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

Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

10°F

-12°C

Humidity 72%
Wind Speed W 3 mph
Barometer 30.45 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 1 Feb 4:35 am CST
Extended Forecast for

3 Miles SW Goreville IL

  • Today

    Today: Increasing clouds, with a high near 28. Calm wind becoming south southwest 5 to 8 mph in the afternoon.

    High: 28 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A 50 percent chance of snow before 11pm. Mostly cloudy, with a low around 20. South southwest wind 3 to 6 mph.

    Low: 20 °F

    Chance Snow
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 39. Light southwest wind.

    High: 39 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 26. Calm wind.

    Low: 26 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A slight chance of freezing rain before 9am, then a chance of rain showers between 9am and 3pm, then a chance of snow showers after 3pm. Mostly cloudy, with a high near 37. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 37 °F

    Chance Wintry
    Mix

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 21. North wind 3 to 6 mph.

    Low: 21 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 31. North wind 3 to 7 mph.

    High: 31 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 14. Light north wind.

    Low: 14 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 35. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 35 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 28. Calm wind becoming south southwest 5 to 8 mph in the afternoon.
Tonight
A 50 percent chance of snow before 11pm. Mostly cloudy, with a low around 20. South southwest wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 39. Light southwest wind.
Monday Night
Increasing clouds, with a low around 26. Calm wind.
Tuesday
A slight chance of freezing rain before 9am, then a chance of rain showers between 9am and 3pm, then a chance of snow showers after 3pm. Mostly cloudy, with a high near 37. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 21. North wind 3 to 6 mph.
Wednesday
Partly sunny, with a high near 31. North wind 3 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 14. Light north wind.
Thursday
Mostly sunny, with a high near 35. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 27. Southwest wind around 6 mph.
Friday
Mostly sunny, with a high near 47. West southwest wind 6 to 8 mph becoming northwest in the afternoon.
Friday Night
Partly cloudy, with a low around 22. North wind 3 to 6 mph.
Saturday
Mostly sunny, with a high near 34. North northeast wind around 5 mph becoming calm in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Goreville IL
 37.51°N 89.02°W
Last Update:
4:46 am CST Feb 1, 2026
Forecast Valid:
4am CST Feb 1, 2026-6pm CST Feb 7, 2026
 
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Additional Resources

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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