Hazardous Weather Conditions
Current conditions at
Mattoon / Charleston, Coles County Memorial Airport (KMTO)
Lat: 39.48°NLon: 88.28°WElev: 722ft.
Fog/Mist
53°F
12°C
| Humidity | 96% |
| Wind Speed | SE 13 mph |
| Barometer | 29.84 in (1010.7 mb) |
| Dewpoint | 52°F (11°C) |
| Visibility | 1.50 mi |
| Wind Chill | 49°F (9°C) |
| Last update | 27 Dec 5:53 pm CST |
Extended Forecast for
5 Miles S Sullivan IL
Wind Advisory December 28, 03:00pm until December 29, 06:00pm
Tonight

Low: 55 °F⇑
Chance Rain
and Patchy
FogSunday
High: 66 °F⇓
Chance
T-storms then
Rain and
BreezySunday Night
Low: 16 °F
Chance Wintry
Mix and
BreezyMonday

High: 24 °F
Partly Sunny
and BreezyMonday Night

Low: 13 °F
Partly Cloudy
Tuesday

High: 28 °F
Mostly Sunny
Tuesday Night

Low: 23 °F
Partly Cloudy
Wednesday

High: 37 °F
Partly Sunny
Wednesday Night

Low: 22 °F
Mostly Cloudy
Detailed Forecast
Tonight
A 30 percent chance of rain after 1am. Patchy fog before 3am. Otherwise, cloudy, with a temperature rising to around 62 by 1am. South southwest wind around 11 mph, with gusts as high as 21 mph.
Sunday
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 1pm. Temperature rising to near 66 by 11am, then falling to around 55 during the remainder of the day. Breezy, with a south southwest wind 11 to 16 mph becoming west 19 to 24 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A chance of rain and sleet before 10pm, then a chance of flurries after midnight. Mostly cloudy, with a low around 16. Wind chill values between zero and 10. Breezy, with a west wind 25 to 29 mph, with gusts as high as 44 mph. Chance of precipitation is 50%.
Monday
Partly sunny, with a high near 24. Wind chill values between -2 and 8. Breezy, with a west northwest wind 22 to 28 mph, with gusts as high as 44 mph.
Monday Night
Partly cloudy, with a low around 13. Northwest wind 11 to 16 mph, with gusts as high as 28 mph.
Tuesday
Mostly sunny, with a high near 28. West northwest wind 8 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 23. West southwest wind 7 to 9 mph, with gusts as high as 17 mph.
Wednesday
Partly sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 22.
New Year's Day
Mostly sunny, with a high near 32.
Thursday Night
Partly cloudy, with a low around 14.
Friday
Mostly sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Mostly cloudy, with a high near 41.
Additional Forecasts and Information
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ABOUT 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)
4:53 pm CST Dec 27, 2025
5pm CST Dec 27, 2025-6pm CST Jan 3, 2026



