Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Light Rain Fog/Mist

40°F

4°C

Humidity 86%
Wind Speed S 17 G 28 mph
Barometer 29.98 in (1015.7 mb)
Dewpoint 36°F (2°C)
Visibility 6.00 mi
Wind Chill31°F (-1°C)
Last update 29 Nov 3:52 pm CST
Extended Forecast for

Carbondale IL

  • This Afternoon

    This Afternoon: Showers.  Steady temperature around 40. South wind around 17 mph, with gusts as high as 34 mph.  Chance of precipitation is 90%.

    High: 40 °F

    Showers

  • Tonight

    Tonight: A 40 percent chance of showers, mainly before 11pm.  Mostly cloudy, with a low around 26. South wind 13 to 16 mph becoming west northwest after midnight. Winds could gust as high as 28 mph.

    Low: 26 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 33. Northwest wind 8 to 13 mph, with gusts as high as 21 mph.

    High: 33 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 22. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of snow showers after noon.  Mostly cloudy, with a high near 36. Light northeast wind.

    High: 36 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Monday Night

    Monday Night: Snow showers.  Low around 25. Calm wind becoming north northwest around 5 mph after midnight.  Chance of precipitation is 80%.

    Low: 25 °F

    Snow Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 32. North northwest wind 3 to 6 mph.

    High: 32 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 19. Calm wind.

    Low: 19 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 41. Calm wind becoming south southwest 5 to 7 mph in the morning.

    High: 41 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Showers. Steady temperature around 40. South wind around 17 mph, with gusts as high as 34 mph. Chance of precipitation is 90%.
Tonight
A 40 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 26. South wind 13 to 16 mph becoming west northwest after midnight. Winds could gust as high as 28 mph.
Sunday
Partly sunny, with a high near 33. Northwest wind 8 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Mostly cloudy, with a low around 22. North northwest wind around 6 mph becoming calm in the evening.
Monday
A 30 percent chance of snow showers after noon. Mostly cloudy, with a high near 36. Light northeast wind.
Monday Night
Snow showers. Low around 25. Calm wind becoming north northwest around 5 mph after midnight. Chance of precipitation is 80%.
Tuesday
Partly sunny, with a high near 32. North northwest wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 19. Calm wind.
Wednesday
Mostly sunny, with a high near 41. Calm wind becoming south southwest 5 to 7 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 22. Light and variable wind becoming northwest around 6 mph after midnight.
Thursday
Partly sunny, with a high near 33. North northwest wind 3 to 6 mph.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 22. Light and variable wind.
Friday
A chance of showers. Partly sunny, with a high near 41. West wind 3 to 6 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Carbondale IL
 37.72°N 89.23°W
3:16 pm CST Nov 29, 2025
4pm CST Nov 29, 2025-6pm CST Dec 5, 2025
 
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