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

Hazardous Weather Conditions

Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Fair

69°F

21°C

Humidity 76%
Wind Speed S 6 mph
Barometer 30.16 in (1020.6 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 4 Oct 12:53 am CDT
Extended Forecast for

Mattoon IL

  • Overnight

    Overnight: Mostly clear, with a low around 62. South southwest wind around 6 mph.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86. South southwest wind 5 to 10 mph.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 57. South southeast wind 5 to 7 mph.

    Low: 57 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 85. South wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62. South wind around 7 mph.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. South wind 5 to 7 mph.

    High: 86 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 63. South wind 3 to 6 mph. Chance of precipitation is 50%.

    Low: 63 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers. Partly sunny, with a high near 78.

    High: 78 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 62. South southwest wind around 6 mph.
Saturday
Sunny, with a high near 86. South southwest wind 5 to 10 mph.
Saturday Night
Clear, with a low around 57. South southeast wind 5 to 7 mph.
Sunday
Sunny, with a high near 85. South wind 6 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 62. South wind around 7 mph.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. South wind 5 to 7 mph.
Monday Night
A chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 63. South wind 3 to 6 mph. Chance of precipitation is 50%.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 74.
Thursday Night
Mostly clear, with a low around 46.
Friday
Sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mattoon IL
 39.49°N 88.39°W (Elev. 732 ft)
Last Update:
12:36 am CDT Oct 4, 2025
Forecast Valid:
1am CDT Oct 4, 2025-6pm CDT Oct 10, 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