Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Fair
29°F
-2°C
| Humidity | 54% |
| Wind Speed | N 12 G 20 mph |
| Barometer | 30.09 in (1019.1 mb) |
| Dewpoint | 14°F (-10°C) |
| Visibility | 10.00 mi |
| Wind Chill | 19°F (-7°C) |
| Last update | 14 Jan 7:52 pm CST |
Extended Forecast for
Murphysboro IL
Tonight
Low: 19 °F
Clear
Thursday
High: 35 °F
Sunny
Thursday Night
Low: 29 °F⇑
Mostly Cloudy
then Slight
Chance Snow
ShowersFriday
High: 46 °F
Partly Sunny
Friday Night
Low: 23 °F
Mostly Cloudy
Saturday
High: 30 °F
Partly Sunny
Saturday Night
Low: 10 °F
Partly Cloudy
Sunday
High: 26 °F
Sunny
Sunday Night
Low: 16 °F
Partly Cloudy
Detailed Forecast
Tonight
Clear, with a low around 19. Northwest wind 7 to 13 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 35. Northwest wind 5 to 7 mph becoming south southwest in the afternoon.
Thursday Night
A 20 percent chance of snow showers after midnight. Mostly cloudy, with a temperature falling to near 29 by 8pm, then rising to around 35 during the remainder of the night. South wind 5 to 13 mph, with gusts as high as 22 mph.
Friday
Partly sunny, with a high near 46. West wind 10 to 13 mph, with gusts as high as 21 mph.
Friday Night
Mostly cloudy, with a low around 23. West wind around 10 mph, with gusts as high as 18 mph.
Saturday
Partly sunny, with a high near 30. West northwest wind 9 to 14 mph, with gusts as high as 23 mph.
Saturday Night
Partly cloudy, with a low around 10. Northwest wind 6 to 8 mph.
Sunday
Sunny, with a high near 26. West northwest wind 6 to 10 mph becoming southwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 16. South southwest wind 7 to 10 mph.
M.L.King Day
Mostly sunny, with a high near 30. Northwest wind 8 to 13 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 11. Northwest wind 3 to 7 mph.
Tuesday
Sunny, with a high near 33. Light and variable wind becoming west southwest 5 to 9 mph in the morning.
Tuesday Night
Mostly clear, with a low around 20. South southwest wind 7 to 9 mph.
Wednesday
Sunny, with a high near 40. Southwest wind 8 to 11 mph, with gusts as high as 18 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Murphysboro IL
37.77°N 89.34°W
37.77°N 89.34°W
7:27 pm CST Jan 14, 2026
8pm CST Jan 14, 2026-6pm CST Jan 21, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
