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 | 63% |
| Wind Speed | NW 9 mph |
| Barometer | 30.14 in (1020.9 mb) |
| Dewpoint | 32°F (0°C) |
| Visibility | 10.00 mi |
| Wind Chill | 39°F (4°C) |
| Last update | 18 Apr 9:53 pm CDT |
Extended Forecast for
Windsor IL
Frost Advisory April 19, 01:00am until April 19, 08:00am
Tonight

Low: 35 °F
Clear
Sunday

High: 60 °F
Patchy Frost
then Mostly
SunnySunday Night

Low: 33 °F
Mostly Clear
then Patchy
FrostMonday

High: 59 °F
Patchy Frost
then SunnyMonday Night

Low: 45 °F
Mostly Clear
Tuesday

High: 75 °F
Mostly Sunny
Tuesday Night

Low: 56 °F
Partly Cloudy
Wednesday

High: 76 °F
Mostly Sunny
Wednesday Night

Low: 58 °F
Mostly Clear
Detailed Forecast
Tonight
Clear, with a low around 35. West southwest wind around 8 mph.
Sunday
Patchy frost before 8am. Otherwise, sunny, with a high near 60. West wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.
Sunday Night
Patchy frost after 4am. Otherwise, mostly clear, with a low around 33. North wind 5 to 14 mph, with gusts as high as 22 mph.
Monday
Patchy frost before 8am. Otherwise, sunny, with a high near 59. Northeast wind around 6 mph becoming south in the afternoon.
Monday Night
Mostly clear, with a low around 45. South southeast wind 6 to 11 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 75. Southwest wind 11 to 18 mph, with gusts as high as 28 mph.
Tuesday Night
Partly cloudy, with a low around 56. Southwest wind 10 to 13 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 61.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 72.
Friday Night
Showers likely. Mostly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 65.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Windsor IL
39.43°N 88.59°W (Elev. 715 ft)
39.43°N 88.59°W (Elev. 715 ft)
10:36 pm CDT Apr 18, 2026
10pm CDT Apr 18, 2026-6pm CDT Apr 25, 2026



