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

40°F

4°C

Humidity 60%
Wind Speed S 7 mph
Barometer 30.12 in (1020.4 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 12 Jan 8:53 pm CST
Extended Forecast for

3 Miles SE Greenup IL

  • Tonight

    Tonight: Mostly clear, with a low around 32. South southwest wind 7 to 9 mph, with gusts as high as 18 mph.

    Low: 32 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. West southwest wind 10 to 17 mph, with gusts as high as 28 mph.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 38. West wind 7 to 11 mph, with gusts as high as 21 mph.

    Low: 38 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a temperature falling to around 28 by 5pm. Breezy, with a northwest wind 13 to 23 mph, with gusts as high as 34 mph.

    High: 38 °F⇓

    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 15. North northwest wind 13 to 18 mph, with gusts as high as 30 mph.

    Low: 15 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 28. Northwest wind 7 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 28 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 20. South southwest wind 6 to 14 mph, with gusts as high as 22 mph.

    Low: 20 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of snow after noon. Mostly cloudy, with a high near 38.

    High: 38 °F

    Mostly Cloudy
    then Chance
    Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 32. South southwest wind 7 to 9 mph, with gusts as high as 18 mph.
Tuesday
Mostly sunny, with a high near 56. West southwest wind 10 to 17 mph, with gusts as high as 28 mph.
Tuesday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 38. West wind 7 to 11 mph, with gusts as high as 21 mph.
Wednesday
Mostly cloudy, with a temperature falling to around 28 by 5pm. Breezy, with a northwest wind 13 to 23 mph, with gusts as high as 34 mph.
Wednesday Night
Partly cloudy, with a low around 15. North northwest wind 13 to 18 mph, with gusts as high as 30 mph.
Thursday
Sunny, with a high near 28. Northwest wind 7 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 20. South southwest wind 6 to 14 mph, with gusts as high as 22 mph.
Friday
A 30 percent chance of snow after noon. Mostly cloudy, with a high near 38.
Friday Night
Mostly cloudy, with a low around 17.
Saturday
Mostly cloudy, with a high near 26.
Saturday Night
Mostly cloudy, with a low around 7.
Sunday
Mostly sunny, with a high near 21.
Sunday Night
Partly cloudy, with a low around 10.
M.L.King Day
Mostly sunny, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Greenup IL
 39.21°N 88.12°W (Elev. 551 ft)
Last Update:
9:36 pm CST Jan 12, 2026
Forecast Valid:
9pm CST Jan 12, 2026-6pm CST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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