Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Mostly Cloudy
55°F
13°C
| Humidity | 53% |
| Wind Speed | NW 6 mph |
| Barometer | 30.09 in (1018.8 mb) |
| Dewpoint | 38°F (3°C) |
| Visibility | 10.00 mi |
| Wind Chill | 54°F (12°C) |
| Last update | 18 Apr 5:52 pm CDT |
Extended Forecast for
Murphysboro IL
Tonight

Low: 38 °F
Mostly Clear
Sunday

High: 68 °F
Sunny
Sunday Night

Low: 41 °F
Mostly Clear
Monday

High: 69 °F
Sunny
Monday Night

Low: 49 °F
Clear
Tuesday

High: 77 °F
Sunny
Tuesday Night

Low: 55 °F
Mostly Clear
Wednesday

High: 79 °F
Sunny
Wednesday Night

Low: 59 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 38. North northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.
Sunday
Sunny, with a high near 68. Light southwest wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 41. West wind around 6 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 69. Light and variable wind becoming east northeast around 5 mph.
Monday Night
Clear, with a low around 49. South southeast wind around 6 mph.
Tuesday
Sunny, with a high near 77. South southwest wind 7 to 14 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 55. Southwest wind 6 to 10 mph.
Wednesday
Sunny, with a high near 79. Southwest wind 6 to 9 mph.
Wednesday Night
Mostly clear, with a low around 59. South wind around 6 mph.
Thursday
Sunny, with a high near 83. South wind 7 to 15 mph, with gusts as high as 23 mph.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 63. South wind around 11 mph, with gusts as high as 22 mph.
Friday
Showers and thunderstorms likely. Partly sunny, with a high near 78. South wind 13 to 15 mph, with gusts as high as 24 mph.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 52. West southwest wind around 10 mph.
Saturday
A slight chance of showers. Mostly sunny, with a high near 72. North northwest wind around 10 mph.
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ABOUT THIS FORECAST
Point Forecast:
Murphysboro IL
37.77°N 89.34°W
37.77°N 89.34°W
3:02 pm CDT Apr 18, 2026
6pm CDT Apr 18, 2026-6pm CDT Apr 25, 2026


