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

Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Thunderstorm in Vicinity Light Rain

73°F

23°C

Humidity 59%
Wind Speed S 16 G 28 mph
Barometer 29.93 in (1013.3 mb)
Dewpoint 58°F (14°C)
Visibility 9.00 mi
Last update 16 Apr 3:52 pm CDT
Extended Forecast for

Du Quoin IL

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 81. West southwest wind around 8 mph.

    High: 81 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly clear, with a low around 59. South wind 3 to 5 mph.

    Low: 59 °F

    Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly between 1pm and 3pm. Mostly sunny, with a high near 85. South wind 5 to 14 mph, with gusts as high as 22 mph.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 52. South wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%.

    Low: 52 °F

    Chance
    T-storms then
    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 66. Northwest wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    High: 66 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 1am. Mostly clear, with a low around 39. Northwest wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 39 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 66. West northwest wind 5 to 13 mph, with gusts as high as 20 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 42. North northwest wind around 6 mph becoming calm in the evening.

    Low: 42 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 72. Light and variable wind becoming south southeast 5 to 7 mph in the morning.

    High: 72 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 81. West southwest wind around 8 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly clear, with a low around 59. South wind 3 to 5 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly between 1pm and 3pm. Mostly sunny, with a high near 85. South wind 5 to 14 mph, with gusts as high as 22 mph.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 52. South wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 66. Northwest wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Saturday Night
A 20 percent chance of showers before 1am. Mostly clear, with a low around 39. Northwest wind 6 to 13 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 66. West northwest wind 5 to 13 mph, with gusts as high as 20 mph.
Sunday Night
Clear, with a low around 42. North northwest wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 72. Light and variable wind becoming south southeast 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 52. South wind around 8 mph.
Tuesday
Sunny, with a high near 77. Southwest wind 8 to 14 mph, with gusts as high as 22 mph.
Tuesday Night
Partly cloudy, with a low around 55. South southwest wind 7 to 9 mph.
Wednesday
Mostly sunny, with a high near 77. Southwest wind 6 to 10 mph.
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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:
2:57 pm CDT Apr 16, 2026
Forecast Valid:
4pm CDT Apr 16, 2026-6pm CDT Apr 22, 2026
 
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Additional Resources

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