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.

Overcast

66°F

19°C

Humidity 59%
Wind Speed SW 8 mph
Barometer 30.21 in (1022.7 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 10 Apr 10:53 am CDT
Extended Forecast for

Mattoon IL

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Cloudy, with a high near 68. West wind 10 to 14 mph becoming north northwest in the afternoon. Winds could gust as high as 22 mph.

    High: 68 °F

    Chance
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 45. North wind 6 to 8 mph becoming east northeast after midnight.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 4pm. Partly sunny, with a high near 66. East southeast wind 8 to 10 mph, with gusts as high as 15 mph.

    High: 66 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 56. East southeast wind 7 to 11 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 79. Breezy, with a south southwest wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 79 °F

    Partly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 64. Breezy, with a south southwest wind 17 to 20 mph, with gusts as high as 30 mph.

    Low: 64 °F

    Chance
    Showers and
    Breezy

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 79. South southwest wind 16 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    High: 79 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. Breezy.

    High: 82 °F

    Partly Sunny
    then Chance
    T-storms and
    Breezy

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Cloudy, with a high near 68. West wind 10 to 14 mph becoming north northwest in the afternoon. Winds could gust as high as 22 mph.
Tonight
Partly cloudy, with a low around 45. North wind 6 to 8 mph becoming east northeast after midnight.
Saturday
A 20 percent chance of showers after 4pm. Partly sunny, with a high near 66. East southeast wind 8 to 10 mph, with gusts as high as 15 mph.
Saturday Night
Mostly cloudy, with a low around 56. East southeast wind 7 to 11 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 79. Breezy, with a south southwest wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 37 mph.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 64. Breezy, with a south southwest wind 17 to 20 mph, with gusts as high as 30 mph.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 79. South southwest wind 16 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Monday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 66.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. Breezy.
Tuesday Night
A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 80.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 59.
Thursday
A chance of showers. Partly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mattoon IL
 39.49°N 88.39°W (Elev. 732 ft)
Last Update:
10:36 am CDT Apr 10, 2026
Forecast Valid:
11am CDT Apr 10, 2026-6pm CDT Apr 16, 2026
 
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