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

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

54°F

12°C

Humidity 41%
Wind Speed N 14 G 21 mph
Barometer 30.36 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 23 Mar 3:47 pm CDT
Extended Forecast for

2 Miles SSW Goreville IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 56. North wind around 8 mph, with gusts as high as 20 mph.

    High: 56 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Northeast wind 6 to 8 mph.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 63. East wind around 6 mph.

    High: 63 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45. Light and variable wind.

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72. Light south wind becoming south southwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61. South wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 84. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 46. South southwest wind around 16 mph becoming northwest after midnight. Winds could gust as high as 25 mph.

    Low: 46 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 54. North wind 15 to 17 mph, with gusts as high as 26 mph.

    High: 54 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Partly sunny, with a high near 56. North wind around 8 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 38. Northeast wind 6 to 8 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 63. East wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 45. Light and variable wind.
Wednesday
Mostly sunny, with a high near 72. Light south wind becoming south southwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph.
Wednesday Night
Partly cloudy, with a low around 61. South wind 7 to 10 mph, with gusts as high as 18 mph.
Thursday
Sunny, with a high near 84. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 46. South southwest wind around 16 mph becoming northwest after midnight. Winds could gust as high as 25 mph.
Friday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 54. North wind 15 to 17 mph, with gusts as high as 26 mph.
Friday Night
Partly cloudy, with a low around 33. North wind 9 to 16 mph, with gusts as high as 24 mph.
Saturday
Sunny, with a high near 56. Northeast wind around 7 mph.
Saturday Night
Partly cloudy, with a low around 37. Light east southeast wind.
Sunday
Mostly sunny, with a high near 64. South wind 3 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Goreville IL
 37.54°N 88.99°W
Last Update:
4:11 pm CDT Mar 23, 2026
Forecast Valid:
4pm CDT Mar 23, 2026-6pm CDT Mar 29, 2026
 
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Additional Resources

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Chance of Precipitation