National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Galliano, South Lafourche Airport (KGAO)

Lat: 29.44°NLon: 90.26°WElev: 0ft.

Fair

73°F

23°C

Humidity 89%
Wind Speed SE 3 mph
Barometer 30.06 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 13 Oct 7:35 pm CDT
Extended Forecast for

4 Miles NW Galliano LA

Dense Fog Advisory October 14, 04:00am until October 14, 10:00am
Click here for hazard details and duration
Dense Fog Advisory

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, increasing clouds, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Areas of fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 86. Light northeast wind becoming east 5 to 10 mph in the morning.

    High: 86 °F

    Areas Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 69. East wind around 5 mph becoming calm.

    Low: 69 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. East wind 5 to 10 mph.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 69. East wind around 5 mph becoming calm.

    Low: 69 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 86. Northeast wind 5 to 10 mph.

    High: 86 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. Breezy, with a light north wind increasing to 15 to 20 mph in the evening. Winds could gust as high as 30 mph.

    Low: 61 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Saturday

    Saturday: Sunny, with a high near 76. Breezy, with a northeast wind 15 to 25 mph.

    High: 76 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61. Northeast wind around 10 mph.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, increasing clouds, with a low around 68. Calm wind.
Wednesday
Areas of fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 86. Light northeast wind becoming east 5 to 10 mph in the morning.
Wednesday Night
Mostly clear, with a low around 69. East wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 85. East wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 69. East wind around 5 mph becoming calm.
Friday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 86. Northeast wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 61. Breezy, with a light north wind increasing to 15 to 20 mph in the evening. Winds could gust as high as 30 mph.
Saturday
Sunny, with a high near 76. Breezy, with a northeast wind 15 to 25 mph.
Saturday Night
Mostly clear, with a low around 61. Northeast wind around 10 mph.
Sunday
A slight chance of showers after 1pm. Mostly sunny, with a high near 79. Breezy, with an east wind 15 to 20 mph.
Sunday Night
Mostly cloudy, with a low around 67. East wind 10 to 15 mph.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. Breezy, with an east wind 15 to 20 mph.
Monday Night
Mostly cloudy, with a low around 68. East wind 10 to 15 mph.
Tuesday
A chance of showers. Mostly sunny, with a high near 83. Breezy, with an east wind 15 to 20 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Galliano LA
 29.47°N 90.34°W
Last Update:
6:38 pm CDT Oct 13, 2026
Forecast Valid:
7pm CDT Oct 13, 2026-6pm CDT Oct 20, 2026
 
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Additional Resources

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Chance of Precipitation