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.

Fair

71°F

22°C

Humidity 90%
Wind Speed NE 3 mph
Barometer 30.02 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 20 Aug 11:15 pm CDT
Extended Forecast for

Goreville IL

  • Tonight

    Tonight: Clear, with a low around 66. North northeast wind 3 to 5 mph.

    Low: 66 °F

    Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 84. North northeast wind 6 to 9 mph.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 65. North northeast wind around 6 mph becoming calm in the evening.

    Low: 65 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 88. North northeast wind 3 to 6 mph.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65. Light northeast wind.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 91. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 91 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 65. North wind around 5 mph becoming calm.

    Low: 65 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 84. North wind 6 to 8 mph.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58. North northwest wind around 6 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 66. North northeast wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 84. North northeast wind 6 to 9 mph.
Thursday Night
Partly cloudy, with a low around 65. North northeast wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 88. North northeast wind 3 to 6 mph.
Friday Night
Mostly clear, with a low around 65. Light northeast wind.
Saturday
Sunny, with a high near 91. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 65. North wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 84. North wind 6 to 8 mph.
Sunday Night
Mostly clear, with a low around 58. North northwest wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 79. North northwest wind 3 to 7 mph.
Monday Night
Partly cloudy, with a low around 56. North northwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 76. Calm wind becoming north northwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 55. Light north northeast wind.
Wednesday
Mostly sunny, with a high near 80. Calm wind becoming north northeast around 5 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Goreville IL
 37.58°N 88.96°W
Last Update:
10:16 pm CDT Aug 20, 2025
Forecast Valid:
11pm CDT Aug 20, 2025-6pm CDT Aug 27, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation