Current conditions at

Galliano, South Lafourche Airport (KGAO)

Lat: 29.44°NLon: 90.26°WElev: 0ft.

Fair

59°F

15°C

Humidity 92%
Wind Speed N 3 mph
Barometer 30.00 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 15 Oct 6:55 am CDT
Extended Forecast for

13 Miles WSW Grand Isle LA

  • Today

    Today: Sunny, with a high near 84. Northeast wind 5 to 10 mph.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 69. East wind around 5 mph.

    Low: 69 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 83. East wind 5 to 10 mph.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 70. East wind around 5 mph.

    Low: 70 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 84. East wind 5 to 10 mph.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. East wind 5 to 10 mph.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 85. Southeast wind 5 to 10 mph.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 71. Southeast wind around 5 mph.

    Low: 71 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers before 1pm.  Mostly sunny, with a high near 84. West wind 5 to 10 mph becoming north in the afternoon.

    High: 84 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 84. Northeast wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 69. East wind around 5 mph.
Thursday
Sunny, with a high near 83. East wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 70. East wind around 5 mph.
Friday
Mostly sunny, with a high near 84. East wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 71. East wind 5 to 10 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. Southeast wind 5 to 10 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 71. Southeast wind around 5 mph.
Sunday
A chance of showers before 1pm. Mostly sunny, with a high near 84. West wind 5 to 10 mph becoming north in the afternoon.
Sunday Night
Mostly clear, with a low around 67. Northeast wind around 5 mph.
Monday
Sunny, with a high near 82. East wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 68. East wind around 5 mph.
Tuesday
Sunny, with a high near 82. East wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles WSW Grand Isle LA
 29.15°N 90.17°W
6:11 am CDT Oct 15, 2025
7am CDT Oct 15, 2025-6pm CDT Oct 21, 2025
 
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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