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

75°F

24°C

Humidity 61%
Wind Speed SW 15 G 23 mph
Barometer 29.71 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 15 Nov 12:45 pm CST
Extended Forecast for

5 Miles NW Goreville IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 74. Southwest wind 9 to 14 mph, with gusts as high as 24 mph.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 48. Southwest wind 6 to 9 mph becoming north after midnight.

    Low: 48 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 58. North wind 6 to 10 mph.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 39. Calm wind.

    Low: 39 °F

    Clear

  • Monday

    Monday: A 20 percent chance of showers after noon. Sunny, with a high near 60. Calm wind becoming southeast around 6 mph in the morning.

    High: 60 °F

    Sunny then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: Showers likely, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 50. Southeast wind 6 to 9 mph. Chance of precipitation is 70%.

    Low: 50 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before noon, then a slight chance of showers. Partly sunny, with a high near 71. South southwest wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    High: 71 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 55. Southwest wind around 7 mph.

    Low: 55 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 67. South southwest wind around 6 mph.

    High: 67 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 74. Southwest wind 9 to 14 mph, with gusts as high as 24 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 48. Southwest wind 6 to 9 mph becoming north after midnight.
Sunday
Sunny, with a high near 58. North wind 6 to 10 mph.
Sunday Night
Clear, with a low around 39. Calm wind.
Monday
A 20 percent chance of showers after noon. Sunny, with a high near 60. Calm wind becoming southeast around 6 mph in the morning.
Monday Night
Showers likely, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 50. Southeast wind 6 to 9 mph. Chance of precipitation is 70%.
Tuesday
A chance of showers and thunderstorms before noon, then a slight chance of showers. Partly sunny, with a high near 71. South southwest wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 55. Southwest wind around 7 mph.
Wednesday
A chance of showers. Mostly cloudy, with a high near 67. South southwest wind around 6 mph.
Wednesday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 57. South southeast wind 3 to 6 mph.
Thursday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 66. South wind 6 to 9 mph.
Thursday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 58. South wind 8 to 10 mph.
Friday
Showers likely. Partly sunny, with a high near 64. Southwest wind 9 to 11 mph, with gusts as high as 20 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Goreville IL
 37.6°N 89.07°W
Last Update:
12:51 pm CST Nov 15, 2025
Forecast Valid:
1pm CST Nov 15, 2025-6pm CST Nov 21, 2025
 
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Additional Resources

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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