National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Fair

73°F

23°C

Humidity 90%
Wind Speed SE 5 mph
Barometer 30.05 in (1016.8 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 10 Aug 4:53 am CDT
Extended Forecast for

6 Miles S Casey IL

  • Today

    Today: Mostly sunny, with a high near 90. South wind 5 to 9 mph, with gusts as high as 15 mph.

    High: 90 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 71. South southeast wind 3 to 6 mph.

    Low: 71 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89. South wind 3 to 8 mph.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 72. South southeast wind 3 to 5 mph.

    Low: 72 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 89. South wind 3 to 8 mph.

    High: 89 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 71. Light and variable wind.

    Low: 71 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers after 1pm. Sunny, with a high near 87.

    High: 87 °F

    Sunny then
    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 90. South wind 5 to 9 mph, with gusts as high as 15 mph.
Tonight
Mostly clear, with a low around 71. South southeast wind 3 to 6 mph.
Monday
Sunny, with a high near 89. South wind 3 to 8 mph.
Monday Night
Mostly clear, with a low around 72. South southeast wind 3 to 5 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 89. South wind 3 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 71. Light and variable wind.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 69.
Thursday
A 30 percent chance of showers after 1pm. Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 70.
Friday
A chance of showers. Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 71.
Saturday
Sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles S Casey IL
 39.21°N 87.98°W (Elev. 600 ft)
Last Update:
5:25 am CDT Aug 10, 2025
Forecast Valid:
5am CDT Aug 10, 2025-6pm CDT Aug 16, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation