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

84°F

29°C

Humidity 58%
Wind Speed E 9 mph
Barometer 30.08 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 15 Oct 11:55 am CDT
Extended Forecast for

Galliano LA

  • This Afternoon

    This Afternoon: Sunny, with a high near 86. East wind around 10 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 69. East wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Mostly Clear

  • Friday

    Friday: A 40 percent chance of showers, mainly between 10am and 4pm. Mostly sunny, with a high near 86. North wind 5 to 10 mph.

    High: 86 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 58. Breezy, with a light north wind increasing to 20 to 25 mph in the evening.

    Low: 58 °F

    Mostly Cloudy
    and Breezy

  • Saturday

    Saturday: Sunny, with a high near 72. Breezy, with a north wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 72 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. Northeast wind 10 to 15 mph.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 74. Northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 74 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 59. Northeast wind 10 to 15 mph.

    Low: 59 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 78. Breezy, with a northeast wind 15 to 20 mph.

    High: 78 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 86. East wind around 10 mph.
Tonight
Mostly clear, with a low around 69. East wind around 5 mph becoming calm in the evening.
Friday
A 40 percent chance of showers, mainly between 10am and 4pm. Mostly sunny, with a high near 86. North wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 58. Breezy, with a light north wind increasing to 20 to 25 mph in the evening.
Saturday
Sunny, with a high near 72. Breezy, with a north wind 20 to 25 mph, with gusts as high as 35 mph.
Saturday Night
Mostly clear, with a low around 57. Northeast wind 10 to 15 mph.
Sunday
Mostly sunny, with a high near 74. Northeast wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 59. Northeast wind 10 to 15 mph.
Monday
Mostly sunny, with a high near 78. Breezy, with a northeast wind 15 to 20 mph.
Monday Night
Mostly clear, with a low around 61. Northeast wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 80. Northeast wind around 15 mph.
Tuesday Night
Mostly clear, with a low around 61. East wind around 5 mph.
Wednesday
Sunny, with a high near 82. East wind around 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Galliano LA
 29.45°N 90.32°W
Last Update:
11:12 am CDT Oct 15, 2026
Forecast Valid:
12pm CDT Oct 15, 2026-6pm CDT Oct 21, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation