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

72°F

22°C

Humidity 76%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 20 Jun 11:35 pm CDT
Extended Forecast for

2 Miles W Goreville IL

  • Tonight

    Tonight: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly before 3pm, then showers likely and possibly a thunderstorm after 5pm. Increasing clouds, with a high near 86. South wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 60%.

    High: 86 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 2am, then showers and possibly a thunderstorm, mainly after 2am. Low around 71. South southwest wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    Low: 71 °F

    T-storms

  • Monday

    Monday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 80. West southwest wind around 10 mph becoming northwest in the afternoon. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 63. North wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 10%.

    Low: 63 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. North northeast wind 3 to 5 mph.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Light and variable wind.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 66. Calm wind.
Sunday
Showers and thunderstorms likely, mainly before 3pm, then showers likely and possibly a thunderstorm after 5pm. Increasing clouds, with a high near 86. South wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 60%.
Sunday Night
Showers and thunderstorms before 2am, then showers and possibly a thunderstorm, mainly after 2am. Low around 71. South southwest wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Monday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 80. West southwest wind around 10 mph becoming northwest in the afternoon. Chance of precipitation is 60%.
Monday Night
A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 63. North wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 10%.
Tuesday
Mostly sunny, with a high near 81. North northeast wind 3 to 5 mph.
Tuesday Night
Mostly clear, with a low around 63. Calm wind.
Wednesday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Light and variable wind.
Wednesday Night
Partly cloudy, with a low around 64. Calm wind.
Thursday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
A slight chance of showers. Mostly clear, with a low around 64. Calm wind.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Light south wind.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. South southwest wind 5 to 9 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Goreville IL
 37.56°N 89.01°W
Last Update:
11:11 pm CDT Jun 20, 2026
Forecast Valid:
11pm CDT Jun 20, 2026-6pm CDT Jun 27, 2026
 
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Additional Resources

Radar & Satellite Image

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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