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.

Mostly Cloudy

63°F

17°C

Humidity 60%
Wind Speed S 10 mph
Barometer 30.25 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 10 Apr 7:45 am CDT
Extended Forecast for

2 Miles SSW Goreville IL

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 79. South southwest wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 79 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Northeast wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 79. Northeast wind around 5 mph becoming light and variable.

    High: 79 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60. Southeast wind 3 to 6 mph.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 82. South southwest wind 6 to 16 mph, with gusts as high as 29 mph.

    High: 82 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Mostly cloudy, with a low around 67. South southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.

    Low: 67 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 82. South southwest wind 13 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 68. South southwest wind 11 to 14 mph, with gusts as high as 23 mph.

    Low: 68 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. South southwest wind 10 to 16 mph, with gusts as high as 29 mph.

    High: 85 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 79. South southwest wind 7 to 11 mph, with gusts as high as 22 mph.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Northeast wind 3 to 5 mph. Chance of precipitation is 30%.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 79. Northeast wind around 5 mph becoming light and variable.
Saturday Night
Partly cloudy, with a low around 60. Southeast wind 3 to 6 mph.
Sunday
Partly sunny, with a high near 82. South southwest wind 6 to 16 mph, with gusts as high as 29 mph.
Sunday Night
A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Mostly cloudy, with a low around 67. South southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 82. South southwest wind 13 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 68. South southwest wind 11 to 14 mph, with gusts as high as 23 mph.
Tuesday
A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. South southwest wind 10 to 16 mph, with gusts as high as 29 mph.
Tuesday Night
A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 69. South wind 11 to 13 mph, with gusts as high as 23 mph.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. Southwest wind 11 to 14 mph, with gusts as high as 25 mph.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. South southwest wind 6 to 10 mph.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 81. South southwest wind 6 to 10 mph, with gusts as high as 20 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Goreville IL
 37.54°N 88.99°W
Last Update:
7:56 am CDT Apr 10, 2026
Forecast Valid:
8am CDT Apr 10, 2026-6pm CDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

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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