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.

N/A

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

5 Miles NW Goreville IL

  • Overnight

    Overnight: A 30 percent chance of snow showers, mainly after 5am. Cloudy, with a steady temperature around 34. Southeast wind 6 to 8 mph.

    Low: 34 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: Rain showers, snow showers, and sleet before 11am, then rain, possibly mixed with snow showers between 11am and noon, then rain showers after noon. High near 41. Breezy, with a south wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.

    High: 41 °F

    Wintry Mix
    then Showers
    and Breezy

  • Saturday Night

    Saturday Night: Showers likely, mainly before 11pm. Cloudy, with a low around 30. South wind 10 to 16 mph becoming west northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 60%.

    Low: 30 °F

    Showers
    Likely then
    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 32. Northwest wind 8 to 13 mph, with gusts as high as 21 mph.

    High: 32 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24. North northwest wind 5 to 7 mph becoming east northeast after midnight.

    Low: 24 °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. Low around 26. Calm wind becoming north northwest around 5 mph after midnight. Chance of precipitation is 80%.

    Low: 26 °F

    Snow Showers

  • Tuesday

    Tuesday: A slight chance of snow showers before noon. Mostly cloudy, with a high near 31. North northwest wind 3 to 7 mph.

    High: 31 °F

    Slight Chance
    Snow Showers
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of snow showers, mainly after 5am. Cloudy, with a steady temperature around 34. Southeast wind 6 to 8 mph.
Saturday
Rain showers, snow showers, and sleet before 11am, then rain, possibly mixed with snow showers between 11am and noon, then rain showers after noon. High near 41. Breezy, with a south wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.
Saturday Night
Showers likely, mainly before 11pm. Cloudy, with a low around 30. South wind 10 to 16 mph becoming west northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 60%.
Sunday
Partly sunny, with a high near 32. Northwest wind 8 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Mostly cloudy, with a low around 24. North northwest wind 5 to 7 mph becoming east northeast after midnight.
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. Low around 26. Calm wind becoming north northwest around 5 mph after midnight. Chance of precipitation is 80%.
Tuesday
A slight chance of snow showers before noon. Mostly cloudy, with a high near 31. North northwest wind 3 to 7 mph.
Tuesday Night
Partly cloudy, with a low around 20. Calm wind.
Wednesday
Mostly sunny, with a high near 37. Calm wind becoming south southwest around 6 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 23. Light and variable wind becoming north northwest around 6 mph after midnight.
Thursday
Partly sunny, with a high near 29. North northwest wind 3 to 6 mph.
Thursday Night
Mostly cloudy, with a low around 23. Calm wind becoming southwest around 5 mph after midnight.
Friday
A slight chance of showers. Partly sunny, with a high near 38. West southwest wind 5 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Goreville IL
 37.6°N 89.07°W
Last Update:
3:16 am CST Nov 29, 2025
Forecast Valid:
3am CST Nov 29, 2025-6pm CST Dec 5, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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