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Hazardous Weather Conditions
Current conditions at
Mattoon / Charleston, Coles County Memorial Airport (KMTO)
Lat: 39.48°NLon: 88.28°WElev: 722ft.
Fair
41°F
5°C
| Humidity | 70% |
| Wind Speed | S 3 mph |
| Barometer | 30.47 in (1032.0 mb) |
| Dewpoint | 32°F (0°C) |
| Visibility | 10.00 mi |
| Last update | 18 Oct 12:53 am CDT |
Extended Forecast for
4 Miles S Sullivan IL
Frost Advisory until October 18, 09:00am
NOW until 9:00am Sun
Frost Advisory
Overnight
Low: 33 °F
Frost
Sunday
High: 66 °F
Frost then
SunnySunday Night
Low: 39 °F
Clear
Monday
High: 71 °F
Sunny
Monday Night
Low: 40 °F
Mostly Clear
Tuesday
High: 73 °F
Sunny
Tuesday Night
Low: 43 °F
Mostly Clear
Wednesday
High: 75 °F
Sunny
Detailed Forecast
Overnight
Widespread frost, mainly after 5am. Otherwise, clear, with a low around 33. Light south southeast wind.
Sunday
Widespread frost before 8am. Otherwise, sunny, with a high near 66. South wind 3 to 8 mph.
Sunday Night
Clear, with a low around 39. Light south southeast wind.
Monday
Sunny, with a high near 71. Calm wind.
Monday Night
Mostly clear, with a low around 40. Calm wind.
Tuesday
Sunny, with a high near 73. Calm wind.
Tuesday Night
Mostly clear, with a low around 43. Calm wind.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Clear, with a low around 46.
Thursday
Sunny, with a high near 79.
Thursday Night
Clear, with a low around 46.
Friday
Sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 78.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles S Sullivan IL
39.54°N 88.61°W (Elev. 600 ft)
39.54°N 88.61°W (Elev. 600 ft)
1:26 am CDT Oct 18, 2026
1am CDT Oct 18, 2026-6pm CDT Oct 24, 2026
Additional Resources
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