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.

A Few Clouds

29°F

-2°C

Humidity 82%
Wind Speed S 13 G 21 mph
Barometer 30.06 in (1019.0 mb)
Dewpoint 24°F (-4°C)
Visibility 8.00 mi
Wind Chill19°F (-7°C)
Last update 3 Dec 2:53 pm CST
Extended Forecast for

Greenup IL

  • This Afternoon

    This Afternoon: A 20 percent chance of snow after 5pm. Cloudy, with a high near 33. Southwest wind 6 to 8 mph, with gusts as high as 16 mph.

    High: 33 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: A chance of snow and freezing rain before 1am, then a slight chance of snow between 1am and 3am. Cloudy, with a low around 10. Wind chill values between 2 and 7. West southwest wind 6 to 13 mph becoming north after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 40%.

    Low: 10 °F

    Chance Wintry
    Mix

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 20. Wind chill values between -3 and 7. North wind 5 to 11 mph, with gusts as high as 16 mph.

    High: 20 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 9. Light and variable wind.

    Low: 9 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 32. Calm wind becoming south southwest around 6 mph in the morning.

    High: 32 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 21. South southwest wind around 5 mph.

    Low: 21 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 35. West wind around 6 mph becoming light and variable in the afternoon.

    High: 35 °F

    Partly Sunny

  • Saturday Night

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

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 31.

    High: 31 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A 20 percent chance of snow after 5pm. Cloudy, with a high near 33. Southwest wind 6 to 8 mph, with gusts as high as 16 mph.
Tonight
A chance of snow and freezing rain before 1am, then a slight chance of snow between 1am and 3am. Cloudy, with a low around 10. Wind chill values between 2 and 7. West southwest wind 6 to 13 mph becoming north after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 40%.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 20. Wind chill values between -3 and 7. North wind 5 to 11 mph, with gusts as high as 16 mph.
Thursday Night
Partly cloudy, with a low around 9. Light and variable wind.
Friday
Mostly sunny, with a high near 32. Calm wind becoming south southwest around 6 mph in the morning.
Friday Night
Partly cloudy, with a low around 21. South southwest wind around 5 mph.
Saturday
Partly sunny, with a high near 35. West wind around 6 mph becoming light and variable in the afternoon.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
Mostly cloudy, with a high near 31.
Sunday Night
Mostly cloudy, with a low around 14.
Monday
Mostly sunny, with a high near 28.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
Partly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greenup IL
 39.24°N 88.18°W (Elev. 538 ft)
Last Update:
3:36 pm CST Dec 3, 2025
Forecast Valid:
3pm CST Dec 3, 2025-6pm CST Dec 9, 2025
 
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Additional Resources

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Chance of Precipitation