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.

Mostly Cloudy

82°F

28°C

Humidity 74%
Wind Speed NE 12 mph
Barometer 29.91 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 6 Oct 12:55 pm CDT
Extended Forecast for

Galliano Heliport LA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 84. Northeast wind 10 to 15 mph.

    High: 84 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 72. Northeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 72 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms between 1pm and 3pm. Mostly cloudy, with a high near 84. Breezy, with a northeast wind 15 to 20 mph. Chance of precipitation is 20%.

    High: 84 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms and
    Breezy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 1am. Increasing clouds, with a low around 72. Northeast wind 10 to 15 mph.

    Low: 72 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 84. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

    High: 84 °F

    Breezy.
    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Northeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 70 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 84. Breezy, with a northeast wind 20 to 25 mph. Chance of precipitation is 60%.

    High: 84 °F

    Breezy.
    Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. Breezy, with a northeast wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    Low: 70 °F

    Showers
    Likely and
    Breezy

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 83. Breezy, with an east wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 83 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 84. Northeast wind 10 to 15 mph.
Tonight
Mostly cloudy, with a low around 72. Northeast wind around 10 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of showers and thunderstorms between 1pm and 3pm. Mostly cloudy, with a high near 84. Breezy, with a northeast wind 15 to 20 mph. Chance of precipitation is 20%.
Wednesday Night
A 20 percent chance of showers after 1am. Increasing clouds, with a low around 72. Northeast wind 10 to 15 mph.
Thursday
A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 84. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Northeast wind around 15 mph, with gusts as high as 25 mph.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 84. Breezy, with a northeast wind 20 to 25 mph. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. Breezy, with a northeast wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 83. Breezy, with an east wind 20 to 25 mph, with gusts as high as 35 mph.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Breezy, with a northeast wind 15 to 20 mph becoming southeast 10 to 15 mph after midnight.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. East wind around 10 mph becoming south in the afternoon.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South wind around 5 mph becoming northeast after midnight.
Columbus Day
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Galliano Heliport LA
 29.4°N 90.29°W
Last Update:
1:57 am CDT Oct 6, 2026
Forecast Valid:
1pm CDT Oct 6, 2026-6pm CDT Oct 12, 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