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

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Fog/Mist

13°F

-11°C

Humidity 96%
Wind Speed NW 3 mph
Barometer 30.29 in (1026.8 mb)
Dewpoint 12°F (-11°C)
Visibility 3.00 mi
Last update 4 Feb 12:53 am CST
Extended Forecast for

Casey IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 16. North northeast wind around 8 mph, with gusts as high as 17 mph.

    Low: 16 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 25. North northeast wind 7 to 10 mph, with gusts as high as 16 mph.

    High: 25 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 8. North northwest wind around 5 mph becoming calm in the evening.

    Low: 8 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 29. Wind chill values between 4 and 14. Light southwest wind becoming south southwest 8 to 13 mph in the morning. Winds could gust as high as 18 mph.

    High: 29 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. South wind around 10 mph becoming west after midnight. Winds could gust as high as 21 mph.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 40. West wind 10 to 17 mph becoming north northwest in the afternoon. Winds could gust as high as 26 mph.

    High: 40 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 19. North northwest wind 6 to 11 mph becoming northeast after midnight. Winds could gust as high as 21 mph.

    Low: 19 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 16. North northeast wind around 8 mph, with gusts as high as 17 mph.
Wednesday
Partly sunny, with a high near 25. North northeast wind 7 to 10 mph, with gusts as high as 16 mph.
Wednesday Night
Partly cloudy, with a low around 8. North northwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly cloudy, with a high near 29. Wind chill values between 4 and 14. Light southwest wind becoming south southwest 8 to 13 mph in the morning. Winds could gust as high as 18 mph.
Thursday Night
Partly cloudy, with a low around 24. South wind around 10 mph becoming west after midnight. Winds could gust as high as 21 mph.
Friday
Partly sunny, with a high near 40. West wind 10 to 17 mph becoming north northwest in the afternoon. Winds could gust as high as 26 mph.
Friday Night
Mostly cloudy, with a low around 19. North northwest wind 6 to 11 mph becoming northeast after midnight. Winds could gust as high as 21 mph.
Saturday
Mostly sunny, with a high near 30.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
Partly sunny, with a high near 36.
Sunday Night
Partly cloudy, with a low around 19.
Monday
Mostly sunny, with a high near 38.
Monday Night
Mostly cloudy, with a low around 26.
Tuesday
Partly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Casey IL
 39.3°N 88°W (Elev. 643 ft)
Last Update:
12:36 am CST Feb 4, 2026
Forecast Valid:
12am CST Feb 4, 2026-6pm CST Feb 10, 2026
 
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Additional Resources

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Chance of Precipitation