Current conditions at

Galliano, South Lafourche Airport (KGAO)

Lat: 29.44°NLon: 90.26°WElev: 0ft.

Fog/Mist

58°F

14°C

Humidity 92%
Wind Speed S 5 mph
Barometer 30.21 in
Dewpoint 56°F (13°C)
Visibility 2.50 mi
Last update 9 Feb 8:15 pm CST
Extended Forecast for

11 Miles ESE Dulac LA

Dense Fog Advisory February 9, 10:00pm until February 10, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  • Tonight

    Tonight: Patchy fog before 1am, then areas of fog after 3am.  Otherwise, mostly cloudy, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Mostly Cloudy
    then Areas
    Fog

  • Tuesday

    Tuesday: Areas of fog before 8am.  Otherwise, mostly sunny, with a high near 69. South wind 5 to 10 mph.

    High: 69 °F

    Areas Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 60. South wind around 5 mph becoming calm  in the evening.

    Low: 60 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly after noon.  Cloudy, then gradually becoming mostly sunny, with a high near 70. Calm wind becoming south around 5 mph in the afternoon.

    High: 70 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 58. South wind around 5 mph becoming north after midnight.

    Low: 58 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 69. North wind 5 to 10 mph becoming south in the afternoon.

    High: 69 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 59. South wind around 5 mph.

    Low: 59 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 70. Southeast wind 5 to 10 mph.

    High: 70 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 62. Southeast wind around 10 mph.

    Low: 62 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog before 1am, then areas of fog after 3am. Otherwise, mostly cloudy, with a low around 58. South wind around 5 mph.
Tuesday
Areas of fog before 8am. Otherwise, mostly sunny, with a high near 69. South wind 5 to 10 mph.
Tuesday Night
Increasing clouds, with a low around 60. South wind around 5 mph becoming calm in the evening.
Wednesday
A 30 percent chance of showers, mainly after noon. Cloudy, then gradually becoming mostly sunny, with a high near 70. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 58. South wind around 5 mph becoming north after midnight.
Thursday
Partly sunny, with a high near 69. North wind 5 to 10 mph becoming south in the afternoon.
Thursday Night
Mostly cloudy, with a low around 59. South wind around 5 mph.
Friday
Partly sunny, with a high near 70. Southeast wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 62. Southeast wind around 10 mph.
Saturday
A chance of showers, mainly after noon. Mostly cloudy, with a high near 72. Breezy, with a southeast wind 10 to 20 mph.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. Breezy, with a south wind around 20 mph becoming west after midnight.
Sunday
A slight chance of showers. Sunny, with a high near 67. Breezy, with a west wind 15 to 20 mph.
Sunday Night
Mostly clear, with a low around 51. North wind 5 to 15 mph.
Washington's Birthday
Sunny, with a high near 67. North wind 5 to 10 mph becoming southeast in the afternoon.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ESE Dulac LA
 29.3°N 90.53°W
5:08 pm CST Feb 9, 2026
8pm CST Feb 9, 2026-6pm CST Feb 16, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database