Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Light Rain Fog/Mist

43°F

6°C

Humidity 100%
Wind Speed NE 6 mph
Barometer 29.94 in (1014.0 mb)
Dewpoint 43°F (6°C)
Visibility 5.00 mi
Wind Chill39°F (4°C)
Last update 14 Feb 11:53 pm CST
Extended Forecast for

Mattoon IL

  • Overnight

    Overnight: Rain, mainly before 4am.  Low around 42. East southeast wind around 9 mph becoming northeast. Winds could gust as high as 16 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain

  • Sunday

    Sunday: A 20 percent chance of rain before 7am.  Cloudy through mid morning, then gradual clearing, with a high near 56. North northeast wind 6 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 15 mph.

    High: 56 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. West northwest wind around 5 mph becoming calm  in the evening.

    Low: 36 °F

    Mostly Clear

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 58. Light south southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 18 mph.

    High: 58 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41. South wind around 8 mph, with gusts as high as 16 mph.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 60. South wind 8 to 16 mph, with gusts as high as 26 mph.

    High: 60 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 54. Breezy, with a south southwest wind 16 to 22 mph, with gusts as high as 33 mph.

    Low: 54 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 67. Breezy.

    High: 67 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

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

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain, mainly before 4am. Low around 42. East southeast wind around 9 mph becoming northeast. Winds could gust as high as 16 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
A 20 percent chance of rain before 7am. Cloudy through mid morning, then gradual clearing, with a high near 56. North northeast wind 6 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 15 mph.
Sunday Night
Mostly clear, with a low around 36. West northwest wind around 5 mph becoming calm in the evening.
Washington's Birthday
Partly sunny, with a high near 58. Light south southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
Monday Night
Mostly cloudy, with a low around 41. South wind around 8 mph, with gusts as high as 16 mph.
Tuesday
Mostly cloudy, with a high near 60. South wind 8 to 16 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly cloudy, with a low around 54. Breezy, with a south southwest wind 16 to 22 mph, with gusts as high as 33 mph.
Wednesday
Mostly sunny, with a high near 67. Breezy.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
A 30 percent chance of rain after noon. Mostly sunny, with a high near 64.
Thursday Night
A chance of rain. Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 49.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Partly sunny, with a high near 44.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Mattoon IL
 39.49°N 88.39°W (Elev. 732 ft)
11:37 pm CST Feb 14, 2026
12am CST Feb 15, 2026-6pm CST Feb 21, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database