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

58°F

14°C

Humidity 93%
Wind Speed NE 3 mph
Barometer 30.13 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 1 Mar 6:35 am CST
Extended Forecast for

11 Miles ESE Dulac LA

Dense Fog Advisory until March 1, 09:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory until March 1, 09:00am

    NOW until 9:00am Sun

    Dense Fog Advisory

  • Today

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. East wind 5 to 10 mph.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 72. East wind 5 to 10 mph.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 65. East wind around 10 mph.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75. Southeast wind 10 to 15 mph.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 66. Southeast wind 10 to 15 mph.

    Low: 66 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 75. Southeast wind 10 to 15 mph.

    High: 75 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 68. East wind around 10 mph.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny, with a high near 72. East wind 5 to 15 mph.
Tonight
Mostly clear, with a low around 61. East wind 5 to 10 mph.
Monday
Sunny, with a high near 72. East wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 65. East wind around 10 mph.
Tuesday
Mostly sunny, with a high near 75. Southeast wind 10 to 15 mph.
Tuesday Night
Mostly cloudy, with a low around 66. Southeast wind 10 to 15 mph.
Wednesday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 75. Southeast wind 10 to 15 mph.
Wednesday Night
Partly cloudy, with a low around 68. East wind around 10 mph.
Thursday
A slight chance of showers after noon. Mostly sunny, with a high near 76. Southeast wind 10 to 15 mph.
Thursday Night
Partly cloudy, with a low around 68. Southeast wind around 10 mph.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 77. Southeast wind 10 to 15 mph.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 68. Southeast wind 10 to 15 mph.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 76. Southeast 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:
4:56 am CST Mar 1, 2026
Forecast Valid:
6am CST Mar 1, 2026-6pm CST Mar 7, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation