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.

Overcast

28°F

-2°C

Humidity 88%
Wind Speed Calm
Barometer 30.16 in (1022.3 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 2 Feb 6:53 pm CST
Extended Forecast for

Charleston IL

  • Tonight

    Tonight: A 20 percent chance of snow after 3am. Cloudy, with a low around 23. Calm wind becoming northeast around 5 mph after midnight.

    Low: 23 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: A 30 percent chance of snow before noon. Mostly cloudy, with a high near 30. Northeast wind 6 to 10 mph, with gusts as high as 17 mph.

    High: 30 °F

    Chance Snow
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 11. Wind chill values between 4 and 9. North wind around 6 mph.

    Low: 11 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 24. Wind chill values between 3 and 13. North wind 3 to 6 mph.

    High: 24 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 8. Light and variable wind.

    Low: 8 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 30. Light west southwest wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 16 mph.

    High: 30 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. South southwest wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of snow after 3am. Cloudy, with a low around 23. Calm wind becoming northeast around 5 mph after midnight.
Tuesday
A 30 percent chance of snow before noon. Mostly cloudy, with a high near 30. Northeast wind 6 to 10 mph, with gusts as high as 17 mph.
Tuesday Night
Mostly cloudy, with a low around 11. Wind chill values between 4 and 9. North wind around 6 mph.
Wednesday
Partly sunny, with a high near 24. Wind chill values between 3 and 13. North wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 8. Light and variable wind.
Thursday
Partly sunny, with a high near 30. Light west southwest wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 16 mph.
Thursday Night
Partly cloudy, with a low around 24. South southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 38.
Friday Night
Partly cloudy, with a low around 15.
Saturday
Mostly sunny, with a high near 29.
Saturday Night
Partly cloudy, with a low around 16.
Sunday
Mostly sunny, with a high near 34.
Sunday Night
Partly cloudy, with a low around 18.
Monday
Mostly sunny, with a high near 38.
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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:
6:56 pm CST Feb 2, 2026
Forecast Valid:
7pm CST Feb 2, 2026-6pm CST Feb 9, 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