National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Fair

15°F

-9°C

Humidity 64%
Wind Speed W 5 mph
Barometer 30.26 in (1026.2 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 28 Jan 8:53 pm CST
Extended Forecast for

Charleston IL

  • Tonight

    Tonight: Increasing clouds, with a low around -2. Wind chill values between -5 and -10. West wind around 6 mph becoming light and variable after midnight.

    Low: -2 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A chance of flurries after noon. Mostly cloudy, with a high near 16. Wind chill values between -9 and 1. North wind 3 to 6 mph.

    High: 16 °F

    Chance
    Flurries

  • Thursday Night

    Thursday Night: A 20 percent chance of snow. Cloudy, then gradually becoming partly cloudy, with a low around 1. Wind chill values between -3 and -8. North wind around 5 mph becoming calm.

    Low: 1 °F

    Slight Chance
    Snow

  • Friday

    Friday: Mostly sunny, with a high near 14. Wind chill values between -9 and 1. North wind 5 to 8 mph.

    High: 14 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 0. North wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 0 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 17. North northwest wind 8 to 13 mph, with gusts as high as 21 mph.

    High: 17 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 2. Northwest wind 5 to 7 mph, with gusts as high as 15 mph.

    Low: 2 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 21.

    High: 21 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 9.

    Low: 9 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around -2. Wind chill values between -5 and -10. West wind around 6 mph becoming light and variable after midnight.
Thursday
A chance of flurries after noon. Mostly cloudy, with a high near 16. Wind chill values between -9 and 1. North wind 3 to 6 mph.
Thursday Night
A 20 percent chance of snow. Cloudy, then gradually becoming partly cloudy, with a low around 1. Wind chill values between -3 and -8. North wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 14. Wind chill values between -9 and 1. North wind 5 to 8 mph.
Friday Night
Partly cloudy, with a low around 0. North wind 6 to 10 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 17. North northwest wind 8 to 13 mph, with gusts as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 2. Northwest wind 5 to 7 mph, with gusts as high as 15 mph.
Sunday
Mostly sunny, with a high near 21.
Sunday Night
Mostly cloudy, with a low around 9.
Monday
Mostly cloudy, with a high near 28.
Monday Night
Mostly cloudy, with a low around 15.
Tuesday
Mostly cloudy, with a high near 30.
Tuesday Night
A chance of snow. Cloudy, with a low around 21.
Wednesday
A chance of snow. Mostly cloudy, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Charleston IL
 39.5°N 88.19°W (Elev. 650 ft)
Last Update:
9:37 pm CST Jan 28, 2026
Forecast Valid:
9pm CST Jan 28, 2026-6pm CST Feb 4, 2026
 
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