Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Fair
70°F
21°C
| Humidity | 60% |
| Wind Speed | NE 8 mph |
| Barometer | 30.22 in |
| Dewpoint | 55°F (13°C) |
| Visibility | 10.00 mi |
| Last update | 3 Oct 11:52 am CDT |
Extended Forecast for
Murphysboro IL
This Afternoon
High: 73 °F
Sunny
Tonight
Low: 51 °F
Partly Cloudy
then Patchy
FogSunday
High: 78 °F
Sunny
Sunday Night
Low: 52 °F
Mostly Clear
Monday
High: 74 °F
Sunny
Monday Night
Low: 47 °F
Clear
Tuesday
High: 75 °F
Sunny
Tuesday Night
Low: 48 °F
Clear
Wednesday
High: 81 °F
Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 73. East northeast wind around 8 mph.
Tonight
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 51. Light north wind.
Sunday
Sunny, with a high near 78. Calm wind becoming north 5 to 8 mph in the morning.
Sunday Night
Mostly clear, with a low around 52. North wind 3 to 5 mph.
Monday
Sunny, with a high near 74. Northeast wind 5 to 8 mph.
Monday Night
Clear, with a low around 47. Light east northeast wind.
Tuesday
Sunny, with a high near 75. Light east wind.
Tuesday Night
Clear, with a low around 48. Calm wind.
Wednesday
Sunny, with a high near 81. Calm wind becoming west southwest around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 52. Calm wind.
Thursday
Sunny, with a high near 81. Calm wind.
Thursday Night
Clear, with a low around 53. Calm wind.
Friday
Sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Murphysboro IL
37.77°N 89.37°W
37.77°N 89.37°W
12:41 pm CDT Oct 3, 2026
12pm CDT Oct 3, 2026-6pm CDT Oct 9, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
