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.

Overcast

81°F

27°C

Humidity 79%
Wind Speed S 12 mph
Barometer 30.01 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 15 Oct 11:45 am CDT
Extended Forecast for

6 Miles WSW Goreville IL

  • This Afternoon

    This Afternoon: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. Southwest wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 87 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms. Increasing clouds, with a low around 51. West southwest wind 5 to 15 mph becoming north northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 40%.

    Low: 51 °F

    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 58. Northwest wind 14 to 17 mph, with gusts as high as 26 mph.

    High: 58 °F

    Chance
    Showers then
    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 42. North wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 60. North northeast wind 8 to 11 mph, with gusts as high as 20 mph.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 36. Calm wind.

    Low: 36 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 65. Calm wind becoming southeast around 5 mph.

    High: 65 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 69. Light and variable wind.

    High: 69 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. Southwest wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Tonight
A chance of showers and thunderstorms. Increasing clouds, with a low around 51. West southwest wind 5 to 15 mph becoming north northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 40%.
Friday
A 30 percent chance of showers before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 58. Northwest wind 14 to 17 mph, with gusts as high as 26 mph.
Friday Night
Mostly cloudy, with a low around 42. North wind 10 to 13 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 60. North northeast wind 8 to 11 mph, with gusts as high as 20 mph.
Saturday Night
Clear, with a low around 36. Calm wind.
Sunday
Sunny, with a high near 65. Calm wind becoming southeast around 5 mph.
Sunday Night
Mostly clear, with a low around 40. Calm wind.
Monday
Sunny, with a high near 69. Light and variable wind.
Monday Night
Partly cloudy, with a low around 45. Calm wind.
Tuesday
Mostly sunny, with a high near 72. Calm wind.
Tuesday Night
Mostly clear, with a low around 47. Calm wind.
Wednesday
Sunny, with a high near 76. Calm wind.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Goreville IL
 37.52°N 89.07°W
Last Update:
11:31 am CDT Oct 15, 2026
Forecast Valid:
12pm CDT Oct 15, 2026-6pm CDT Oct 21, 2026
 
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Additional Resources

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Chance of Precipitation