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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
77°F
25°C
| Humidity | 62% |
| Wind Speed | NW 7 mph |
| Barometer | 30.00 in (1015.4 mb) |
| Dewpoint | 63°F (17°C) |
| Visibility | 10.00 mi |
| Heat Index | 79°F (26°C) |
| Last update | 20 Jun 10:53 am CDT |
Extended Forecast for
Casey IL
Flood Watch June 21, 07:00am until June 22, 01:00am
Today

High: 81 °F
Mostly Sunny
Tonight

Low: 63 °F
Partly Cloudy
Sunday
High: 79 °F
Heavy Rain
Sunday Night
Low: 64 °F
Heavy Rain
Monday

High: 75 °F
Mostly Cloudy
Monday Night

Low: 57 °F
Partly Cloudy
Tuesday

High: 78 °F
Sunny
Tuesday Night

Low: 60 °F
Mostly Clear
Wednesday

High: 79 °F
Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 81. West northwest wind around 7 mph.
Tonight
Partly cloudy, with a low around 63. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Showers and thunderstorms, mainly after noon. Some of the storms could produce heavy rainfall. High near 79. South southeast wind 6 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Sunday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Some of the storms could produce heavy rainfall. Low around 64. South southwest wind 11 to 17 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Monday
Mostly cloudy, with a high near 75. North wind 11 to 13 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 57. North wind 6 to 10 mph, with gusts as high as 16 mph.
Tuesday
Sunny, with a high near 78. North northeast wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
A chance of showers. Mostly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 79.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Casey IL
39.3°N 87.97°W (Elev. 627 ft)
39.3°N 87.97°W (Elev. 627 ft)
8:36 am CDT Jun 20, 2026
10am CDT Jun 20, 2026-6pm CDT Jun 26, 2026



