a low around 26.
Tuesday
Partly sunny, 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)
8:37 pm CST Feb 3, 2026
9pm CST Feb 3, 2026-6pm CST Feb 10, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database