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

Galliano, South Lafourche Airport (KGAO)

Lat: 29.44°NLon: 90.26°WElev: 0ft.

Fair

68°F

20°C

Humidity 77%
Wind Speed S 7 mph
Barometer 30.24 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 10 Feb 9:15 am CST
Extended Forecast for

11 Miles ESE Dulac LA

  • Today

    Today: Mostly sunny, with a high near 69. Southeast wind 5 to 10 mph.

    High: 69 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, increasing clouds, with a low around 61. Southeast wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: A 20 percent chance of showers. Patchy fog between 9am and 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 70. Calm wind becoming south around 5 mph in the afternoon.

    High: 70 °F

    Slight Chance
    Showers and
    Areas Fog

  • Wednesday Night

    Wednesday Night: Patchy dense fog before 4am, then widespread dense fog after 5am. Otherwise, mostly cloudy, with a low around 58. Southwest wind around 5 mph becoming north after midnight.

    Low: 58 °F

    Mostly Cloudy
    then Dense
    Fog

  • Thursday

    Thursday: Areas of fog before 7am. Otherwise, partly sunny, with a high near 68. North wind 5 to 10 mph becoming south in the afternoon.

    High: 68 °F

    Areas Fog
    then Partly
    Sunny

  • Thursday Night

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

    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

  • Saturday

    Saturday: A chance of showers, mainly after noon. Mostly cloudy, with a high near 72. Breezy, with a south wind 10 to 20 mph.

    High: 72 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 69. Southeast wind 5 to 10 mph.
Tonight
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 61. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers. Patchy fog between 9am and 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 70. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Patchy dense fog before 4am, then widespread dense fog after 5am. Otherwise, mostly cloudy, with a low around 58. Southwest wind around 5 mph becoming north after midnight.
Thursday
Areas of fog before 7am. Otherwise, partly sunny, with a high near 68. 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 becoming calm in the evening.
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 south wind 10 to 20 mph.
Saturday Night
Showers likely, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 59. Breezy, with a south wind around 20 mph becoming west after midnight.
Sunday
A chance of showers. Mostly sunny, with a high near 68. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 52. North wind 10 to 15 mph.
Washington's Birthday
Sunny, with a high near 67. North wind 5 to 10 mph becoming southeast in the afternoon.
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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:
5:31 am CST Feb 10, 2026
Forecast Valid:
9am CST Feb 10, 2026-6pm CST Feb 16, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation