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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
78°F
26°C
| Humidity | 64% |
| Wind Speed | NW 8 mph |
| Barometer | 30.00 in (1015.5 mb) |
| Dewpoint | 65°F (18°C) |
| Visibility | 10.00 mi |
| Heat Index | 80°F (27°C) |
| Last update | 20 Jun 11:53 am CDT |
Extended Forecast for
Mattoon/Charleston, Coles County Memorial Airport IL
Flood Watch June 21, 07:00am until June 22, 01:00am
Today
High: 81 °F
Mostly Sunny
Tonight
Low: 62 °F
Increasing
CloudsSunday
High: 78 °F
Heavy Rain
Sunday Night
Low: 64 °F
Heavy Rain
then Chance
T-stormsMonday
High: 73 °F
Chance
ShowersMonday Night
Low: 56 °F
Partly Cloudy
Tuesday
High: 77 °F
Sunny
Tuesday Night
Low: 59 °F
Mostly Clear
Wednesday
High: 78 °F
Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 81. Northwest wind around 7 mph, with gusts as high as 15 mph.
Tonight
Increasing clouds, with a low around 62. North northwest wind around 5 mph becoming calm in the evening.
Sunday
Showers and thunderstorms, mainly after 1pm. Some of the storms could produce heavy rainfall. High near 78. East southeast wind 6 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
Showers and thunderstorms before 1am, then a chance of showers. Some of the storms could produce heavy rainfall. Low around 64. South wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Monday
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 73. North wind around 11 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 56. North wind 6 to 9 mph, with gusts as high as 16 mph.
Tuesday
Sunny, with a high near 77. North northeast wind 3 to 5 mph.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 78.
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)
11:56 am CDT Jun 20, 2026
11am CDT Jun 20, 2026-6pm CDT Jun 26, 2026
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