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.

A Few Clouds

39°F

4°C

Humidity 87%
Wind Speed Calm
Barometer 30.26 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 19 Apr 6:45 am CDT
Extended Forecast for

6 Miles WNW Goreville IL

  • Today

    Today: Sunny, with a high near 66. Light west southwest wind becoming west northwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 42. West wind around 6 mph becoming northeast after midnight.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67. East northeast wind around 6 mph becoming light and variable in the afternoon.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 49. South southeast wind 3 to 7 mph.

    Low: 49 °F

    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. Southwest wind 7 to 14 mph, with gusts as high as 25 mph.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 53. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 53 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. South wind around 6 mph.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. South wind 7 to 14 mph, with gusts as high as 26 mph.

    High: 80 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 66. Light west southwest wind becoming west northwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tonight
Mostly clear, with a low around 42. West wind around 6 mph becoming northeast after midnight.
Monday
Sunny, with a high near 67. East northeast wind around 6 mph becoming light and variable in the afternoon.
Monday Night
Clear, with a low around 49. South southeast wind 3 to 7 mph.
Tuesday
Mostly sunny, with a high near 76. Southwest wind 7 to 14 mph, with gusts as high as 25 mph.
Tuesday Night
Clear, with a low around 53. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 77. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 58. South wind around 6 mph.
Thursday
Sunny, with a high near 80. South wind 7 to 14 mph, with gusts as high as 26 mph.
Thursday Night
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 64. South wind around 11 mph, with gusts as high as 22 mph.
Friday
Showers and thunderstorms likely. Partly sunny, with a high near 77. South southwest wind around 14 mph, with gusts as high as 25 mph.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 53. Southwest wind 9 to 11 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 71. North northwest wind around 10 mph, with gusts as high as 18 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Goreville IL
 37.58°N 89.07°W
Last Update:
6:11 am CDT Apr 19, 2026
Forecast Valid:
7am CDT Apr 19, 2026-6pm CDT Apr 25, 2026
 
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Additional Resources

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Chance of Precipitation