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

40°F

4°C

Humidity 96%
Wind Speed S 3 mph
Barometer 30.32 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 6 Apr 2:55 am CDT
Extended Forecast for

6 Miles WNW Goreville IL

  • Overnight

    Overnight: Clear, with a low around 38. Calm wind.

    Low: 38 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 65. Light and variable wind becoming northwest 5 to 10 mph in the morning.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41. Northeast wind 6 to 8 mph.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 57. East northeast wind 8 to 10 mph, with gusts as high as 18 mph.

    High: 57 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40. East northeast wind around 7 mph.

    Low: 40 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 72. South wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 72 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 53. South wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 53 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 71. South wind around 10 mph, with gusts as high as 21 mph.

    High: 71 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 57. South wind around 7 mph.

    Low: 57 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

Detailed Forecast

Overnight
Clear, with a low around 38. Calm wind.
Monday
Sunny, with a high near 65. Light and variable wind becoming northwest 5 to 10 mph in the morning.
Monday Night
Mostly clear, with a low around 41. Northeast wind 6 to 8 mph.
Tuesday
Mostly sunny, with a high near 57. East northeast wind 8 to 10 mph, with gusts as high as 18 mph.
Tuesday Night
Partly cloudy, with a low around 40. East northeast wind around 7 mph.
Wednesday
Partly sunny, with a high near 72. South wind 6 to 10 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly cloudy, with a low around 53. South wind 8 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 71. South wind around 10 mph, with gusts as high as 21 mph.
Thursday Night
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 57. South wind around 7 mph.
Friday
A chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 75. South southwest wind 6 to 8 mph.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 58. South wind around 5 mph becoming east in the evening.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80. East southeast wind 6 to 8 mph becoming south in the afternoon.
Saturday Night
Partly cloudy, with a low around 61. South southeast wind 6 to 8 mph.
Sunday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 81. South southwest wind 8 to 14 mph, with gusts as high as 25 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:
2:57 am CDT Apr 6, 2026
Forecast Valid:
3am CDT Apr 6, 2026-6pm CDT Apr 12, 2026
 
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Additional Resources

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Chance of Precipitation