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.

Overcast

73°F

23°C

Humidity 68%
Wind Speed E 10 G 18 mph
Barometer 30.23 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 9 Apr 12:15 pm CDT
Extended Forecast for

Galliano LA

  • This Afternoon

    This Afternoon: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 76. Breezy, with an east wind around 20 mph.

    High: 76 °F

    Slight Chance
    Showers and
    Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 63. East wind 10 to 15 mph.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 79. East wind 10 to 15 mph.

    High: 79 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. East wind 5 to 10 mph.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 81. East wind 5 to 15 mph.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 64. East wind 5 to 10 mph.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 81. Southeast wind 10 to 15 mph.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 66 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 81. Southeast wind 10 to 15 mph.

    High: 81 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 76. Breezy, with an east wind around 20 mph.
Tonight
Partly cloudy, with a low around 63. East wind 10 to 15 mph.
Friday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 79. East wind 10 to 15 mph.
Friday Night
Partly cloudy, with a low around 62. East wind 5 to 10 mph.
Saturday
Sunny, with a high near 81. East wind 5 to 15 mph.
Saturday Night
Mostly clear, with a low around 64. East wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 81. Southeast wind 10 to 15 mph.
Sunday Night
Partly cloudy, with a low around 66. Southeast wind 10 to 15 mph.
Monday
Partly sunny, with a high near 81. Southeast wind 10 to 15 mph.
Monday Night
Partly cloudy, with a low around 67. Southeast wind around 10 mph.
Tuesday
Mostly sunny, with a high near 82. Southeast wind 10 to 15 mph.
Tuesday Night
Partly cloudy, with a low around 67. Southeast wind around 10 mph.
Wednesday
Partly sunny, with a high near 82. South wind 10 to 15 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 90.29°W
Last Update:
5:37 am CDT Apr 9, 2026
Forecast Valid:
12pm CDT Apr 9, 2026-6pm CDT Apr 15, 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