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

55°F

13°C

Humidity 92%
Wind Speed S 5 mph
Barometer 30.22 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 9 Feb 1:35 am CST
Extended Forecast for

11 Miles ESE Dulac LA

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

    NOW until 9:00am Mon

    Dense Fog Advisory

  • Overnight

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Areas of dense fog between 7am and 9am. Otherwise, mostly sunny, with a high near 68. Calm wind becoming south around 5 mph in the afternoon.

    High: 68 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59. South wind around 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 70. South wind 5 to 10 mph.

    High: 70 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 59. South wind around 5 mph becoming calm after midnight.

    Low: 59 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly after noon. Partly sunny, with a high near 69. Calm wind becoming south around 5 mph in the morning.

    High: 69 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 59. South wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 70. Northeast wind 5 to 10 mph becoming south in the afternoon.

    High: 70 °F

    Partly Sunny

Detailed Forecast

Overnight
Partly cloudy, with a low around 56. South wind around 5 mph becoming calm.
Monday
Areas of dense fog between 7am and 9am. Otherwise, mostly sunny, with a high near 68. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 59. South wind around 5 mph.
Tuesday
Mostly sunny, with a high near 70. South wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 59. South wind around 5 mph becoming calm after midnight.
Wednesday
A 30 percent chance of showers, mainly after noon. Partly sunny, with a high near 69. Calm wind becoming south around 5 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 59. South wind around 5 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 70. Northeast wind 5 to 10 mph becoming south in the afternoon.
Thursday Night
Mostly cloudy, with a low around 61. South wind around 5 mph.
Friday
A slight chance of showers. Partly sunny, with a high near 72. South wind 5 to 10 mph.
Friday Night
A slight chance of showers. Mostly cloudy, with a low around 62. Southeast wind 10 to 15 mph.
Saturday
A chance of showers. Partly sunny, with a high near 70. Breezy, with a south wind 15 to 20 mph.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 56. Breezy, with a south wind 15 to 20 mph becoming northwest after midnight.
Sunday
A slight chance of showers. Sunny, with a high near 67. Northwest wind around 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:
11:47 pm CST Feb 8, 2026
Forecast Valid:
1am CST Feb 9, 2026-6pm CST Feb 15, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation