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Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Overcast

75°F

24°C

Humidity 89%
Wind Speed NE 6 mph
Barometer 29.97 in
Dewpoint 72°F (22°C)
Visibility 9.00 mi
Last update 11 Sep 10:52 am CDT
Extended Forecast for

Carbondale IL

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 83. Calm wind.

    High: 83 °F

    Chance
    Showers

  • Tonight

    Tonight: A 40 percent chance of showers, mainly after 9pm. Mostly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 89. Calm wind becoming west around 5 mph.

    High: 89 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 90. Light and variable wind.

    High: 90 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 68. Light and variable wind.

    Low: 68 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 90. South wind 3 to 8 mph.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 70. South southeast wind around 6 mph.

    Low: 70 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. South southwest wind 6 to 8 mph.

    High: 92 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 83. Calm wind.
Tonight
A 40 percent chance of showers, mainly after 9pm. Mostly cloudy, with a low around 67. Calm wind.
Saturday
Mostly sunny, with a high near 89. Calm wind becoming west around 5 mph.
Saturday Night
Mostly clear, with a low around 67. Calm wind.
Sunday
Mostly sunny, with a high near 90. Light and variable wind.
Sunday Night
Mostly clear, with a low around 68. Light and variable wind.
Monday
Sunny, with a high near 90. South wind 3 to 8 mph.
Monday Night
Clear, with a low around 70. South southeast wind around 6 mph.
Tuesday
Sunny, with a high near 92. South southwest wind 6 to 8 mph.
Tuesday Night
A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 70. Light south southeast wind.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Light and variable wind becoming southwest around 6 mph in the morning.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Calm wind.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Light and variable wind becoming west 5 to 7 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Carbondale IL
 37.7°N 89.2°W
Last Update:
8:46 am CDT Sep 11, 2026
Forecast Valid:
11am CDT Sep 11, 2026-6pm CDT Sep 17, 2026
 
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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