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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Lerna IL

Wind Advisory until December 29, 03:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until December 29, 03:00pm

    NOW until 3:00pm Mon

    Wind Advisory

  • Tonight

    Low: 16 °F

    Mostly Cloudy
    and Windy

  • Monday

    Monday: A chance of flurries between noon and 1pm. Partly sunny, with a high near 25. Wind chill values between -4 and 6. Windy, with a west northwest wind 20 to 30 mph, with gusts as high as 47 mph.

    High: 25 °F

    Chance
    Flurries and
    Windy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 14. Wind chill values between 2 and 8. Northwest wind 10 to 16 mph, with gusts as high as 25 mph.

    Low: 14 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 30. Wind chill values between 2 and 12. West wind around 11 mph, with gusts as high as 18 mph.

    High: 30 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24. West southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 35. West northwest wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 35 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 22. West northwest wind around 7 mph.

    Low: 22 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly cloudy, with a low around 16. Wind chill values between zero and 10. Windy, with a west wind around 31 mph, with gusts as high as 48 mph.
Monday
A chance of flurries between noon and 1pm. Partly sunny, with a high near 25. Wind chill values between -4 and 6. Windy, with a west northwest wind 20 to 30 mph, with gusts as high as 47 mph.
Monday Night
Partly cloudy, with a low around 14. Wind chill values between 2 and 8. Northwest wind 10 to 16 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 30. Wind chill values between 2 and 12. West wind around 11 mph, with gusts as high as 18 mph.
Tuesday Night
Partly cloudy, with a low around 24. West southwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Partly sunny, with a high near 35. West northwest wind 7 to 13 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 22. West northwest wind around 7 mph.
New Year's Day
Mostly sunny, with a high near 32.
Thursday Night
Partly cloudy, with a low around 17.
Friday
Mostly sunny, with a high near 35.
Friday Night
Mostly cloudy, with a low around 23.
Saturday
Mostly sunny, with a high near 38.
Saturday Night
Partly cloudy, with a low around 19.
Sunday
Mostly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lerna IL
 39.42°N 88.28°W (Elev. 741 ft)
Last Update:
10:07 pm CST Dec 28, 2025
Forecast Valid:
11pm CST Dec 28, 2025-6pm CST Jan 4, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation