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

56°F

13°C

Humidity 34%
Wind Speed NE 10 mph
Barometer 30.38 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 28 Nov 1:35 pm CST
Extended Forecast for

South Lafourche Airport LA

  • This Afternoon

    This Afternoon: Sunny, with a high near 60. Northeast wind around 10 mph.

    High: 60 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 48. East wind 5 to 10 mph.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 70. Southeast wind 5 to 10 mph.

    High: 70 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after midnight. Partly cloudy, with a low around 58. Southeast wind around 5 mph becoming calm after midnight.

    Low: 58 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers. Mostly cloudy, with a high near 73. Calm wind becoming northeast around 5 mph in the morning.

    High: 73 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight. Cloudy, with a low around 52. Northeast wind 5 to 10 mph.

    Low: 52 °F

    Slight Chance
    Showers then
    Cloudy

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Cloudy, with a high near 69. Northeast wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 69 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers. Low around 49. Northeast wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 80%.

    Low: 49 °F

    Showers

  • Tuesday

    Tuesday: A slight chance of showers before noon. Partly sunny, with a high near 62. North wind 5 to 10 mph.

    High: 62 °F

    Slight Chance
    Showers then
    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 60. Northeast wind around 10 mph.
Tonight
Partly cloudy, with a low around 48. East wind 5 to 10 mph.
Saturday
Partly sunny, with a high near 70. Southeast wind 5 to 10 mph.
Saturday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 58. Southeast wind around 5 mph becoming calm after midnight.
Sunday
A 40 percent chance of showers. Mostly cloudy, with a high near 73. Calm wind becoming northeast around 5 mph in the morning.
Sunday Night
A 20 percent chance of showers before midnight. Cloudy, with a low around 52. Northeast wind 5 to 10 mph.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Cloudy, with a high near 69. Northeast wind 5 to 10 mph. Chance of precipitation is 50%.
Monday Night
Showers. Low around 49. Northeast wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 80%.
Tuesday
A slight chance of showers before noon. Partly sunny, with a high near 62. North wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 40. North wind around 5 mph.
Wednesday
Mostly sunny, with a high near 64. East wind around 5 mph.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 49. Calm wind becoming east around 5 mph after midnight.
Thursday
A chance of showers. Mostly cloudy, with a high near 67. Northeast wind 5 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Lafourche Airport LA
 29.45°N 90.27°W
Last Update:
11:31 am CST Nov 28, 2025
Forecast Valid:
1pm CST Nov 28, 2025-6pm CST Dec 4, 2025
 
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Additional Resources

Radar & Satellite Image

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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