Hazardous Weather Conditions
Current conditions at
Mattoon / Charleston, Coles County Memorial Airport (KMTO)
Lat: 39.48°NLon: 88.28°WElev: 722ft.
A Few Clouds
32°F
0°C
| Humidity | 88% |
| Wind Speed | SE 8 mph |
| Barometer | 29.96 in (1015.2 mb) |
| Dewpoint | 29°F (-2°C) |
| Visibility | 8.00 mi |
| Wind Chill | 25°F (-4°C) |
| Last update | 6 Dec 9:53 pm CST |
Extended Forecast for
5 Miles S Sullivan IL
Winter Weather Advisory until December 7, 06:00am
NOW until 6:00am Sun
Winter Weather Advisory
Tonight
Low: 27 °F⇑
Cloudy then
Chance Rain
and Patchy
FogSunday
High: 35 °F
Chance Rain
and Patchy
Fog then
CloudySunday Night
Low: 15 °F
Mostly Cloudy
Monday
High: 26 °F
Mostly Sunny
Monday Night
Low: 17 °F
Partly Cloudy
Tuesday
High: 42 °F
Partly Sunny
Tuesday Night
Low: 35 °F
Mostly Cloudy
then Chance
RainWednesday
High: 42 °F
Mostly Cloudy
Detailed Forecast
Tonight
A 30 percent chance of rain after 4am. Patchy fog after 1am. Otherwise, cloudy, with a temperature rising to around 33 by 5am. South southeast wind around 6 mph.
Sunday
A 30 percent chance of rain, mainly before 9am. Patchy fog before 11am. Otherwise, cloudy, with a high near 35. South wind 6 to 11 mph becoming north in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
Mostly cloudy, with a low around 15. North wind 5 to 9 mph, with gusts as high as 16 mph.
Monday
Mostly sunny, with a high near 26. North northeast wind around 5 mph becoming calm in the morning.
Monday Night
Partly cloudy, with a low around 17. Light south southeast wind becoming south southwest 6 to 11 mph in the evening. Winds could gust as high as 20 mph.
Tuesday
Partly sunny, with a high near 42. South southwest wind 11 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 35. Southwest wind 11 to 16 mph, with gusts as high as 25 mph.
Wednesday
Mostly cloudy, with a high near 42.
Wednesday Night
A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 22.
Thursday
A 30 percent chance of snow before noon. Mostly cloudy, with a high near 31.
Thursday Night
Mostly cloudy, with a low around 15.
Friday
Partly sunny, with a high near 22.
Friday Night
Mostly cloudy, with a low around 2.
Saturday
Mostly sunny, with a high near 16.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
5 Miles S Sullivan IL
39.52°N 88.59°W (Elev. 617 ft)
39.52°N 88.59°W (Elev. 617 ft)
9:36 pm CST Dec 6, 2025
9pm CST Dec 6, 2025-6pm CST Dec 13, 2025
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
