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

Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Overcast

64°F

18°C

Humidity 90%
Wind Speed S 9 mph
Barometer 30.14 in (1020.7 mb)
Dewpoint 61°F (16°C)
Visibility 8.00 mi
Last update 24 Dec 12:52 pm CST
Extended Forecast for

Carbondale/Murphysboro, Southern Illinois Airport IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 67. South wind around 9 mph.

    High: 67 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. Southwest wind 7 to 11 mph, with gusts as high as 18 mph.

    Low: 57 °F

    Mostly Cloudy

  • Christmas Day

    Christmas Day: Mostly cloudy, with a high near 69. Southwest wind 6 to 8 mph.

    High: 69 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 56. South wind 6 to 10 mph.

    Low: 56 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 72. West southwest wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 72 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 49. West southwest wind around 6 mph becoming calm in the evening.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 69. Light southeast wind becoming south 5 to 10 mph in the morning.

    High: 69 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 47. South wind around 11 mph becoming west northwest after midnight. Winds could gust as high as 18 mph.

    Low: 47 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers. Mostly cloudy, with a high near 56. Northwest wind 11 to 16 mph, with gusts as high as 28 mph.

    High: 56 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 67. South wind around 9 mph.
Tonight
Mostly cloudy, with a low around 57. Southwest wind 7 to 11 mph, with gusts as high as 18 mph.
Christmas Day
Mostly cloudy, with a high near 69. Southwest wind 6 to 8 mph.
Thursday Night
Mostly cloudy, with a low around 56. South wind 6 to 10 mph.
Friday
Mostly sunny, with a high near 72. West southwest wind 7 to 13 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 49. West southwest wind around 6 mph becoming calm in the evening.
Saturday
Mostly cloudy, with a high near 69. Light southeast wind becoming south 5 to 10 mph in the morning.
Saturday Night
Mostly cloudy, with a low around 47. South wind around 11 mph becoming west northwest after midnight. Winds could gust as high as 18 mph.
Sunday
A chance of showers. Mostly cloudy, with a high near 56. Northwest wind 11 to 16 mph, with gusts as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 20. Northwest wind 13 to 15 mph, with gusts as high as 22 mph.
Monday
Mostly sunny, with a high near 30. Northwest wind 9 to 14 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 18. Northwest wind 5 to 8 mph.
Tuesday
Mostly sunny, with a high near 35. West northwest wind 5 to 10 mph becoming south southwest in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Carbondale/Murphysboro, Southern Illinois Airport IL
 37.79°N 89.25°W
Last Update:
10:41 am CST Dec 24, 2025
Forecast Valid:
1pm CST Dec 24, 2025-6pm CST Dec 30, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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