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

48°F

9°C

Humidity 89%
Wind Speed Calm
Barometer 30.04 in (1017.1 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 10 Nov 8:53 pm CST
Extended Forecast for

Greenup IL

  • Tonight

    Tonight: Increasing clouds, with a low around 43. Calm wind.

    Low: 43 °F

    Increasing
    Clouds

  • Veterans Day

    Veterans Day: A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 2pm. Mostly sunny, with a high near 67. Light and variable wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 20%.

    High: 67 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 40. North northwest wind 11 to 14 mph, with gusts as high as 22 mph.

    Low: 40 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 50. North northwest wind 11 to 16 mph, with gusts as high as 23 mph.

    High: 50 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 29. North northwest wind 8 to 13 mph, with gusts as high as 21 mph.

    Low: 29 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 45. Northwest wind 8 to 13 mph, with gusts as high as 18 mph.

    High: 45 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24. Northwest wind 3 to 6 mph.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 43. Calm wind.
Veterans Day
A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 2pm. Mostly sunny, with a high near 67. Light and variable wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 40. North northwest wind 11 to 14 mph, with gusts as high as 22 mph.
Thursday
Partly sunny, with a high near 50. North northwest wind 11 to 16 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 29. North northwest wind 8 to 13 mph, with gusts as high as 21 mph.
Friday
Mostly sunny, with a high near 45. Northwest wind 8 to 13 mph, with gusts as high as 18 mph.
Friday Night
Mostly clear, with a low around 24. Northwest wind 3 to 6 mph.
Saturday
Sunny, with a high near 48.
Saturday Night
Mostly clear, with a low around 26.
Sunday
Sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 30.
Monday
Mostly sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 30.
Tuesday
Sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greenup IL
 39.24°N 88.15°W (Elev. 587 ft)
Last Update:
7:11 pm CST Nov 10, 2026
Forecast Valid:
9pm CST Nov 10, 2026-6pm CST Nov 17, 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