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

37°F

3°C

Humidity 87%
Wind Speed NE 3 mph
Barometer 30.05 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 28 Feb 5:35 am CST
Extended Forecast for

6 Miles WNW Goreville IL

  • Today

    Today: Increasing clouds, with a high near 67. North northeast wind around 6 mph becoming south southwest in the afternoon.

    High: 67 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A 20 percent chance of showers before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 37. South southwest wind 6 to 11 mph becoming north after midnight. Winds could gust as high as 21 mph.

    Low: 37 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 48. North northeast wind around 11 mph, with gusts as high as 21 mph.

    High: 48 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers likely, mainly after midnight. Cloudy, with a low around 34. Northeast wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.

    Low: 34 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday

    Monday: A 50 percent chance of showers, mainly before noon. Cloudy, with a high near 45. East wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 45 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 40. East wind 6 to 11 mph becoming south after midnight. Winds could gust as high as 21 mph.

    Low: 40 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 64. South southwest wind 11 to 14 mph, with gusts as high as 26 mph.

    High: 64 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely. Cloudy, with a low around 55. South southwest wind 9 to 11 mph, with gusts as high as 18 mph.

    Low: 55 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Cloudy, with a high near 66. South wind around 10 mph, with gusts as high as 20 mph.

    High: 66 °F

    Showers
    Likely then
    Chance
    T-storms

Detailed Forecast

Today
Increasing clouds, with a high near 67. North northeast wind around 6 mph becoming south southwest in the afternoon.
Tonight
A 20 percent chance of showers before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 37. South southwest wind 6 to 11 mph becoming north after midnight. Winds could gust as high as 21 mph.
Sunday
Mostly cloudy, with a high near 48. North northeast wind around 11 mph, with gusts as high as 21 mph.
Sunday Night
Showers likely, mainly after midnight. Cloudy, with a low around 34. Northeast wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Monday
A 50 percent chance of showers, mainly before noon. Cloudy, with a high near 45. East wind 6 to 10 mph, with gusts as high as 18 mph.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 40. East wind 6 to 11 mph becoming south after midnight. Winds could gust as high as 21 mph.
Tuesday
A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 64. South southwest wind 11 to 14 mph, with gusts as high as 26 mph.
Tuesday Night
Showers likely. Cloudy, with a low around 55. South southwest wind 9 to 11 mph, with gusts as high as 18 mph.
Wednesday
Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Cloudy, with a high near 66. South wind around 10 mph, with gusts as high as 20 mph.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. South wind around 10 mph, with gusts as high as 18 mph.
Thursday
A chance of showers. Mostly cloudy, with a high near 68. South southwest wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 59. South wind around 8 mph.
Friday
Showers and thunderstorms likely. Mostly cloudy, with a high near 72. South southwest wind 8 to 11 mph, with gusts as high as 22 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:
5:01 am CST Feb 28, 2026
Forecast Valid:
5am CST Feb 28, 2026-6pm CST Mar 6, 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