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.

Mostly Cloudy

35°F

2°C

Humidity 76%
Wind Speed Calm
Barometer 30.29 in (1026.4 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 12 Feb 8:53 am CST
Extended Forecast for

4 Miles WSW Casey IL

  • Today

    Today: Mostly cloudy, with a high near 46. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 46 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. Calm wind becoming southeast around 5 mph after midnight.

    Low: 28 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, then gradually becoming sunny, with a high near 52. Light south southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 52 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 32. South wind around 5 mph becoming calm in the evening.

    Low: 32 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 30 percent chance of rain after noon. Cloudy, with a high near 50. Southeast wind 3 to 7 mph.

    High: 50 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Rain likely. Cloudy, with a low around 40. East southeast wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 40 °F

    Rain Likely

  • Sunday

    Sunday: A 30 percent chance of rain before noon. Mostly sunny, with a high near 55. North northeast wind 7 to 10 mph, with gusts as high as 15 mph.

    High: 55 °F

    Chance Rain
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 46. Calm wind becoming west southwest around 6 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 28. Calm wind becoming southeast around 5 mph after midnight.
Friday
Partly sunny, then gradually becoming sunny, with a high near 52. Light south southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Friday Night
Increasing clouds, with a low around 32. South wind around 5 mph becoming calm in the evening.
Saturday
A 30 percent chance of rain after noon. Cloudy, with a high near 50. Southeast wind 3 to 7 mph.
Saturday Night
Rain likely. Cloudy, with a low around 40. East southeast wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
A 30 percent chance of rain before noon. Mostly sunny, with a high near 55. North northeast wind 7 to 10 mph, with gusts as high as 15 mph.
Sunday Night
Mostly clear, with a low around 32.
Washington's Birthday
Mostly sunny, with a high near 56.
Monday Night
Mostly cloudy, with a low around 40.
Tuesday
Cloudy, with a high near 60.
Tuesday Night
Mostly cloudy, with a low around 51.
Wednesday
Mostly cloudy, with a high near 62. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Casey IL
 39.28°N 88.06°W (Elev. 600 ft)
Last Update:
6:36 am CST Feb 12, 2026
Forecast Valid:
8am CST Feb 12, 2026-6pm CST Feb 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation