National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

49°F

9°C

Humidity 93%
Wind Speed Calm
Barometer 29.98 in (1015.1 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 7 Oct 6:52 am CDT
Extended Forecast for

4 Miles W Carbondale IL

  • Today

    Today: Sunny, with a high near 86. Southwest wind 3 to 7 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 57. South southwest wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 84. Light and variable wind.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 55. Calm wind.

    Low: 55 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 85. Calm wind becoming south southeast around 6 mph in the morning.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. Light southeast wind.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 82. Light south wind becoming south southeast 5 to 9 mph in the morning.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 59. East northeast wind around 7 mph.

    Low: 59 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers, mainly before 1pm. Partly sunny, with a high near 76. Northeast wind around 10 mph becoming north northwest in the afternoon.

    High: 76 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 86. Southwest wind 3 to 7 mph.
Tonight
Clear, with a low around 57. South southwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 84. Light and variable wind.
Thursday Night
Clear, with a low around 55. Calm wind.
Friday
Sunny, with a high near 85. Calm wind becoming south southeast around 6 mph in the morning.
Friday Night
Mostly clear, with a low around 59. Light southeast wind.
Saturday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 82. Light south wind becoming south southeast 5 to 9 mph in the morning.
Saturday Night
A chance of showers, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 59. East northeast wind around 7 mph.
Sunday
A chance of showers, mainly before 1pm. Partly sunny, with a high near 76. Northeast wind around 10 mph becoming north northwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 57. Light and variable wind.
Columbus Day
Mostly sunny, with a high near 81. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 59. South wind 3 to 5 mph.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 81. Southwest wind 5 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Carbondale IL
 37.72°N 89.29°W
Last Update:
3:36 am CDT Oct 7, 2026
Forecast Valid:
7am CDT Oct 7, 2026-6pm CDT Oct 13, 2026
 
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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