Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48° N Lon: 88.28° W Elev: 722 ft.

Fair

93°F

34°C

Humidity 47%
Wind Speed S 5 mph
Barometer 29.93 in (1012.7 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 3 Sep 5:53 pm CDT
Detailed forecast for

Cumberland County

Tonight
Clear. Lows in the mid 70s. South winds around 5 mph.
Friday
Sunny, hot with highs in the upper 90s. Southwest winds around 5 mph. Heat index values up to 104.
Friday Night
Mostly clear. Lows in the mid 70s. Southwest winds around 5 mph in the evening, becoming light and variable.
Saturday
Sunny, hot with highs in the mid 90s. Northwest winds around 5 mph. Heat index values up to 104.
Saturday Night
Mostly clear. Humid with lows in the upper 60s. Northeast winds around 5 mph.
Sunday Through Monday Night
Mostly clear. Highs in the upper 80s. Lows in the lower 60s.
Tuesday Through Wednesday Night
Mostly clear. Hot. Highs in the mid 90s. Lows in the lower 70s.
Thursday
Mostly sunny. Highs in the lower 90s.



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537 PM CDT Thu Sep 3 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database