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Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Overcast

73°F

23°C

Humidity 74%
Wind Speed S 12 mph
Barometer 29.99 in (1015.3 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 6 Mar 2:52 pm CST
Extended Forecast for

Du Quoin IL

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms before 5pm. Partly sunny, with a high near 78. South wind around 15 mph, with gusts as high as 25 mph.

    High: 78 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly after 5am. Increasing clouds, with a low around 63. South wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    Low: 63 °F

    Mostly Cloudy
    then T-storms
    Likely

  • Saturday

    Saturday: Showers and thunderstorms, mainly before 1pm. High near 73. South southwest wind around 14 mph becoming west northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 90%.

    High: 73 °F

    T-storms then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 39. Northwest wind 6 to 11 mph becoming light after midnight. Winds could gust as high as 18 mph.

    Low: 39 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 64. Calm wind becoming southwest around 6 mph in the morning.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 46. South southwest wind 5 to 7 mph.

    Low: 46 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 74. South southwest wind 7 to 15 mph, with gusts as high as 23 mph.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, mainly after midnight. Mostly clear, with a low around 61. South southwest wind 8 to 11 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 77. South southwest wind 8 to 15 mph, with gusts as high as 23 mph.

    High: 77 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms before 5pm. Partly sunny, with a high near 78. South wind around 15 mph, with gusts as high as 25 mph.
Tonight
Showers and thunderstorms likely, mainly after 5am. Increasing clouds, with a low around 63. South wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Saturday
Showers and thunderstorms, mainly before 1pm. High near 73. South southwest wind around 14 mph becoming west northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 90%.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 39. Northwest wind 6 to 11 mph becoming light after midnight. Winds could gust as high as 18 mph.
Sunday
Sunny, with a high near 64. Calm wind becoming southwest around 6 mph in the morning.
Sunday Night
Clear, with a low around 46. South southwest wind 5 to 7 mph.
Monday
Sunny, with a high near 74. South southwest wind 7 to 15 mph, with gusts as high as 23 mph.
Monday Night
A chance of showers and thunderstorms, mainly after midnight. Mostly clear, with a low around 61. South southwest wind 8 to 11 mph, with gusts as high as 20 mph.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 77. South southwest wind 8 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
Showers and possibly a thunderstorm. Cloudy, with a low around 56. South southwest wind around 14 mph, with gusts as high as 23 mph.
Wednesday
Showers and possibly a thunderstorm. Cloudy, with a high near 65. West southwest wind around 14 mph becoming north northwest in the afternoon. Winds could gust as high as 22 mph.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 37. North wind 7 to 13 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 57. North wind 7 to 9 mph becoming east in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Du Quoin IL
 38.01°N 89.24°W
Last Update:
2:26 pm CST Mar 6, 2026
Forecast Valid:
3pm CST Mar 6, 2026-6pm CDT Mar 12, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation