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

78°F

26°C

Humidity 87%
Wind Speed SW 8 mph
Barometer 29.91 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 22 May 6:35 am CDT
Extended Forecast for

Larose LA

  • Today

    Today: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. Southwest wind 5 to 10 mph. New rainfall amounts between a quarter and half of an inch possible.

    High: 86 °F

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 4am, then a slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 76 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. Light south wind increasing to 5 to 10 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 76. Southeast wind around 5 mph.

    Low: 76 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 84. South wind 5 to 10 mph. Chance of precipitation is 90%.

    High: 84 °F

    Showers then
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 75. South wind around 5 mph. Chance of precipitation is 80%.

    Low: 75 °F

    Chance
    T-storms then
    Showers

  • Memorial Day

    Memorial Day: Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. High near 83. South wind 5 to 10 mph. Chance of precipitation is 90%.

    High: 83 °F

    Showers then
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Southeast wind around 5 mph.

    Low: 76 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Partly sunny, with a high near 84. South wind 5 to 10 mph.

    High: 84 °F

    Showers
    Likely then
    T-storms
    Likely

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. Southwest wind 5 to 10 mph. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A slight chance of showers and thunderstorms before 4am, then a slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. Light south wind increasing to 5 to 10 mph in the afternoon. 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. Mostly cloudy, with a low around 76. Southeast wind around 5 mph.
Sunday
Showers and possibly a thunderstorm. High near 84. South wind 5 to 10 mph. Chance of precipitation is 90%.
Sunday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 75. South wind around 5 mph. Chance of precipitation is 80%.
Memorial Day
Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. High near 83. South wind 5 to 10 mph. Chance of precipitation is 90%.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Southeast wind around 5 mph.
Tuesday
Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Partly sunny, with a high near 84. South wind 5 to 10 mph.
Tuesday Night
A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 77. Southeast wind 5 to 10 mph.
Wednesday
Showers and thunderstorms likely. Partly sunny, with a high near 85. South wind 5 to 10 mph.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Southeast wind around 5 mph.
Thursday
Showers and thunderstorms likely. Partly sunny, with a high near 84. Calm wind becoming southeast around 5 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Larose LA
 29.57°N 90.37°W
Last Update:
4:40 am CDT May 22, 2026
Forecast Valid:
6am CDT May 22, 2026-6pm CDT May 28, 2026
 
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