Hazardous Weather Conditions
Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Rain Fog/Mist
59°F
15°C
| Humidity | 96% |
| Wind Speed | SE 8 mph |
| Barometer | 29.98 in (1015.0 mb) |
| Dewpoint | 58°F (14°C) |
| Visibility | 3.00 mi |
| Last update | 5 Mar 4:52 am CST |
Extended Forecast for
Murphysboro IL
Flood Watch until March 5, 12:00pm
NOW until 12:00pm Thu

Flood Watch
Overnight

Low: 60 °F
Showers and
Patchy FogThursday
High: 72 °F
Showers and
Patchy Fog
then Chance
T-stormsThursday Night
Low: 59 °F
Chance
T-storms then
Chance
Showers and
Patchy FogFriday
High: 77 °F
Partly Sunny
then Chance
ShowersFriday Night
Low: 61 °F
Slight Chance
Showers then
Showers
LikelySaturday
High: 71 °F
Showers then
Chance
ShowersSaturday Night

Low: 42 °F
Partly Cloudy
Sunday

High: 64 °F
Sunny
Detailed Forecast
Overnight
Showers and possibly a thunderstorm. Patchy fog. Low around 60. Southeast wind around 6 mph. Chance of precipitation is 90%.
Thursday
Showers and thunderstorms, mainly before 3pm. Patchy fog before 10am. High near 72. Southeast wind 6 to 9 mph becoming west southwest in the afternoon. Chance of precipitation is 80%.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly before 2am. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 59. South wind 3 to 7 mph.
Friday
A 30 percent chance of showers after noon. Partly sunny, with a high near 77. South wind 8 to 16 mph, with gusts as high as 26 mph.
Friday Night
A slight chance of showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 61. South wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Saturday
Showers and possibly a thunderstorm. High near 71. 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
Partly cloudy, with a low around 42. Northwest wind 5 to 8 mph becoming calm after midnight.
Sunday
Sunny, with a high near 64. Calm wind becoming west southwest around 5 mph.
Sunday Night
Mostly clear, with a low around 47. South southwest wind 3 to 6 mph.
Monday
Sunny, with a high near 73. South southwest wind 6 to 13 mph, with gusts as high as 21 mph.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 60. South southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 76. South southwest wind 11 to 17 mph, with gusts as high as 26 mph.
Tuesday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 56. South southwest wind 15 to 17 mph, with gusts as high as 28 mph.
Wednesday
Showers. Mostly cloudy, with a high near 64. Southwest wind 15 to 17 mph becoming north northwest in the afternoon. Winds could gust as high as 28 mph.
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ABOUT THIS FORECAST
Point Forecast:
Murphysboro IL
37.77°N 89.34°W
37.77°N 89.34°W
3:51 am CST Mar 5, 2026
5am CST Mar 5, 2026-6pm CDT Mar 11, 2026



