Hazardous Weather Conditions
Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Fair
77°F
25°C
| Humidity | 58% |
| Wind Speed | S 16 mph |
| Barometer | 29.73 in (1006.3 mb) |
| Dewpoint | 61°F (16°C) |
| Visibility | 10.00 mi |
| Heat Index | 79°F (26°C) |
| Last update | 22 Mar 10:52 am CDT |
Extended Forecast for
Murphysboro IL
Today
High: 87 °F
Sunny
Tonight
Low: 37 °F
Chance
T-storms then
Mostly ClearMonday
High: 58 °F
Increasing
CloudsMonday Night
Low: 40 °F
Mostly Cloudy
Tuesday
High: 66 °F
Mostly Sunny
Tuesday Night
Low: 45 °F
Mostly Cloudy
Wednesday
High: 74 °F
Partly Sunny
Wednesday Night
Low: 61 °F
Partly Cloudy
then Slight
Chance
T-stormsThursday
High: 85 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 87. South southwest wind 5 to 14 mph, with gusts as high as 23 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 10pm. Mostly cloudy, then gradually becoming clear, with a low around 37. North wind 14 to 18 mph, with gusts as high as 28 mph.
Monday
Increasing clouds, with a high near 58. North northeast wind 9 to 11 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 40. Northeast wind around 6 mph.
Tuesday
Mostly sunny, with a high near 66. Southeast wind 3 to 6 mph.
Tuesday Night
Mostly cloudy, with a low around 45. Light southeast wind.
Wednesday
Partly sunny, with a high near 74. Light south wind becoming south southwest 5 to 9 mph in the morning.
Wednesday Night
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 61. South wind 7 to 9 mph.
Thursday
Sunny, with a high near 85. South southwest wind 9 to 14 mph, with gusts as high as 21 mph.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 44. Southwest wind 11 to 13 mph becoming north after midnight. Winds could gust as high as 21 mph.
Friday
A chance of showers. Mostly cloudy, with a high near 55. North northeast wind 11 to 13 mph, with gusts as high as 20 mph.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 34. North northeast wind 7 to 10 mph.
Saturday
Mostly sunny, with a high near 58. East northeast wind around 7 mph.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Murphysboro IL
37.77°N 89.34°W
37.77°N 89.34°W
11:36 am CDT Mar 22, 2026
11am CDT Mar 22, 2026-6pm CDT Mar 28, 2026
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