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Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

54°F

12°C

Humidity 67%
Wind Speed SW 6 mph
Barometer 30.19 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 21 Apr 6:45 am CDT
Extended Forecast for

2 Miles SSW Goreville IL

Lake Wind Advisory April 21, 11:00am until April 21, 09:00pm
Click here for hazard details and duration
Lake Wind Advisory

  • Today

    Today: Mostly sunny, with a high near 77. Southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. South southwest wind 6 to 14 mph, with gusts as high as 25 mph.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. South wind around 6 mph.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 80. South wind 6 to 13 mph, with gusts as high as 24 mph.

    High: 80 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62. South wind around 10 mph, with gusts as high as 21 mph.

    Low: 62 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 75. South wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.

    High: 75 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 58. South southwest wind 6 to 8 mph becoming northwest after midnight.

    Low: 58 °F

    Showers
    Likely

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 76. North wind around 7 mph.

    High: 76 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 77. Southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 30 mph.
Tonight
Mostly clear, with a low around 53. South southwest wind 6 to 14 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 77. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 56. South wind around 6 mph.
Thursday
Mostly sunny, with a high near 80. South wind 6 to 13 mph, with gusts as high as 24 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62. South wind around 10 mph, with gusts as high as 21 mph.
Friday
Showers and possibly a thunderstorm. High near 75. South wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 58. South southwest wind 6 to 8 mph becoming northwest after midnight.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 76. North wind around 7 mph.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 56. East northeast wind around 6 mph.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 76. East wind around 7 mph.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. East wind around 7 mph.
Monday
Showers and thunderstorms likely. Partly sunny, with a high near 76. South southeast wind 8 to 11 mph, with gusts as high as 21 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Goreville IL
 37.54°N 88.99°W
Last Update:
7:41 am CDT Apr 21, 2026
Forecast Valid:
8am CDT Apr 21, 2026-6pm CDT Apr 27, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation