Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Fair

67°F

19°C

Humidity 47%
Wind Speed E 5 mph
Barometer 30.16 in (1021.2 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 3 Oct 5:53 pm CDT
Extended Forecast for

Casey IL

  • Tonight

    Tonight: Partly cloudy, with a low around 46. East wind 5 to 7 mph becoming calm  after midnight.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 78. Calm wind becoming north northwest 5 to 8 mph in the morning.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 49. North wind around 7 mph.

    Low: 49 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73. Northeast wind 6 to 8 mph.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 43. Northeast wind 3 to 5 mph.

    Low: 43 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75. Light and variable wind becoming southeast 5 to 7 mph in the morning.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 48. South southeast wind 3 to 5 mph.

    Low: 48 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 46. East wind 5 to 7 mph becoming calm after midnight.
Sunday
Sunny, with a high near 78. Calm wind becoming north northwest 5 to 8 mph in the morning.
Sunday Night
Mostly clear, with a low around 49. North wind around 7 mph.
Monday
Sunny, with a high near 73. Northeast wind 6 to 8 mph.
Monday Night
Clear, with a low around 43. Northeast wind 3 to 5 mph.
Tuesday
Sunny, with a high near 75. Light and variable wind becoming southeast 5 to 7 mph in the morning.
Tuesday Night
Clear, with a low around 48. South southeast wind 3 to 5 mph.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Sunny, with a high near 81.
Thursday Night
Clear, with a low around 51.
Friday
Sunny, with a high near 82.
Friday Night
Clear, with a low around 53.
Saturday
Sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Casey IL
 39.3°N 88°W (Elev. 643 ft)
5:11 pm CDT Oct 3, 2026
6pm CDT Oct 3, 2026-6pm CDT Oct 10, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database