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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
75°F
24°C
| Humidity | 74% |
| Wind Speed | NW 5 mph |
| Barometer | 29.97 in (1014.5 mb) |
| Dewpoint | 66°F (19°C) |
| Visibility | 10.00 mi |
| Last update | 25 Jun 7:53 pm CDT |
Extended Forecast for
Casey IL
Flood Watch until June 27, 01:00pm
NOW until 1:00pm Sat
Flood Watch
Tonight
Low: 66 °F
Chance
T-storms then
T-storms
LikelyFriday

High: 76 °F
T-storms
Friday Night
Low: 66 °F
Showers
Likely then
Chance
T-stormsSaturday

High: 82 °F
Partly Sunny
Saturday Night
Low: 68 °F
Partly Cloudy
then Showers
LikelySunday

High: 89 °F
Mostly Sunny
Sunday Night

Low: 73 °F
Mostly Clear
Monday

High: 91 °F
Sunny
Detailed Forecast
Tonight
Showers and thunderstorms likely, mainly after 3am. Mostly cloudy, with a low around 66. Calm wind becoming east around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers and thunderstorms likely before 7am, then showers and possibly a thunderstorm between 7am and 4pm, then showers and thunderstorms likely after 4pm. High near 76. South southeast wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Friday Night
Showers likely and possibly a thunderstorm before 11pm, then a chance of showers and thunderstorms after 11pm. Mostly cloudy, with a low around 66. South wind 7 to 11 mph becoming north northwest in the evening. Winds could gust as high as 17 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
Partly sunny, with a high near 82. North northwest wind 3 to 7 mph.
Saturday Night
Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. Light and variable wind becoming southeast around 5 mph after midnight. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Mostly sunny, with a high near 89. South southeast wind 6 to 8 mph.
Sunday Night
Mostly clear, with a low around 73. South southeast wind 6 to 8 mph, with gusts as high as 15 mph.
Monday
Sunny, with a high near 91.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny, with a high near 93.
Tuesday Night
Clear, with a low around 74.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
Sunny, with a high near 93.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Casey IL
39.3°N 88°W (Elev. 643 ft)
39.3°N 88°W (Elev. 643 ft)
7:36 pm CDT Jun 25, 2026
7pm CDT Jun 25, 2026-6pm CDT Jul 2, 2026



