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Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Murphysboro IL

  • Today

    Today: Mostly sunny, with a high near 91. Light west southwest wind.

    High: 91 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 9am. Otherwise, sunny, with a high near 93. Calm wind becoming south 5 to 9 mph in the morning.

    High: 93 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73. South wind 5 to 7 mph.

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 95. South southwest wind 6 to 10 mph.

    High: 95 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. South southwest wind 7 to 9 mph.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 97. South southwest wind 8 to 10 mph.

    High: 97 °F

    Hot

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 75. South southwest wind 8 to 10 mph.

    Low: 75 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 94. Southwest wind 7 to 9 mph.

    High: 94 °F

    Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 91. Light west southwest wind.
Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 71. Calm wind.
Sunday
Patchy fog before 9am. Otherwise, sunny, with a high near 93. Calm wind becoming south 5 to 9 mph in the morning.
Sunday Night
Mostly clear, with a low around 73. South wind 5 to 7 mph.
Monday
Sunny, with a high near 95. South southwest wind 6 to 10 mph.
Monday Night
Mostly clear, with a low around 76. South southwest wind 7 to 9 mph.
Tuesday
Sunny and hot, with a high near 97. South southwest wind 8 to 10 mph.
Tuesday Night
A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 75. South southwest wind 8 to 10 mph.
Wednesday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 94. Southwest wind 7 to 9 mph.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Southwest wind 6 to 10 mph.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 90. Southwest wind 5 to 7 mph.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. South southeast wind 3 to 5 mph.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. South southeast wind 5 to 7 mph becoming southwest in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Murphysboro IL
 37.77°N 89.31°W
Last Update:
1:46 am CDT Aug 8, 2026
Forecast Valid:
6am CDT Aug 8, 2026-6pm CDT Aug 14, 2026
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation