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.

Overcast

65°F

18°C

Humidity 97%
Wind Speed S 8 mph
Barometer 30.05 in (1017.3 mb)
Dewpoint 64°F (18°C)
Visibility 9.00 mi
Last update 25 Jul 8:53 am CDT
Extended Forecast for

5 Miles WSW Humboldt IL

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly before noon. Cloudy, with a high near 79. South wind 6 to 8 mph.

    High: 79 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 69. Light south southeast wind.

    Low: 69 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 90. Heat index values as high as 102. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 90 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 73. Calm wind becoming south around 6 mph after midnight.

    Low: 73 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 95. South southwest wind 8 to 14 mph, with gusts as high as 23 mph.

    High: 95 °F

    Hot

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly clear, with a low around 74. Southwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: Sunny, with a high near 91. North wind 8 to 11 mph, with gusts as high as 18 mph.

    High: 91 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly before noon. Cloudy, with a high near 79. South wind 6 to 8 mph.
Tonight
Mostly cloudy, with a low around 69. Light south southeast wind.
Sunday
Partly sunny, with a high near 90. Heat index values as high as 102. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 73. Calm wind becoming south around 6 mph after midnight.
Monday
Mostly sunny and hot, with a high near 95. South southwest wind 8 to 14 mph, with gusts as high as 23 mph.
Monday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly clear, with a low around 74. Southwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 91. North wind 8 to 11 mph, with gusts as high as 18 mph.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Sunny, with a high near 89.
Thursday Night
Partly cloudy, with a low around 68.
Friday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Humboldt IL
 39.58°N 88.41°W (Elev. 653 ft)
Last Update:
9:36 am CDT Jul 25, 2026
Forecast Valid:
9am CDT Jul 25, 2026-6pm CDT Jul 31, 2026
 
Forecast Discussion
 
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Additional Resources

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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