Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Overcast

71°F

22°C

Humidity 68%
Wind Speed NE 8 mph
Barometer 30.24 in (1023.6 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 24 Sep 3:53 pm CDT
Extended Forecast for

Charleston IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. East wind 3 to 6 mph.

    Low: 58 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 72. Northeast wind 3 to 6 mph.

    High: 72 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 54. Northeast wind 3 to 6 mph.

    Low: 54 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 72. East wind 3 to 5 mph.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 54. Light east northeast wind.

    Low: 54 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 73. Light east northeast wind.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 52. Light east northeast wind.

    Low: 52 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 58. East wind 3 to 6 mph.
Friday
Partly sunny, with a high near 72. Northeast wind 3 to 6 mph.
Friday Night
Mostly cloudy, with a low around 54. Northeast wind 3 to 6 mph.
Saturday
Mostly sunny, with a high near 72. East wind 3 to 5 mph.
Saturday Night
Mostly cloudy, with a low around 54. Light east northeast wind.
Sunday
Mostly sunny, with a high near 73. Light east northeast wind.
Sunday Night
Partly cloudy, with a low around 52. Light east northeast wind.
Monday
Sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 64.
Wednesday
Showers likely. Mostly cloudy, with a high near 77.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 63.
Thursday
A chance of showers. Partly sunny, with a high near 75.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Charleston IL
 39.48°N 88.19°W (Elev. 650 ft)
2:56 pm CDT Sep 24, 2026
4pm CDT Sep 24, 2026-6pm CDT Oct 1, 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