Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Fair

56°F

13°C

Humidity 34%
Wind Speed E 15 mph
Barometer 29.97 in (1014.9 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 14 Mar 4:53 pm CDT
Extended Forecast for

Mattoon/Charleston, Coles County Memorial Airport IL

Wind Advisory March 15, 10:00am until March 16, 07:00am
Click here for hazard details and duration
Wind Advisory
  • Tonight

    Tonight: Mostly cloudy, with a low around 46. East southeast wind 10 to 15 mph, with gusts as high as 28 mph.

    Low: 46 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 5pm, then showers likely and possibly a thunderstorm after 5pm.  Mostly cloudy, with a high near 65. Windy, with a south wind 20 to 30 mph, with gusts as high as 55 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Showers
    Likely and
    Windy

  • Sunday Night

    Sunday Night: Rain showers before 11pm, then rain and snow showers between 11pm and 1am, then a chance of snow after 1am. Some thunder is also possible.  Low around 22. Breezy, with a west wind 24 to 26 mph, with gusts as high as 45 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Rain/Snow and
    Breezy

  • Monday

    Monday: A 30 percent chance of snow before 1pm.  Cloudy, with a high near 27. Breezy, with a west northwest wind around 26 mph, with gusts as high as 45 mph.

    High: 27 °F

    Chance Snow
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 12. Blustery, with a west northwest wind 14 to 20 mph, with gusts as high as 32 mph.

    Low: 12 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 30. West northwest wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 30 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow after 1am.  Mostly cloudy, with a low around 25. South wind 5 to 10 mph increasing to 11 to 16 mph after midnight. Winds could gust as high as 26 mph.

    Low: 25 °F

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 46. East southeast wind 10 to 15 mph, with gusts as high as 28 mph.
Sunday
A slight chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 65. Windy, with a south wind 20 to 30 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Rain showers before 11pm, then rain and snow showers between 11pm and 1am, then a chance of snow after 1am. Some thunder is also possible. Low around 22. Breezy, with a west wind 24 to 26 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday
A 30 percent chance of snow before 1pm. Cloudy, with a high near 27. Breezy, with a west northwest wind around 26 mph, with gusts as high as 45 mph.
Monday Night
Mostly cloudy, with a low around 12. Blustery, with a west northwest wind 14 to 20 mph, with gusts as high as 32 mph.
Tuesday
Mostly sunny, with a high near 30. West northwest wind 7 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
A 50 percent chance of snow after 1am. Mostly cloudy, with a low around 25. South wind 5 to 10 mph increasing to 11 to 16 mph after midnight. Winds could gust as high as 26 mph.
Wednesday
Mostly sunny, with a high near 55.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 67.
Friday Night
Mostly cloudy, with a low around 45.
Saturday
Partly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Mattoon/Charleston, Coles County Memorial Airport IL
 39.46°N 88.28°W (Elev. 679 ft)
4:36 pm CDT Mar 14, 2026
5pm CDT Mar 14, 2026-6pm CDT Mar 21, 2026
 
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Additional Resources

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