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Hazardous Weather Conditions

Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Mostly Cloudy

73°F

23°C

Humidity 94%
Wind Speed SW 9 mph
Barometer 29.88 in (1011.4 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 15 Oct 7:53 pm CDT
Extended Forecast for

Mattoon IL

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am. Increasing clouds, with a low around 48. Breezy, with a southwest wind 11 to 21 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    Showers and
    Breezy

  • Friday

    Friday: A 30 percent chance of showers, mainly after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 55. Northwest wind around 18 mph, with gusts as high as 32 mph.

    High: 55 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38. North wind 11 to 17 mph, with gusts as high as 29 mph.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 59. North northeast wind 3 to 8 mph. Winds could gust as high as 15 mph.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Areas of frost after 4am. Otherwise, clear, with a low around 35. Light east southeast wind.

    Low: 35 °F

    Clear then
    Areas Frost

  • Sunday

    Sunday: Areas of frost before 8am. Otherwise, sunny, with a high near 67. South wind 3 to 7 mph.

    High: 67 °F

    Areas Frost
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38. Light south wind.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am. Increasing clouds, with a low around 48. Breezy, with a southwest wind 11 to 21 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 40%.
Friday
A 30 percent chance of showers, mainly after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 55. Northwest wind around 18 mph, with gusts as high as 32 mph.
Friday Night
Partly cloudy, with a low around 38. North wind 11 to 17 mph, with gusts as high as 29 mph.
Saturday
Sunny, with a high near 59. North northeast wind 3 to 8 mph. Winds could gust as high as 15 mph.
Saturday Night
Areas of frost after 4am. Otherwise, clear, with a low around 35. Light east southeast wind.
Sunday
Areas of frost before 8am. Otherwise, sunny, with a high near 67. South wind 3 to 7 mph.
Sunday Night
Mostly clear, with a low around 38. Light south wind.
Monday
Mostly sunny, with a high near 71.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mattoon IL
 39.49°N 88.39°W (Elev. 732 ft)
Last Update:
8:01 pm CDT Oct 15, 2026
Forecast Valid:
8pm CDT Oct 15, 2026-6pm CDT Oct 22, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation