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.

Mostly Cloudy

76°F

24°C

Humidity 74%
Wind Speed N 17 G 40 mph
Barometer 29.81 in (1009.1 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 2 Aug 11:53 am CDT
Extended Forecast for

3 Miles E Trilla IL

  • This Afternoon

    This Afternoon: A slight chance of showers between 1pm and 2pm. Partly sunny, with a high near 79. North wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    High: 79 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 62. North wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 82. North northeast wind 5 to 7 mph.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Clear, with a low around 62. East northeast wind 3 to 6 mph.

    Low: 62 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. Light east southeast wind.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84. Light south wind.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
A slight chance of showers between 1pm and 2pm. Partly sunny, with a high near 79. North wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 62. North wind 6 to 11 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 82. North northeast wind 5 to 7 mph.
Monday Night
Clear, with a low around 62. East northeast wind 3 to 6 mph.
Tuesday
Sunny, with a high near 83. Light east southeast wind.
Tuesday Night
Mostly clear, with a low around 61. Calm wind.
Wednesday
Sunny, with a high near 84. Light south wind.
Wednesday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 83.
Friday Night
A chance of showers. Partly cloudy, with a low around 67.
Saturday
Mostly sunny, with a high near 84.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Trilla IL
 39.38°N 88.31°W (Elev. 669 ft)
Last Update:
10:40 am CDT Aug 2, 2026
Forecast Valid:
12pm CDT Aug 2, 2026-6pm CDT Aug 8, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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