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.

A Few Clouds

75°F

24°C

Humidity 82%
Wind Speed E 5 mph
Barometer 29.98 in (1014.6 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 16 Jun 10:53 am CDT
Extended Forecast for

2 Miles WNW Mattoon/Charleston, Coles County Memorial Airport IL

  • Today

    Today: Isolated showers, then scattered showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. South wind 5 to 7 mph. Chance of precipitation is 30%.

    High: 80 °F

    Scattered
    T-storms

  • Tonight

    Tonight: Isolated showers and thunderstorms before 10pm. Mostly cloudy, with a low around 68. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 68 °F

    Isolated
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 87. South southwest wind 5 to 7 mph.

    High: 87 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 70. South southwest wind 5 to 8 mph, with gusts as high as 15 mph.

    Low: 70 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers and thunderstorms likely after 10am. Mostly cloudy, with a high near 84. South southwest wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 84 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am. Mostly cloudy, with a low around 65. West southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 65 °F

    T-storms
    Likely then
    Showers
    Likely

  • Juneteenth

    Juneteenth: Sunny, with a high near 82. West northwest wind around 7 mph.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Today
Isolated showers, then scattered showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. South wind 5 to 7 mph. Chance of precipitation is 30%.
Tonight
Isolated showers and thunderstorms before 10pm. Mostly cloudy, with a low around 68. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 87. South southwest wind 5 to 7 mph.
Tuesday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 70. South southwest wind 5 to 8 mph, with gusts as high as 15 mph.
Wednesday
A chance of showers, then showers and thunderstorms likely after 10am. Mostly cloudy, with a high near 84. South southwest wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am. Mostly cloudy, with a low around 65. West southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Juneteenth
Sunny, with a high near 82. West northwest wind around 7 mph.
Thursday Night
Mostly clear, with a low around 64.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 71.
Saturday
Sunny, with a high near 91.
Saturday Night
Mostly clear, with a low around 74.
Sunday
Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Mattoon/Charleston, Coles County Memorial Airport IL
 39.49°N 88.33°W (Elev. 712 ft)
Last Update:
10:41 am CDT Jun 16, 2025
Forecast Valid:
11am CDT Jun 16, 2025-6pm CDT Jun 22, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation