National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Galliano, South Lafourche Airport (KGAO)

Lat: 29.44°NLon: 90.26°WElev: 0ft.

Fair

64°F

18°C

Humidity 43%
Wind Speed N 14 G 21 mph
Barometer 30.12 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 9 Nov 5:35 pm CST
Extended Forecast for

13 Miles WSW Grand Isle LA

Red Flag Warning November 10, 10:00am until November 10, 06:00pm
Click here for hazard details and duration
Red Flag Warning

  • Tonight

    Tonight: Mostly clear, with a low around 41. North wind around 15 mph, with gusts as high as 30 mph.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 57. North wind around 15 mph, with gusts as high as 30 mph.

    High: 57 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. North wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 39 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Sunny, with a high near 67. Northeast wind around 5 mph becoming southeast in the afternoon.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52. South wind around 5 mph.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74. South wind around 5 mph.

    High: 74 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 75. Light southeast wind increasing to 5 to 10 mph in the morning.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61. Southeast wind around 5 mph.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 41. North wind around 15 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 57. North wind around 15 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 39. North wind 5 to 15 mph, with gusts as high as 25 mph.
Veterans Day
Sunny, with a high near 67. Northeast wind around 5 mph becoming southeast in the afternoon.
Tuesday Night
Mostly clear, with a low around 52. South wind around 5 mph.
Wednesday
Mostly sunny, with a high near 74. South wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 61. Calm wind.
Thursday
Sunny, with a high near 75. Light southeast wind increasing to 5 to 10 mph in the morning.
Thursday Night
Mostly clear, with a low around 61. Southeast wind around 5 mph.
Friday
Sunny, with a high near 75. Southeast wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 63. Southeast wind around 5 mph.
Saturday
Mostly sunny, with a high near 76. Southeast wind 5 to 10 mph.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 64. Southeast wind around 10 mph, with gusts as high as 20 mph.
Sunday
A chance of showers. Mostly sunny, with a high near 77. South wind around 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles WSW Grand Isle LA
 29.15°N 90.17°W
Last Update:
5:30 pm CST Nov 9, 2025
Forecast Valid:
5pm CST Nov 9, 2025-6pm CST Nov 16, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation