National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

54°F

12°C

Humidity 100%
Wind Speed Calm
Barometer 30.21 in (1022.7 mb)
Dewpoint 54°F (12°C)
Visibility 5.00 mi
Last update 14 Oct 5:52 am CDT
Extended Forecast for

3 Miles WSW Du Quoin IL

  • Today

    Today: Sunny, with a high near 83. Calm wind becoming east northeast 5 to 7 mph in the afternoon.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 55. East northeast wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84. Calm wind becoming east northeast around 6 mph in the afternoon.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. East wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Light east wind becoming east southeast 5 to 9 mph in the morning.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. East southeast wind around 6 mph.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 83. South wind 5 to 10 mph.

    High: 83 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. South wind around 8 mph.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 78. Southwest wind 10 to 14 mph, with gusts as high as 18 mph.

    High: 78 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 83. Calm wind becoming east northeast 5 to 7 mph in the afternoon.
Tonight
Clear, with a low around 55. East northeast wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 84. Calm wind becoming east northeast around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 56. East wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 80. Light east wind becoming east southeast 5 to 9 mph in the morning.
Thursday Night
Partly cloudy, with a low around 56. East southeast wind around 6 mph.
Friday
Partly sunny, with a high near 83. South wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 63. South wind around 8 mph.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 78. Southwest wind 10 to 14 mph, with gusts as high as 18 mph.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 51. South southwest wind 7 to 10 mph becoming west after midnight.
Sunday
A slight chance of showers. Sunny, with a high near 70. West northwest wind 9 to 15 mph, with gusts as high as 21 mph.
Sunday Night
Clear, with a low around 44. West wind 3 to 8 mph.
Monday
Sunny, with a high near 73. Southwest wind 5 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Du Quoin IL
 37.99°N 89.3°W
Last Update:
6:17 am CDT Oct 14, 2025
Forecast Valid:
6am CDT Oct 14, 2025-6pm CDT Oct 20, 2025
 
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Additional Resources

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Chance of Precipitation