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.

Partly Cloudy

81°F

27°C

Humidity 77%
Wind Speed SW 7 mph
Barometer 29.93 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 22 Aug 1:15 pm CDT
Extended Forecast for

2 Miles SSE Golden Meadow LA

  • This Afternoon

    This Afternoon: Showers and thunderstorms. Some of the storms could produce heavy rainfall. Steady temperature around 86. Southwest wind around 5 mph becoming north. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 86 °F

    Heavy Rain

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before 5pm. Partly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    T-storms
    Likely

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the morning.

    High: 89 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly clear, with a low around 75. Southwest wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 75 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A slight chance of thunderstorms before 7am, then a slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. Northwest wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 20%.

    High: 92 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. Northeast wind 5 to 10 mph becoming southeast in the afternoon.

    High: 91 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms. Some of the storms could produce heavy rainfall. Steady temperature around 86. Southwest wind around 5 mph becoming north. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a low around 75. Calm wind.
Saturday
Showers and thunderstorms likely, mainly before 5pm. Partly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 75. Calm wind.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the morning.
Sunday Night
A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly clear, with a low around 75. Southwest wind around 5 mph becoming calm. Chance of precipitation is 20%.
Monday
A slight chance of thunderstorms before 7am, then a slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. Northwest wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 76. Calm wind.
Tuesday
A chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 74. East wind around 5 mph becoming calm in the evening.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. East wind 5 to 10 mph.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 74. East wind around 5 mph becoming calm in the evening.
Thursday
A slight chance of showers and thunderstorms. Sunny, with a high near 89. Northeast wind around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Golden Meadow LA
 29.36°N 90.27°W
Last Update:
12:26 pm CDT Aug 22, 2025
Forecast Valid:
1pm CDT Aug 22, 2025-6pm CDT Aug 28, 2025
 
Forecast Discussion
 
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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