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.

A Few Clouds

75°F

24°C

Humidity 34%
Wind Speed S 15 G 31 mph
Barometer 30.17 in (1021.3 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 9 Apr 4:53 pm CDT
Extended Forecast for

Mattoon IL

  • Tonight

    Tonight: A 10 percent chance of showers after 5am. Partly cloudy, with a low around 58. South wind 10 to 14 mph, with gusts as high as 25 mph.

    Low: 58 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: Showers and thunderstorms likely before 4pm, then a chance of showers. Mostly cloudy, with a high near 66. Southwest wind 10 to 14 mph becoming north northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 66 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 10 percent chance of showers before 7pm. Partly cloudy, with a low around 42. Northeast wind around 8 mph, with gusts as high as 15 mph.

    Low: 42 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 66. Southeast wind around 9 mph, with gusts as high as 15 mph.

    High: 66 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 57. Southeast wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 77. Breezy, with a south southwest wind 11 to 21 mph, with gusts as high as 36 mph.

    High: 77 °F

    Partly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Sunday Night

    Sunday Night: Showers likely after 1am. Mostly cloudy, with a low around 62. South southwest wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 62 °F

    Mostly Cloudy
    then Showers
    Likely

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 79. Chance of precipitation is 50%.

    High: 79 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 10 percent chance of showers after 5am. Partly cloudy, with a low around 58. South wind 10 to 14 mph, with gusts as high as 25 mph.
Friday
Showers and thunderstorms likely before 4pm, then a chance of showers. Mostly cloudy, with a high near 66. Southwest wind 10 to 14 mph becoming north northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 10 percent chance of showers before 7pm. Partly cloudy, with a low around 42. Northeast wind around 8 mph, with gusts as high as 15 mph.
Saturday
Partly sunny, with a high near 66. Southeast wind around 9 mph, with gusts as high as 15 mph.
Saturday Night
Mostly cloudy, with a low around 57. Southeast wind 6 to 10 mph, with gusts as high as 20 mph.
Sunday
Mostly cloudy, with a high near 77. Breezy, with a south southwest wind 11 to 21 mph, with gusts as high as 36 mph.
Sunday Night
Showers likely after 1am. Mostly cloudy, with a low around 62. South southwest wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 79. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 66.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 64.
Wednesday
A chance of showers. Mostly cloudy, with a high near 79. Breezy.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 56.
Thursday
A chance of showers. Partly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mattoon IL
 39.49°N 88.36°W (Elev. 722 ft)
Last Update:
4:36 pm CDT Apr 9, 2026
Forecast Valid:
4pm CDT Apr 9, 2026-6pm CDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation