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.

Overcast

44°F

7°C

Humidity 55%
Wind Speed SE 8 mph
Barometer 30.03 in (1017.2 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 12 Mar 9:53 pm CDT
Extended Forecast for

Mattoon IL

Wind Advisory until March 13, 04:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until March 13, 04:00pm

    NOW until 4:00pm Fri

    Wind Advisory

  • Tonight

    Low: 41 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Friday

    Friday: Partly sunny, with a high near 54. Breezy, with a west wind 20 to 24 mph, with gusts as high as 46 mph.

    High: 54 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 32. West northwest wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 18 mph.

    Low: 32 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 55. East southeast wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 55 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 47. East southeast wind 10 to 14 mph, with gusts as high as 25 mph.

    Low: 47 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain, then rain and possibly a thunderstorm after 1pm. High near 66. Breezy, with a south wind 17 to 22 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 66 °F

    Breezy.
    Chance Rain
    then Rain

  • Sunday Night

    Sunday Night: Rain before 1am, then rain and snow likely. Some thunder is also possible. Low around 21. Blustery, with a south southwest wind 24 to 28 mph becoming west northwest after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 21 °F

    Rain and
    Breezy then
    Rain/Snow and
    Blustery

  • Monday

    Monday: A 30 percent chance of snow before 1pm. Mostly cloudy, with a high near 25. Blustery.

    High: 25 °F

    Chance Snow
    and Blustery

Detailed Forecast

Tonight
Mostly cloudy, with a low around 41. Breezy, with a south southwest wind 14 to 24 mph, with gusts as high as 43 mph.
Friday
Partly sunny, with a high near 54. Breezy, with a west wind 20 to 24 mph, with gusts as high as 46 mph.
Friday Night
Mostly cloudy, with a low around 32. West northwest wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 18 mph.
Saturday
Mostly cloudy, with a high near 55. East southeast wind 6 to 11 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 47. East southeast wind 10 to 14 mph, with gusts as high as 25 mph.
Sunday
A chance of rain, then rain and possibly a thunderstorm after 1pm. High near 66. Breezy, with a south wind 17 to 22 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Rain before 1am, then rain and snow likely. Some thunder is also possible. Low around 21. Blustery, with a south southwest wind 24 to 28 mph becoming west northwest after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
A 30 percent chance of snow before 1pm. Mostly cloudy, with a high near 25. Blustery.
Monday Night
Partly cloudy, with a low around 9. Blustery.
Tuesday
Mostly sunny, with a high near 27.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 19.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mattoon IL
 39.49°N 88.36°W (Elev. 722 ft)
Last Update:
10:36 pm CDT Mar 12, 2026
Forecast Valid:
10pm CDT Mar 12, 2026-6pm CDT Mar 19, 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