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.

Partly Cloudy

79°F

26°C

Humidity 48%
Wind Speed N 6 mph
Barometer 30.03 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 19 Jun 11:45 am CDT
Extended Forecast for

5 Miles NNE Goreville IL

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 83. North wind around 5 mph becoming calm in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Tonight

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

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 85. Calm wind becoming southwest around 5 mph.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 10 percent chance of showers after 5am. Partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7am. High near 84. Light south southeast wind becoming south southwest 9 to 14 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 80%.

    High: 84 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 70. South southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 100%.

    Low: 70 °F

    Showers

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 81. West southwest wind 9 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 81 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 64. North wind 5 to 8 mph becoming calm in the evening.

    Low: 64 °F

    Partly Cloudy

  • Tuesday

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

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Juneteenth
Mostly sunny, with a high near 83. North wind around 5 mph becoming calm in the afternoon.
Tonight
Partly cloudy, with a low around 64. Calm wind.
Saturday
Mostly sunny, with a high near 85. Calm wind becoming southwest around 5 mph.
Saturday Night
A 10 percent chance of showers after 5am. Partly cloudy, with a low around 67. Calm wind.
Sunday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7am. High near 84. Light south southeast wind becoming south southwest 9 to 14 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm. Low around 70. South southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 100%.
Monday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 81. West southwest wind 9 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 64. North wind 5 to 8 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 81. North northeast wind 3 to 5 mph.
Tuesday Night
Partly cloudy, with a low around 64. Calm wind.
Wednesday
Sunny, with a high near 82. Calm wind becoming west northwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 64. Calm wind.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82. Calm wind becoming west around 6 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Goreville IL
 37.62°N 88.93°W
Last Update:
11:11 am CDT Jun 19, 2026
Forecast Valid:
11am CDT Jun 19, 2026-6pm CDT Jun 25, 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