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

45°F

7°C

Humidity 53%
Wind Speed S 13 mph
Barometer 30.09 in
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 12 Mar 9:35 pm CDT
Extended Forecast for

6 Miles WNW Goreville IL

  • Tonight

    Tonight: Partly cloudy, with a low around 42. Breezy, with a south southwest wind 7 to 12 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 38 mph.

    Low: 42 °F

    Partly Cloudy
    then Mostly
    Clear and
    Breezy

  • Friday

    Friday: Mostly sunny, with a high near 62. Southwest wind 10 to 17 mph, with gusts as high as 32 mph.

    High: 62 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 39. Northwest wind around 6 mph becoming light and variable.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 66. East wind 6 to 9 mph becoming south southeast in the afternoon. Winds could gust as high as 18 mph.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54. South southeast wind 8 to 14 mph, with gusts as high as 23 mph.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 69. Breezy, with a south wind 16 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 70%.

    High: 69 °F

    Breezy.
    Mostly Cloudy
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Rain showers before 1am, then a chance of rain and snow showers. Some thunder is also possible. Low around 26. Breezy, with a south southwest wind around 24 mph becoming west northwest after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 80%.

    Low: 26 °F

    Breezy.
    Showers then
    Rain/Snow

  • Monday

    Monday: Partly sunny, with a high near 33. Breezy, with a west northwest wind 18 to 23 mph, with gusts as high as 32 mph.

    High: 33 °F

    Partly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 16. Northwest wind 8 to 16 mph, with gusts as high as 22 mph.

    Low: 16 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 42. Breezy, with a south southwest wind 7 to 12 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 38 mph.
Friday
Mostly sunny, with a high near 62. Southwest wind 10 to 17 mph, with gusts as high as 32 mph.
Friday Night
Mostly clear, with a low around 39. Northwest wind around 6 mph becoming light and variable.
Saturday
Mostly sunny, with a high near 66. East wind 6 to 9 mph becoming south southeast in the afternoon. Winds could gust as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 54. South southeast wind 8 to 14 mph, with gusts as high as 23 mph.
Sunday
Showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 69. Breezy, with a south wind 16 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 70%.
Sunday Night
Rain showers before 1am, then a chance of rain and snow showers. Some thunder is also possible. Low around 26. Breezy, with a south southwest wind around 24 mph becoming west northwest after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 80%.
Monday
Partly sunny, with a high near 33. Breezy, with a west northwest wind 18 to 23 mph, with gusts as high as 32 mph.
Monday Night
Mostly clear, with a low around 16. Northwest wind 8 to 16 mph, with gusts as high as 22 mph.
Tuesday
Mostly sunny, with a high near 37. West wind around 8 mph.
Tuesday Night
A slight chance of snow showers. Mostly cloudy, with a low around 28. South southeast wind 7 to 9 mph.
Wednesday
Partly sunny, with a high near 54. South southwest wind around 11 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 40. South southwest wind around 8 mph.
Thursday
Mostly sunny, with a high near 65. South southwest wind 7 to 9 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Goreville IL
 37.58°N 89.07°W
Last Update:
9:36 pm CDT Mar 12, 2026
Forecast Valid:
9pm CDT Mar 12, 2026-6pm CDT Mar 19, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation