Hazardous Weather Conditions
Current conditions at
Mattoon / Charleston, Coles County Memorial Airport (KMTO)
Lat: 39.48°NLon: 88.28°WElev: 722ft.
Overcast
41°F
5°C
| Humidity | 76% |
| Wind Speed | NW 17 mph |
| Barometer | 29.67 in (1005.0 mb) |
| Dewpoint | 34°F (1°C) |
| Visibility | 10.00 mi |
| Wind Chill | 33°F (1°C) |
| Last update | 14 Jan 4:53 am CST |
Extended Forecast for
Greenup IL
Today

High: 39 °F⇓
Scattered
Flurries and
BreezyTonight

Low: 16 °F
Partly Cloudy
Thursday

High: 28 °F
Sunny
Thursday Night
Low: 24 °F⇑
Mostly Cloudy
then Chance
SnowFriday

High: 40 °F
Partly Sunny
Friday Night

Low: 17 °F
Mostly Cloudy
Saturday

High: 23 °F
Partly Sunny
Saturday Night

Low: 7 °F
Partly Cloudy
Sunday

High: 22 °F
Mostly Sunny
Detailed Forecast
Today
Scattered flurries between 10am and 2pm. Mostly cloudy, with a temperature falling to around 26 by 5pm. Breezy, with a north northwest wind 13 to 18 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 36 mph.
Tonight
Partly cloudy, with a low around 16. Wind chill values between 4 and 11. North northwest wind 11 to 18 mph, with gusts as high as 29 mph.
Thursday
Sunny, with a high near 28. Wind chill values between 4 and 14. Northwest wind 7 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 16 mph.
Thursday Night
A 50 percent chance of snow after midnight. Increasing clouds, with a temperature rising to around 30 by 3am. South wind 6 to 14 mph, with gusts as high as 24 mph.
Friday
Partly sunny, with a high near 40. West wind 13 to 18 mph, with gusts as high as 26 mph.
Friday Night
Mostly cloudy, with a low around 17. West wind 10 to 14 mph, with gusts as high as 21 mph.
Saturday
Partly sunny, with a high near 23. West wind 10 to 15 mph, with gusts as high as 23 mph.
Saturday Night
Partly cloudy, with a low around 7.
Sunday
Mostly sunny, with a high near 22.
Sunday Night
Partly cloudy, with a low around 11.
M.L.King Day
Partly sunny, with a high near 25.
Monday Night
Mostly clear, with a low around 8.
Tuesday
Mostly sunny, with a high near 27.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Greenup IL
39.24°N 88.18°W (Elev. 538 ft)
39.24°N 88.18°W (Elev. 538 ft)
4:41 am CST Jan 14, 2026
5am CST Jan 14, 2026-6pm CST Jan 20, 2026



