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.

N/A

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

2 Miles SW Du Quoin IL

  • Today

    Today: A 20 percent chance of snow after 5pm. Increasing clouds, with a high near 29. Wind chill values as low as -3. Light and variable wind becoming south 5 to 9 mph in the morning.

    High: 29 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Tonight

    Tonight: A 50 percent chance of snow before 11pm. Mostly cloudy, with a low around 19. South southwest wind 5 to 8 mph.

    Low: 19 °F

    Chance Snow
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 38. Southwest wind 3 to 6 mph.

    High: 38 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 25. Light and variable wind.

    Low: 25 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow showers. Mostly cloudy, with a high near 36. Light and variable wind becoming north 5 to 7 mph in the morning.

    High: 36 °F

    Slight Chance
    Snow Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 18. North wind around 6 mph.

    Low: 18 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 30. North wind 5 to 7 mph.

    High: 30 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 12. Light and variable wind.

    Low: 12 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 35. Calm wind becoming south southwest 5 to 8 mph in the morning.

    High: 35 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of snow after 5pm. Increasing clouds, with a high near 29. Wind chill values as low as -3. Light and variable wind becoming south 5 to 9 mph in the morning.
Tonight
A 50 percent chance of snow before 11pm. Mostly cloudy, with a low around 19. South southwest wind 5 to 8 mph.
Monday
Mostly sunny, with a high near 38. Southwest wind 3 to 6 mph.
Monday Night
Mostly cloudy, with a low around 25. Light and variable wind.
Tuesday
A 20 percent chance of snow showers. Mostly cloudy, with a high near 36. Light and variable wind becoming north 5 to 7 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 18. North wind around 6 mph.
Wednesday
Mostly sunny, with a high near 30. North wind 5 to 7 mph.
Wednesday Night
Mostly clear, with a low around 12. Light and variable wind.
Thursday
Mostly sunny, with a high near 35. Calm wind becoming south southwest 5 to 8 mph in the morning.
Thursday Night
Partly cloudy, with a low around 28. South wind 8 to 10 mph becoming west southwest after midnight. Winds could gust as high as 18 mph.
Friday
Mostly sunny, with a high near 45. West southwest wind around 10 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Partly cloudy, with a low around 21. North northwest wind 6 to 8 mph.
Saturday
Mostly sunny, with a high near 32. North wind around 6 mph becoming east in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Du Quoin IL
 37.99°N 89.27°W
Last Update:
4:46 am CST Feb 1, 2026
Forecast Valid:
6am CST Feb 1, 2026-6pm CST Feb 7, 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