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

82°F

28°C

Humidity 58%
Wind Speed SE 9 mph
Barometer 30.05 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 12 Oct 3:55 pm CDT
Extended Forecast for

Galliano LA

  • Tonight

    Tonight: Mostly clear, with a low around 70. Southeast wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 86. Calm wind becoming east around 5 mph in the morning.

    High: 86 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 69. East wind around 5 mph becoming calm.

    Low: 69 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Light east wind increasing to 5 to 10 mph in the morning.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 70. East wind around 5 mph becoming calm.

    Low: 70 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 86. Northeast wind 5 to 10 mph.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 65. Breezy, with a light and variable wind becoming north 15 to 20 mph after midnight. Winds could gust as high as 30 mph.

    Low: 65 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

Detailed Forecast

Tonight
Mostly clear, with a low around 70. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 87. Calm wind becoming southeast around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 69. Calm wind.
Wednesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 86. Calm wind becoming east around 5 mph in the morning.
Wednesday Night
Mostly clear, with a low around 69. East wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 85. Light east wind increasing to 5 to 10 mph in the morning.
Thursday Night
Mostly clear, with a low around 70. East wind around 5 mph becoming calm.
Friday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 86. Northeast wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 65. Breezy, with a light and variable wind becoming north 15 to 20 mph after midnight. Winds could gust as high as 30 mph.
Saturday
Sunny, with a high near 78. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 35 mph.
Saturday Night
Mostly clear, with a low around 64. Northeast wind 10 to 15 mph.
Sunday
A slight chance of showers. Mostly sunny, with a high near 80. Breezy, with an east wind 15 to 20 mph.
Sunday Night
A slight chance of showers. Partly cloudy, with a low around 69. East wind 10 to 15 mph.
Monday
A chance of showers. Partly sunny, with a high near 82. Breezy, with an east wind 15 to 20 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Galliano LA
 29.45°N 90.32°W
Last Update:
1:57 pm CDT Oct 12, 2026
Forecast Valid:
4pm CDT Oct 12, 2026-6pm CDT Oct 19, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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