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.

Overcast

37°F

3°C

Humidity 43%
Wind Speed S 13 mph
Barometer 30.12 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 18 Mar 6:35 am CDT
Extended Forecast for

7 Miles NW Goreville IL

  • Today

    Today: A 20 percent chance of snow showers before 7am. Mostly cloudy through mid morning, then gradual clearing, with a high near 61. Southwest wind 8 to 14 mph, with gusts as high as 24 mph.

    High: 61 °F

    Slight Chance
    Snow Showers
    then Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 44. South southwest wind around 6 mph.

    Low: 44 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, with a high near 72. South southwest wind around 6 mph.

    High: 72 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50. Light and variable wind.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77. Southwest wind 3 to 7 mph.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55. South southwest wind around 5 mph.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 78. West wind around 6 mph.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 57. South southwest wind 6 to 8 mph.

    Low: 57 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 82. South southwest wind 8 to 14 mph, with gusts as high as 24 mph.

    High: 82 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of snow showers before 7am. Mostly cloudy through mid morning, then gradual clearing, with a high near 61. Southwest wind 8 to 14 mph, with gusts as high as 24 mph.
Tonight
Increasing clouds, with a low around 44. South southwest wind around 6 mph.
Thursday
Partly sunny, with a high near 72. South southwest wind around 6 mph.
Thursday Night
Mostly clear, with a low around 50. Light and variable wind.
Friday
Sunny, with a high near 77. Southwest wind 3 to 7 mph.
Friday Night
Partly cloudy, with a low around 55. South southwest wind around 5 mph.
Saturday
Sunny, with a high near 78. West wind around 6 mph.
Saturday Night
Clear, with a low around 57. South southwest wind 6 to 8 mph.
Sunday
Sunny, with a high near 82. South southwest wind 8 to 14 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 41. North wind around 14 mph, with gusts as high as 22 mph.
Monday
Mostly cloudy, with a high near 56. North northeast wind 10 to 13 mph, with gusts as high as 21 mph.
Monday Night
Mostly cloudy, with a low around 38. Northeast wind 6 to 8 mph.
Tuesday
A slight chance of showers. Partly sunny, with a high near 60. East wind around 7 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NW Goreville IL
 37.63°N 89.07°W
Last Update:
6:01 am CDT Mar 18, 2026
Forecast Valid:
6am CDT Mar 18, 2026-6pm CDT Mar 24, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation