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

33°F

1°C

Humidity 82%
Wind Speed SW 9 mph
Barometer 29.67 in (1005.5 mb)
Dewpoint 28°F (-2°C)
Visibility 8.00 mi
Wind Chill25°F (-4°C)
Last update 6 Feb 7:53 am CST
Extended Forecast for

Lerna IL

  • Today

    Today: Mostly cloudy, with a high near 37. Breezy, with a north northwest wind 14 to 21 mph, with gusts as high as 36 mph.

    High: 37 °F

    Mostly Cloudy
    and Breezy

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 12. Wind chill values between 3 and 8. North wind 8 to 14 mph, with gusts as high as 23 mph.

    Low: 12 °F

    Gradual
    Clearing

  • Saturday

    Saturday: Sunny, with a high near 26. Wind chill values between 3 and 13. North wind 5 to 7 mph becoming calm in the afternoon.

    High: 26 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 18. Light southeast wind becoming south southeast 5 to 10 mph in the evening. Winds could gust as high as 18 mph.

    Low: 18 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 37. South southeast wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 37 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25. Southeast wind around 6 mph.

    Low: 25 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 47. South southeast wind around 6 mph becoming southwest in the afternoon.

    High: 47 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of rain after noon. Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Today
Mostly cloudy, with a high near 37. Breezy, with a north northwest wind 14 to 21 mph, with gusts as high as 36 mph.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 12. Wind chill values between 3 and 8. North wind 8 to 14 mph, with gusts as high as 23 mph.
Saturday
Sunny, with a high near 26. Wind chill values between 3 and 13. North wind 5 to 7 mph becoming calm in the afternoon.
Saturday Night
Mostly cloudy, with a low around 18. Light southeast wind becoming south southeast 5 to 10 mph in the evening. Winds could gust as high as 18 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 37. South southeast wind 7 to 10 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 25. Southeast wind around 6 mph.
Monday
Sunny, with a high near 47. South southeast wind around 6 mph becoming southwest in the afternoon.
Monday Night
Mostly clear, with a low around 34.
Tuesday
A 30 percent chance of rain after noon. Mostly cloudy, with a high near 54.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 35.
Wednesday
Partly sunny, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Mostly cloudy, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lerna IL
 39.42°N 88.28°W (Elev. 741 ft)
Last Update:
6:52 am CST Feb 6, 2026
Forecast Valid:
8am CST Feb 6, 2026-6pm CST Feb 12, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation