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

29°F

-2°C

Humidity 89%
Wind Speed Calm
Barometer 30.35 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 28 Jan 9:35 pm CST
Extended Forecast for

11 Miles ESE Dulac LA

  • Tonight

    Tonight: Mostly clear, with a low around 41. Northwest wind around 5 mph becoming calm.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 61. East wind around 5 mph becoming southeast in the afternoon.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 51. Southeast wind around 5 mph becoming northwest after midnight.

    Low: 51 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 60. Breezy, with a north wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon.

    High: 60 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 33. Windy, with a north wind 20 to 30 mph, with gusts as high as 40 mph.

    Low: 33 °F

    Partly Cloudy
    and Windy

  • Saturday

    Saturday: Sunny, with a high near 40. Windy, with a north wind 25 to 30 mph.

    High: 40 °F

    Sunny and
    Windy

  • Saturday Night

    Saturday Night: Clear, with a low around 27. Blustery, with a north wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 27 °F

    Clear and
    Blustery

  • Sunday

    Sunday: Sunny, with a high near 46. North wind 5 to 15 mph.

    High: 46 °F

    Sunny

  • Sunday Night

    Sunday Night: Areas of frost between 3am and 4am. Otherwise, mostly clear, with a low around 36. Northwest wind around 5 mph.

    Low: 36 °F

    Clear then
    Areas Frost

Detailed Forecast

Tonight
Mostly clear, with a low around 41. Northwest wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 61. East wind around 5 mph becoming southeast in the afternoon.
Thursday Night
Partly cloudy, with a low around 51. Southeast wind around 5 mph becoming northwest after midnight.
Friday
Partly sunny, with a high near 60. Breezy, with a north wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 33. Windy, with a north wind 20 to 30 mph, with gusts as high as 40 mph.
Saturday
Sunny, with a high near 40. Windy, with a north wind 25 to 30 mph.
Saturday Night
Clear, with a low around 27. Blustery, with a north wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday
Sunny, with a high near 46. North wind 5 to 15 mph.
Sunday Night
Areas of frost between 3am and 4am. Otherwise, mostly clear, with a low around 36. Northwest wind around 5 mph.
Monday
Sunny, with a high near 56. Northwest wind 5 to 10 mph becoming west in the afternoon.
Monday Night
Partly cloudy, with a low around 44. West wind 5 to 10 mph becoming east after midnight.
Tuesday
Sunny, with a high near 63. Southeast wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 55. Southeast wind around 10 mph.
Wednesday
A chance of showers. Partly sunny, with a high near 66. Southeast wind around 10 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:
9:41 pm CST Jan 28, 2026
Forecast Valid:
9pm CST Jan 28, 2026-6pm CST Feb 4, 2026
 
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