News Headlines
Hazardous Weather Conditions
Current conditions at
Mattoon / Charleston, Coles County Memorial Airport (KMTO)
Lat: 39.48°NLon: 88.28°WElev: 722ft.
Fair
44°F
7°C
| Humidity | 83% |
| Wind Speed | S 6 mph |
| Barometer | 30.38 in (1029.0 mb) |
| Dewpoint | 39°F (4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 41°F (5°C) |
| Last update | 18 Oct 11:53 pm CDT |
Extended Forecast for
3 Miles SSW Sullivan IL
Overnight
Low: 38 °F
Clear
Monday
High: 72 °F
Sunny
Monday Night
Low: 40 °F
Mostly Clear
Tuesday
High: 74 °F
Sunny
Tuesday Night
Low: 45 °F
Mostly Clear
Wednesday
High: 75 °F
Sunny
Wednesday Night
Low: 46 °F
Clear
Thursday
High: 75 °F
Sunny
Thursday Night
Low: 49 °F
Clear
Detailed Forecast
Overnight
Clear, with a low around 38. Calm wind.
Monday
Sunny, with a high near 72. Calm wind.
Monday Night
Mostly clear, with a low around 40. Calm wind.
Tuesday
Sunny, with a high near 74. Calm wind.
Tuesday Night
Mostly clear, with a low around 45. Calm wind.
Wednesday
Sunny, with a high near 75. Calm wind.
Wednesday Night
Clear, with a low around 46. Calm wind.
Thursday
Sunny, with a high near 75.
Thursday Night
Clear, with a low around 49.
Friday
Sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 76.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles SSW Sullivan IL
39.54°N 88.61°W (Elev. 600 ft)
39.54°N 88.61°W (Elev. 600 ft)
12:31 am CDT Oct 19, 2026
12am CDT Oct 19, 2026-6pm CDT Oct 25, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
