Hazardous Weather Conditions
Current conditions at
Mattoon / Charleston, Coles County Memorial Airport (KMTO)
Lat: 39.48°NLon: 88.28°WElev: 722ft.
Fair
4°F
-16°C
| Humidity | 91% |
| Wind Speed | W 3 mph |
| Barometer | 30.37 in (1029.8 mb) |
| Dewpoint | 2°F (-17°C) |
| Visibility | 10.00 mi |
| Last update | 1 Feb 6:53 am CST |
Extended Forecast for
Sullivan IL
Today
High: 23 °F
Partly Sunny
then Slight
Chance SnowTonight
Low: 16 °F
Chance Snow
Monday
High: 31 °F
Mostly Cloudy
Monday Night
Low: 19 °F
Mostly Cloudy
Tuesday
High: 28 °F
Mostly Cloudy
Tuesday Night
Low: 10 °F
Mostly Cloudy
Wednesday
High: 24 °F
Mostly Sunny
Wednesday Night
Low: 6 °F
Partly Cloudy
Thursday
High: 31 °F
Partly Sunny
Detailed Forecast
Today
A 20 percent chance of snow after 4pm. Partly sunny, with a high near 23. Wind chill values between -1 and 9. Calm wind becoming south 5 to 9 mph in the morning.
Tonight
A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 16. South wind around 7 mph.
Monday
Mostly cloudy, with a high near 31. West southwest wind 5 to 7 mph.
Monday Night
Mostly cloudy, with a low around 19. Light and variable wind.
Tuesday
Mostly cloudy, with a high near 28. North wind 5 to 7 mph.
Tuesday Night
Mostly cloudy, with a low around 10. North wind around 6 mph.
Wednesday
Mostly sunny, with a high near 24. North wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 6.
Thursday
Partly sunny, with a high near 31.
Thursday Night
Mostly cloudy, with a low around 23.
Friday
Partly sunny, with a high near 37.
Friday Night
Mostly cloudy, with a low around 14.
Saturday
Mostly sunny, with a high near 24.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Sullivan IL
39.59°N 88.61°W (Elev. 669 ft)
39.59°N 88.61°W (Elev. 669 ft)
6:36 am CST Feb 1, 2026
7am CST Feb 1, 2026-6pm CST Feb 7, 2026
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