Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Mostly Cloudy
68°F
20°C
| Humidity | 87% |
| Wind Speed | SW 14 mph |
| Barometer | 29.98 in (1015.1 mb) |
| Dewpoint | 64°F (18°C) |
| Visibility | 10.00 mi |
| Last update | 5 Mar 12:52 pm CST |
Extended Forecast for
Murphysboro IL
This Afternoon

High: 71 °F
Chance
T-stormsTonight

Low: 60 °F
Chance
T-stormsFriday

High: 77 °F
Partly Sunny
Friday Night
Low: 63 °F
Mostly Cloudy
then Showers
LikelySaturday
High: 73 °F
Showers then
Chance
T-stormsSaturday Night
Low: 43 °F
Slight Chance
Showers then
Partly CloudySunday

High: 66 °F
Mostly Sunny
Sunday Night

Low: 50 °F
Mostly Clear
Monday
High: 76 °F
Mostly Sunny
then Slight
Chance
Showers
Detailed Forecast
This Afternoon
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 71. West southwest wind 6 to 10 mph.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. South wind around 6 mph. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 77. South wind 7 to 17 mph, with gusts as high as 26 mph.
Friday Night
Showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 63. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Saturday
Showers and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. High near 73. South southwest wind 9 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 80%.
Saturday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 43. Northwest wind 5 to 8 mph becoming calm after midnight.
Sunday
Mostly sunny, with a high near 66. Calm wind becoming southwest around 5 mph.
Sunday Night
Mostly clear, with a low around 50. South wind 3 to 6 mph.
Monday
A slight chance of showers after noon. Mostly sunny, with a high near 76. South southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Monday Night
A slight chance of showers, then a chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 61. South southwest wind around 10 mph, with gusts as high as 18 mph.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 77. South southwest wind 9 to 16 mph, with gusts as high as 25 mph.
Tuesday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 60. South southwest wind 13 to 16 mph, with gusts as high as 26 mph.
Wednesday
Showers. Mostly cloudy, with a high near 70. South southwest wind 14 to 16 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph.
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Murphysboro IL
37.77°N 89.34°W
37.77°N 89.34°W
12:26 pm CST Mar 5, 2026
1pm CST Mar 5, 2026-6pm CDT Mar 11, 2026


