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.

Fair

48°F

9°C

Humidity 94%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 22 Nov 4:37 pm CST
Extended Forecast for

6 Miles WNW Goreville IL

  • Tonight

    Tonight: Patchy fog between 7pm and midnight. Otherwise, mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Patchy Fog
    then Partly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 59. Light and variable wind.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43. Light and variable wind.

    Low: 43 °F

    Partly Cloudy

  • Monday

    Monday: A 50 percent chance of showers after noon. Mostly cloudy, with a high near 57. South southeast wind 3 to 6 mph.

    High: 57 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday Night

    Monday Night: Showers. Low around 52. South southeast wind around 6 mph. Chance of precipitation is 100%.

    Low: 52 °F

    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers before noon. Partly sunny, with a high near 63. Southwest wind 3 to 8 mph.

    High: 63 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39. Light west wind becoming west northwest 5 to 10 mph in the evening.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 47. West northwest wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 47 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 29. West northwest wind 3 to 5 mph.

    Low: 29 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog between 7pm and midnight. Otherwise, mostly clear, with a low around 42. Calm wind.
Sunday
Sunny, with a high near 59. Light and variable wind.
Sunday Night
Partly cloudy, with a low around 43. Light and variable wind.
Monday
A 50 percent chance of showers after noon. Mostly cloudy, with a high near 57. South southeast wind 3 to 6 mph.
Monday Night
Showers. Low around 52. South southeast wind around 6 mph. Chance of precipitation is 100%.
Tuesday
A 20 percent chance of showers before noon. Partly sunny, with a high near 63. Southwest wind 3 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 39. Light west wind becoming west northwest 5 to 10 mph in the evening.
Wednesday
Sunny, with a high near 47. West northwest wind 6 to 10 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 29. West northwest wind 3 to 5 mph.
Thanksgiving Day
Sunny, with a high near 44. West northwest wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 28. Light northwest wind.
Friday
Sunny, with a high near 45. Light and variable wind becoming west around 6 mph.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 31. South southeast wind 3 to 5 mph.
Saturday
A slight chance of showers. Partly sunny, with a high near 48. South southeast wind 5 to 7 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:
5:41 pm CST Nov 22, 2025
Forecast Valid:
6pm CST Nov 22, 2025-6pm CST Nov 29, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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