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

3°F

-16°C

Humidity 76%
Wind Speed W 9 mph
Barometer 30.35 in (1029.1 mb)
Dewpoint -3°F (-19°C)
Visibility 10.00 mi
Wind Chill-11°F (-24°C)
Last update 27 Jan 8:53 pm CST
Extended Forecast for

3 Miles SSE Mattoon IL

Cold Weather Advisory until January 28, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until January 28, 10:00am

    NOW until 10:00am Wed

    Cold Weather Advisory

  • Tonight

    Low: -7 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 18. Wind chill values between -10 and -20. West wind 7 to 13 mph, with gusts as high as 21 mph.

    High: 18 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 0. Wind chill values between -2 and -7. West wind around 6 mph becoming light and variable after midnight.

    Low: 0 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 14. Wind chill values between -7 and 3. North wind 3 to 6 mph.

    High: 14 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -2. North wind 3 to 6 mph.

    Low: -2 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 11. North wind 6 to 9 mph.

    High: 11 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around -2. Northwest wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: -2 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 15.

    High: 15 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around -7. Wind chill values between -10 and -20. West wind around 6 mph.
Wednesday
Mostly sunny, with a high near 18. Wind chill values between -10 and -20. West wind 7 to 13 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 0. Wind chill values between -2 and -7. West wind around 6 mph becoming light and variable after midnight.
Thursday
Mostly cloudy, with a high near 14. Wind chill values between -7 and 3. North wind 3 to 6 mph.
Thursday Night
Mostly cloudy, with a low around -2. North wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 11. North wind 6 to 9 mph.
Friday Night
Partly cloudy, with a low around -2. Northwest wind 6 to 10 mph, with gusts as high as 18 mph.
Saturday
Mostly sunny, with a high near 15.
Saturday Night
Partly cloudy, with a low around 1.
Sunday
Partly sunny, with a high near 19.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 9.
Monday
Mostly cloudy, with a high near 25.
Monday Night
Mostly cloudy, with a low around 11.
Tuesday
Partly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Mattoon IL
 39.44°N 88.36°W (Elev. 768 ft)
Last Update:
8:36 pm CST Jan 27, 2026
Forecast Valid:
9pm CST Jan 27, 2026-6pm CST Feb 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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