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

37°F

3°C

Humidity 70%
Wind Speed N 14 mph
Barometer 30.35 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 1 Mar 9:47 am CST
Extended Forecast for

6 Miles WNW Goreville IL

  • Today

    Today: Partly sunny, with a high near 51. Northeast wind around 10 mph, with gusts as high as 20 mph.

    High: 51 °F

    Partly Sunny

  • Tonight

    Tonight: Showers, mainly after 11pm. Low around 38. East northeast wind around 10 mph. Chance of precipitation is 90%.

    Low: 38 °F

    Showers
    Likely then
    Showers

  • Monday

    Monday: Showers, mainly before noon. High near 49. East wind 5 to 10 mph. Chance of precipitation is 80%.

    High: 49 °F

    Showers then
    Chance
    Showers

  • Monday Night

    Monday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 45. East wind 5 to 9 mph becoming south after midnight.

    Low: 45 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 70. South southwest wind 10 to 15 mph, with gusts as high as 28 mph.

    High: 70 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 60. South wind 8 to 10 mph.

    Low: 60 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 70. South southwest wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

    High: 70 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 57. South southwest wind around 10 mph.

    Low: 57 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely. Mostly cloudy, with a high near 69. South southwest wind around 10 mph, with gusts as high as 21 mph.

    High: 69 °F

    Showers
    Likely

Detailed Forecast

Today
Partly sunny, with a high near 51. Northeast wind around 10 mph, with gusts as high as 20 mph.
Tonight
Showers, mainly after 11pm. Low around 38. East northeast wind around 10 mph. Chance of precipitation is 90%.
Monday
Showers, mainly before noon. High near 49. East wind 5 to 10 mph. Chance of precipitation is 80%.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 45. East wind 5 to 9 mph becoming south after midnight.
Tuesday
A 30 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 70. South southwest wind 10 to 15 mph, with gusts as high as 28 mph.
Tuesday Night
A 40 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 60. South wind 8 to 10 mph.
Wednesday
Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 70. South southwest wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 57. South southwest wind around 10 mph.
Thursday
Showers likely. Mostly cloudy, with a high near 69. South southwest wind around 10 mph, with gusts as high as 21 mph.
Thursday Night
A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 60. South wind 8 to 10 mph.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 73. South southwest wind 10 to 13 mph, with gusts as high as 24 mph.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 57. South wind around 11 mph, with gusts as high as 20 mph.
Saturday
Showers. Cloudy, with a high near 66. South southwest wind 8 to 11 mph, with gusts as high as 20 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Goreville IL
 37.58°N 89.07°W
Last Update:
7:56 am CST Mar 1, 2026
Forecast Valid:
9am CST Mar 1, 2026-6pm CST Mar 7, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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