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.

Fog/Mist

50°F

10°C

Humidity 96%
Wind Speed N 3 mph
Barometer 30.11 in (1019.7 mb)
Dewpoint 49°F (9°C)
Visibility 2.00 mi
Last update 19 Nov 4:52 am CST
Extended Forecast for

Carbondale/Murphysboro, Southern Illinois Airport IL

  • Today

    Today: Mostly cloudy, with a high near 58. Light north wind.

    High: 58 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers, mainly after 9am. High near 61. Calm wind becoming south southeast around 6 mph in the morning. Chance of precipitation is 80%.

    High: 61 °F

    Showers

  • Thursday Night

    Thursday Night: Showers. Low around 54. Light and variable wind. Chance of precipitation is 90%.

    Low: 54 °F

    Showers

  • Friday

    Friday: Showers, with thunderstorms also possible after 3pm. High near 65. Light and variable wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 90%.

    High: 65 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 51. East wind around 6 mph becoming northwest after midnight. Chance of precipitation is 70%.

    Low: 51 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 64. Northwest wind 5 to 7 mph.

    High: 64 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45. Light west northwest wind.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 64. Calm wind becoming west around 5 mph.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 58. Light north wind.
Tonight
Mostly cloudy, with a low around 48. Calm wind.
Thursday
Showers, mainly after 9am. High near 61. Calm wind becoming south southeast around 6 mph in the morning. Chance of precipitation is 80%.
Thursday Night
Showers. Low around 54. Light and variable wind. Chance of precipitation is 90%.
Friday
Showers, with thunderstorms also possible after 3pm. High near 65. Light and variable wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 90%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 51. East wind around 6 mph becoming northwest after midnight. Chance of precipitation is 70%.
Saturday
Partly sunny, with a high near 64. Northwest wind 5 to 7 mph.
Saturday Night
Partly cloudy, with a low around 45. Light west northwest wind.
Sunday
Mostly sunny, with a high near 64. Calm wind becoming west around 5 mph.
Sunday Night
A slight chance of showers. Mostly cloudy, with a low around 43. Calm wind.
Monday
A chance of showers. Mostly cloudy, with a high near 61. Calm wind becoming south southeast 5 to 7 mph in the morning.
Monday Night
A chance of showers. Mostly cloudy, with a low around 46. East wind 3 to 6 mph.
Tuesday
A chance of showers. Mostly cloudy, with a high near 57. Southeast wind 6 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Carbondale/Murphysboro, Southern Illinois Airport IL
 37.77°N 89.26°W
Last Update:
3:51 am CST Nov 19, 2025
Forecast Valid:
5am CST Nov 19, 2025-6pm CST Nov 25, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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