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.

Fog

65°F

18°C

Humidity 94%
Wind Speed Calm
Barometer 30.36 in
Dewpoint 64°F (18°C)
Visibility 0.50 mi
Last update 24 Dec 9:15 am CST
Extended Forecast for

11 Miles ESE Dulac LA

Dense Fog Advisory December 24, 07:00pm until December 25, 10:00am
Dense Fog Advisory December 24, 09:32am until December 24, 11:00am
Click here for hazard details and duration
Dense Fog Advisory
...
  •  
    Dense Fog Advisory December 24, 09:32am until December 24, 11:00am

    NOW until 11:00am Wed

    Dense Fog Advisory

  • Today

    High: 71 °F

    Dense Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Widespread dense fog, mainly between 10pm and 4am. Otherwise, mostly cloudy, with a low around 61. East wind around 5 mph.

    Low: 61 °F

    Dense Fog

  • Christmas Day

    Christmas Day: Areas of fog before noon. Otherwise, partly sunny, with a high near 70. East wind around 5 mph becoming southeast in the afternoon.

    High: 70 °F

    Areas Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 63. South wind around 5 mph.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 72. Southwest wind 5 to 10 mph.

    High: 72 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65. Southwest wind around 5 mph.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 73. South wind 5 to 10 mph.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 64. South wind around 5 mph.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Today
Widespread dense fog before 10am. Otherwise, partly sunny, with a high near 71. East wind 5 to 10 mph.
Tonight
Widespread dense fog, mainly between 10pm and 4am. Otherwise, mostly cloudy, with a low around 61. East wind around 5 mph.
Christmas Day
Areas of fog before noon. Otherwise, partly sunny, with a high near 70. East wind around 5 mph becoming southeast in the afternoon.
Thursday Night
Partly cloudy, with a low around 63. South wind around 5 mph.
Friday
Sunny, with a high near 72. Southwest wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 65. Southwest wind around 5 mph.
Saturday
Sunny, with a high near 73. South wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 64. South wind around 5 mph.
Sunday
Sunny, with a high near 73. South wind 5 to 10 mph.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 53. South wind 5 to 15 mph becoming north after midnight.
Monday
Partly sunny, with a high near 60. Breezy, with a north wind 15 to 20 mph.
Monday Night
Partly cloudy, with a low around 38. Breezy, with a north wind 15 to 20 mph.
Tuesday
Sunny, with a high near 50. North wind 10 to 15 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ESE Dulac LA
 29.3°N 90.53°W
Last Update:
9:12 am CST Dec 24, 2025
Forecast Valid:
9am CST Dec 24, 2025-6pm CST Dec 30, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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