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 and Windy

73°F

23°C

Humidity 65%
Wind Speed S 26 G 33 mph
Barometer 30.10 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 30 Mar 11:47 am CDT
Extended Forecast for

6 Miles WNW Goreville IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 78. Breezy, with a south southwest wind 16 to 20 mph, with gusts as high as 32 mph.

    High: 78 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 64. South southwest wind 14 to 17 mph, with gusts as high as 26 mph.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. South southwest wind 14 to 18 mph, with gusts as high as 32 mph.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 64. South southwest wind 10 to 15 mph, with gusts as high as 24 mph.

    Low: 64 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers. Mostly cloudy, with a high near 81. South southwest wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 81 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 66. South wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 66 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 79. South wind 14 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.

    High: 79 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Mostly cloudy, with a low around 63. South wind 11 to 17 mph, with gusts as high as 28 mph.

    Low: 63 °F

    Showers

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 77. South wind around 11 mph, with gusts as high as 21 mph.

    High: 77 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 78. Breezy, with a south southwest wind 16 to 20 mph, with gusts as high as 32 mph.
Tonight
Mostly clear, with a low around 64. South southwest wind 14 to 17 mph, with gusts as high as 26 mph.
Tuesday
Mostly sunny, with a high near 81. South southwest wind 14 to 18 mph, with gusts as high as 32 mph.
Tuesday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 64. South southwest wind 10 to 15 mph, with gusts as high as 24 mph.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 81. South southwest wind 9 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 66. South wind 10 to 14 mph, with gusts as high as 23 mph.
Thursday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 79. South wind 14 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.
Thursday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 63. South wind 11 to 17 mph, with gusts as high as 28 mph.
Friday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 77. South wind around 11 mph, with gusts as high as 21 mph.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. South wind around 10 mph, with gusts as high as 18 mph.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. South wind 10 to 14 mph, with gusts as high as 24 mph.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 43. West northwest wind around 11 mph, with gusts as high as 20 mph.
Sunday
A chance of showers. Mostly sunny, with a high near 58. West northwest wind around 11 mph, with gusts as high as 21 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:
12:06 pm CDT Mar 30, 2026
Forecast Valid:
12pm CDT Mar 30, 2026-6pm CDT Apr 5, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation