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

36°F

2°C

Humidity 64%
Wind Speed S 12 mph
Barometer 29.95 in (1014.8 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 10 Feb 12:53 am CST
Extended Forecast for

Greenup IL

  • Overnight

    Overnight: Mostly clear, with a low around 31. South southwest wind around 10 mph, with gusts as high as 16 mph.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 54. South southwest wind 8 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.

    High: 54 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 28. North northwest wind 6 to 8 mph, with gusts as high as 16 mph.

    Low: 28 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 43. Northwest wind 5 to 8 mph.

    High: 43 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 27. Light and variable wind.

    Low: 27 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Cloudy, with a high near 42. Calm wind becoming southeast around 5 mph.

    High: 42 °F

    Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 29. East wind 3 to 5 mph.

    Low: 29 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 31. South southwest wind around 10 mph, with gusts as high as 16 mph.
Tuesday
Mostly sunny, with a high near 54. South southwest wind 8 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 28. North northwest wind 6 to 8 mph, with gusts as high as 16 mph.
Wednesday
Sunny, with a high near 43. Northwest wind 5 to 8 mph.
Wednesday Night
Increasing clouds, with a low around 27. Light and variable wind.
Thursday
Cloudy, with a high near 42. Calm wind becoming southeast around 5 mph.
Thursday Night
Mostly cloudy, with a low around 29. East wind 3 to 5 mph.
Friday
Partly sunny, with a high near 43.
Friday Night
Mostly cloudy, with a low around 30.
Saturday
A 50 percent chance of rain. Cloudy, with a high near 45.
Saturday Night
Rain. Cloudy, with a low around 35.
Sunday
Rain likely. Mostly cloudy, with a high near 48.
Sunday Night
Partly cloudy, with a low around 32.
Washington's Birthday
Mostly sunny, with a high near 52.
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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:
12:36 am CST Feb 10, 2026
Forecast Valid:
1am CST Feb 10, 2026-6pm CST Feb 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation