Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

55°F

13°C

Humidity 64%
Wind Speed SE 5 mph
Barometer 29.81 in (1009.6 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 14 Mar 10:52 pm CDT
Extended Forecast for

Carbondale/Murphysboro, Southern Illinois Airport IL

Wind Advisory March 15, 10:00am until March 16, 07:00am
Click here for hazard details and duration
Wind Advisory
  • Tonight

    Tonight: Partly cloudy, with a low around 55. South wind 9 to 14 mph, with gusts as high as 21 mph.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm.  Mostly cloudy, with a high near 70. Breezy, with a south wind 20 to 29 mph, with gusts as high as 41 mph.  Chance of precipitation is 60%.

    High: 70 °F

    Breezy.
    Mostly Cloudy
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Rain showers before 10pm, then rain, possibly mixed with snow showers between 10pm and 1am, then a slight chance of snow showers after 1am. Some thunder is also possible.  Low around 24. Breezy, with a west northwest wind 22 to 24 mph, with gusts as high as 40 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Rain/Snow and
    Breezy

  • Monday

    Monday: Mostly cloudy, with a high near 33. Breezy, with a west northwest wind around 22 mph, with gusts as high as 37 mph.

    High: 33 °F

    Mostly Cloudy
    and Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 15. West northwest wind 8 to 17 mph, with gusts as high as 25 mph.

    Low: 15 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 39. Northwest wind around 7 mph becoming southwest in the afternoon.

    High: 39 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow showers after 1am.  Mostly cloudy, with a low around 31. South southeast wind 5 to 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 20%.

    Low: 31 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62. South wind 13 to 16 mph, with gusts as high as 24 mph.

    High: 62 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 41. South southwest wind 5 to 8 mph.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 55. South wind 9 to 14 mph, with gusts as high as 21 mph.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 70. Breezy, with a south wind 20 to 29 mph, with gusts as high as 41 mph. Chance of precipitation is 60%.
Sunday Night
Rain showers before 10pm, then rain, possibly mixed with snow showers between 10pm and 1am, then a slight chance of snow showers after 1am. Some thunder is also possible. Low around 24. Breezy, with a west northwest wind 22 to 24 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
Mostly cloudy, with a high near 33. Breezy, with a west northwest wind around 22 mph, with gusts as high as 37 mph.
Monday Night
Mostly clear, with a low around 15. West northwest wind 8 to 17 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 39. Northwest wind around 7 mph becoming southwest in the afternoon.
Tuesday Night
A slight chance of rain and snow showers after 1am. Mostly cloudy, with a low around 31. South southeast wind 5 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 62. South wind 13 to 16 mph, with gusts as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 41. South southwest wind 5 to 8 mph.
Thursday
Sunny, with a high near 71. South southwest wind 5 to 7 mph.
Thursday Night
Partly cloudy, with a low around 47. South wind around 5 mph.
Friday
Sunny, with a high near 74. South southwest wind 6 to 8 mph.
Friday Night
Partly cloudy, with a low around 49. West southwest wind around 6 mph.
Saturday
Mostly sunny, with a high near 78. West northwest wind 7 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Carbondale/Murphysboro, Southern Illinois Airport IL
 37.81°N 89.25°W
9:06 pm CDT Mar 14, 2026
11pm CDT Mar 14, 2026-6pm CDT Mar 21, 2026
 
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