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.

Fair

25°F

-4°C

Humidity 88%
Wind Speed N 10 mph
Barometer 30.22 in (1023.8 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 1 Mar 2:53 am CST
Extended Forecast for

4 Miles WSW Casey IL

  • Overnight

    Overnight: Mostly clear, with a low around 26. North northeast wind around 14 mph, with gusts as high as 23 mph.

    Low: 26 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly cloudy, with a high near 44. Northeast wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 44 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Snow before 4am, then snow likely, possibly mixed with freezing rain. Low around 29. East wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow accumulation of 1 to 2 inches possible.

    Low: 29 °F

    Snow Likely
    then Wintry
    Mix

  • Monday

    Monday: A chance of snow and freezing rain before 8am, then a chance of rain between 8am and 9am. Cloudy, with a high near 42. East wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 42 °F

    Chance Wintry
    Mix then
    Cloudy

  • Monday Night

    Monday Night: Rain likely, mainly after midnight. Cloudy, with a low around 39. East wind 6 to 8 mph, with gusts as high as 16 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Chance Rain
    then Rain
    Likely

  • Tuesday

    Tuesday: Showers. High near 59. South wind 8 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 59 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers. Low around 53. South wind 7 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Showers

  • Wednesday

    Wednesday: Showers. High near 65. Chance of precipitation is 80%.

    High: 65 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 52. Chance of precipitation is 70%.

    Low: 52 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 26. North northeast wind around 14 mph, with gusts as high as 23 mph.
Sunday
Mostly cloudy, with a high near 44. Northeast wind 10 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Snow before 4am, then snow likely, possibly mixed with freezing rain. Low around 29. East wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow accumulation of 1 to 2 inches possible.
Monday
A chance of snow and freezing rain before 8am, then a chance of rain between 8am and 9am. Cloudy, with a high near 42. East wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday Night
Rain likely, mainly after midnight. Cloudy, with a low around 39. East wind 6 to 8 mph, with gusts as high as 16 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Showers. High near 59. South wind 8 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Showers. Low around 53. South wind 7 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Showers. High near 65. Chance of precipitation is 80%.
Wednesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 52. Chance of precipitation is 70%.
Thursday
Showers likely. Mostly cloudy, with a high near 65. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 55.
Friday
Showers likely. Mostly cloudy, with a high near 70.
Friday Night
Showers likely. Mostly cloudy, with a low around 52.
Saturday
Showers likely. Cloudy, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Casey IL
 39.28°N 88.06°W (Elev. 600 ft)
Last Update:
2:57 am CST Mar 1, 2026
Forecast Valid:
3am CST Mar 1, 2026-6pm CST Mar 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation