Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Fair

69°F

21°C

Humidity 57%
Wind Speed S 12 mph
Barometer 29.75 in (1007.0 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 21 Mar 11:53 pm CDT
Extended Forecast for

3 Miles WNW Mattoon IL

  • Overnight

    Overnight: Mostly clear, with a low around 61. South southwest wind 10 to 14 mph, with gusts as high as 22 mph.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of rain and thunderstorms after 5pm.  Increasing clouds, with a high near 80. Breezy, with a south southwest wind 13 to 21 mph becoming north in the afternoon. Winds could gust as high as 29 mph.

    High: 80 °F

    Sunny then
    Slight Chance
    T-storms and
    Breezy

  • Sunday Night

    Sunday Night: A slight chance of rain and thunderstorms before 7pm, then a slight chance of rain between 7pm and 9pm.  Partly cloudy, with a low around 33. Breezy, with a north wind 20 to 25 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 38 mph.  Chance of precipitation is 20%.

    Low: 33 °F

    Breezy.
    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 51. North wind 9 to 11 mph, with gusts as high as 18 mph.

    High: 51 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 34. East northeast wind around 6 mph.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59. South wind 6 to 9 mph.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 42. South southeast wind around 7 mph.

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 66.

    High: 66 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 61. South southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Sunday
A 20 percent chance of rain and thunderstorms after 5pm. Increasing clouds, with a high near 80. Breezy, with a south southwest wind 13 to 21 mph becoming north in the afternoon. Winds could gust as high as 29 mph.
Sunday Night
A slight chance of rain and thunderstorms before 7pm, then a slight chance of rain between 7pm and 9pm. Partly cloudy, with a low around 33. Breezy, with a north wind 20 to 25 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 51. North wind 9 to 11 mph, with gusts as high as 18 mph.
Monday Night
Mostly cloudy, with a low around 34. East northeast wind around 6 mph.
Tuesday
Mostly sunny, with a high near 59. South wind 6 to 9 mph.
Tuesday Night
Mostly cloudy, with a low around 42. South southeast wind around 7 mph.
Wednesday
Mostly cloudy, with a high near 66.
Wednesday Night
Mostly cloudy, with a low around 52.
Thursday
Mostly sunny, with a high near 76.
Thursday Night
A chance of rain and thunderstorms. Partly cloudy, with a low around 40.
Friday
A chance of rain. Partly sunny, with a high near 51.
Friday Night
Mostly cloudy, with a low around 33.
Saturday
Mostly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Mattoon IL
 39.49°N 88.42°W (Elev. 732 ft)
12:01 am CDT Mar 22, 2026
12am CDT Mar 22, 2026-6pm CDT Mar 28, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database