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

41°F

5°C

Humidity 67%
Wind Speed N 13 mph
Barometer 30.20 in (1022.6 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 23 Mar 3:52 am CDT
Extended Forecast for

5 Miles W Murphysboro IL

  • Today

    Today: Sunny, with a high near 55. North northeast wind 11 to 14 mph, with gusts as high as 25 mph.

    High: 55 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 37. East northeast wind around 7 mph.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 61. East northeast wind around 6 mph becoming southeast in the afternoon.

    High: 61 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42. East wind around 5 mph becoming calm in the evening.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73. Calm wind becoming south 5 to 9 mph in the morning.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. South wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. South southwest wind 9 to 14 mph, with gusts as high as 23 mph.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 45. South southwest wind 11 to 14 mph becoming north after midnight. Winds could gust as high as 22 mph.

    Low: 45 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers. Mostly cloudy, with a high near 54. North wind around 14 mph, with gusts as high as 24 mph.

    High: 54 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 55. North northeast wind 11 to 14 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, with a low around 37. East northeast wind around 7 mph.
Tuesday
Partly sunny, with a high near 61. East northeast wind around 6 mph becoming southeast in the afternoon.
Tuesday Night
Partly cloudy, with a low around 42. East wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 73. Calm wind becoming south 5 to 9 mph in the morning.
Wednesday Night
Mostly clear, with a low around 59. South wind 7 to 10 mph, with gusts as high as 18 mph.
Thursday
Sunny, with a high near 85. South southwest wind 9 to 14 mph, with gusts as high as 23 mph.
Thursday Night
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 45. South southwest wind 11 to 14 mph becoming north after midnight. Winds could gust as high as 22 mph.
Friday
A chance of showers. Mostly cloudy, with a high near 54. North wind around 14 mph, with gusts as high as 24 mph.
Friday Night
A slight chance of showers before 1am. Partly cloudy, with a low around 33. North wind 7 to 11 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 57. North wind around 7 mph.
Saturday Night
Partly cloudy, with a low around 37. Light and variable wind.
Sunday
Mostly sunny, with a high near 64. South wind 5 to 7 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Murphysboro IL
 37.77°N 89.42°W
Last Update:
1:51 am CDT Mar 23, 2026
Forecast Valid:
4am CDT Mar 23, 2026-6pm CDT Mar 29, 2026
 
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