Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

48°F

9°C

Humidity 82%
Wind Speed N 6 mph
Barometer 30.00 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 15 Feb 5:47 pm CST
Extended Forecast for

2 Miles SSW Goreville IL

Dense Fog Advisory February 15, 11:00pm until February 16, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  • Tonight

    Tonight: Widespread dense fog, mainly after 1am.  Otherwise, mostly clear, with a low around 35. North wind around 6 mph becoming calm  in the evening.

    Low: 35 °F

    Dense Fog

  • Washington's Birthday

    Washington's Birthday: Widespread fog before 9am.  Otherwise, mostly sunny, with a high near 61. Calm wind becoming south 5 to 8 mph in the morning.

    High: 61 °F

    Fog then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43. South wind around 5 mph.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 63. South wind 6 to 16 mph, with gusts as high as 28 mph.

    High: 63 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 58. Breezy, with a south southwest wind 17 to 21 mph, with gusts as high as 32 mph.

    Low: 58 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Partly sunny, with a high near 72. Southwest wind 11 to 17 mph, with gusts as high as 28 mph.

    High: 72 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53. South southwest wind 6 to 10 mph.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 73. South wind 6 to 14 mph, with gusts as high as 25 mph.

    High: 73 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 45. South southwest wind 7 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 45 °F

    Chance
    T-storms then
    Slight Chance
    Showers

Detailed Forecast

Tonight
Widespread dense fog, mainly after 1am. Otherwise, mostly clear, with a low around 35. North wind around 6 mph becoming calm in the evening.
Washington's Birthday
Widespread fog before 9am. Otherwise, mostly sunny, with a high near 61. Calm wind becoming south 5 to 8 mph in the morning.
Monday Night
Mostly cloudy, with a low around 43. South wind around 5 mph.
Tuesday
Mostly cloudy, with a high near 63. South wind 6 to 16 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly cloudy, with a low around 58. Breezy, with a south southwest wind 17 to 21 mph, with gusts as high as 32 mph.
Wednesday
Partly sunny, with a high near 72. Southwest wind 11 to 17 mph, with gusts as high as 28 mph.
Wednesday Night
Partly cloudy, with a low around 53. South southwest wind 6 to 10 mph.
Thursday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 73. South wind 6 to 14 mph, with gusts as high as 25 mph.
Thursday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 45. South southwest wind 7 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Friday
A chance of showers, mainly after noon. Partly sunny, with a high near 57. West northwest wind around 8 mph.
Friday Night
A chance of showers. Mostly cloudy, with a low around 36. North northwest wind around 7 mph.
Saturday
A chance of showers. Mostly sunny, with a high near 51. North northwest wind 6 to 8 mph.
Saturday Night
A chance of showers. Partly cloudy, with a low around 31. North wind around 7 mph.
Sunday
Sunny, with a high near 47. North northwest wind 7 to 9 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Goreville IL
 37.54°N 88.99°W
5:57 pm CST Feb 15, 2026
6pm CST Feb 15, 2026-6pm CST Feb 22, 2026
 
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Additional Resources

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