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.

Mostly Cloudy

36°F

2°C

Humidity 52%
Wind Speed Calm
Barometer 30.40 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 28 Nov 6:47 pm CST
Extended Forecast for

7 Miles WSW Goreville IL

  • Tonight

    Tonight: A 50 percent chance of snow, mainly after 4am. Mostly cloudy, with a low around 29. Calm wind becoming southeast around 6 mph after midnight.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: Snow showers likely, possibly mixed with sleet before 11am, then rain and snow showers likely between 11am and noon, then rain after noon. High near 41. South wind 6 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow and sleet accumulation of less than a half inch possible.

    High: 41 °F

    Wintry Mix
    Likely then
    Rain

  • Saturday Night

    Saturday Night: Rain before midnight, then a slight chance of showers between midnight and 3am. Low around 27. South wind 10 to 13 mph becoming west northwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 80%.

    Low: 27 °F

    Rain then
    Slight Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 33. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 33 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 22. North northeast wind 3 to 6 mph.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of snow showers after noon. Mostly cloudy, with a high near 34. East northeast wind around 5 mph becoming calm in the afternoon.

    High: 34 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Monday Night

    Monday Night: Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 23. Light north northwest wind. Chance of precipitation is 60%.

    Low: 23 °F

    Snow Showers
    Likely

  • Tuesday

    Tuesday: A slight chance of snow showers before noon. Partly sunny, with a high near 32. North northwest wind 3 to 6 mph.

    High: 32 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 18. Calm wind.

    Low: 18 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of snow, mainly after 4am. Mostly cloudy, with a low around 29. Calm wind becoming southeast around 6 mph after midnight.
Saturday
Snow showers likely, possibly mixed with sleet before 11am, then rain and snow showers likely between 11am and noon, then rain after noon. High near 41. South wind 6 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow and sleet accumulation of less than a half inch possible.
Saturday Night
Rain before midnight, then a slight chance of showers between midnight and 3am. Low around 27. South wind 10 to 13 mph becoming west northwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 80%.
Sunday
Partly sunny, with a high near 33. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 22. North northeast wind 3 to 6 mph.
Monday
A 20 percent chance of snow showers after noon. Mostly cloudy, with a high near 34. East northeast wind around 5 mph becoming calm in the afternoon.
Monday Night
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 23. Light north northwest wind. Chance of precipitation is 60%.
Tuesday
A slight chance of snow showers before noon. Partly sunny, with a high near 32. North northwest wind 3 to 6 mph.
Tuesday Night
Partly cloudy, with a low around 18. Calm wind.
Wednesday
Mostly sunny, with a high near 38. Calm wind becoming south southwest around 6 mph.
Wednesday Night
Mostly cloudy, with a low around 23. Light and variable wind.
Thursday
Partly sunny, with a high near 36. North northwest wind 3 to 6 mph.
Thursday Night
A slight chance of freezing rain. Mostly cloudy, with a low around 24. Calm wind.
Friday
A slight chance of showers. Mostly cloudy, with a high near 40. Calm wind becoming south southwest 5 to 7 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WSW Goreville IL
 37.52°N 89.1°W
Last Update:
9:06 pm CST Nov 28, 2025
Forecast Valid:
9pm CST Nov 28, 2025-6pm CST Dec 5, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation