Current conditions at
Mattoon / Charleston, Coles County Memorial Airport (KMTO)
Lat: 39.48°NLon: 88.28°WElev: 722ft.
Fair
76°F
24°C
| Humidity | 50% |
| Wind Speed | S 10 G 18 mph |
| Barometer | 29.96 in (1014.2 mb) |
| Dewpoint | 56°F (13°C) |
| Visibility | 10.00 mi |
| Heat Index | 78°F (26°C) |
| Last update | 22 Apr 4:53 pm CDT |
Extended Forecast for
Mattoon/Charleston, Coles County Memorial Airport IL
Tonight
Low: 56 °F
Mostly Clear
Thursday
High: 79 °F
Sunny
Thursday Night
Low: 61 °F
Partly Cloudy
then Chance
ShowersFriday
High: 72 °F
Showers
Friday Night
Low: 53 °F
Chance
ShowersSaturday
High: 73 °F
Sunny
Saturday Night
Low: 49 °F
Partly Cloudy
Sunday
High: 73 °F
Partly Sunny
Sunday Night
Low: 59 °F
Mostly Cloudy
then Chance
T-storms
Detailed Forecast
Tonight
Mostly clear, with a low around 56. South southwest wind 6 to 9 mph, with gusts as high as 15 mph.
Thursday
Sunny, with a high near 79. South southwest wind 7 to 16 mph, with gusts as high as 26 mph.
Thursday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 61. South wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Friday
Showers and possibly a thunderstorm before 10am, then showers between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 72. South southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 53. West wind 6 to 8 mph becoming north after midnight. Winds could gust as high as 15 mph.
Saturday
Sunny, with a high near 73. North northeast wind 9 to 11 mph, with gusts as high as 17 mph.
Saturday Night
Partly cloudy, with a low around 49. Northeast wind around 8 mph, with gusts as high as 15 mph.
Sunday
Partly sunny, with a high near 73.
Sunday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59.
Monday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 76. Breezy. Chance of precipitation is 80%.
Monday Night
Showers likely. Mostly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 66.
Additional Forecasts and Information
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Point Forecast:
Mattoon/Charleston, Coles County Memorial Airport IL
39.46°N 88.28°W (Elev. 679 ft)
39.46°N 88.28°W (Elev. 679 ft)
4:36 pm CDT Apr 22, 2026
5pm CDT Apr 22, 2026-6pm CDT Apr 29, 2026
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