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.

Overcast

48°F

9°C

Humidity 68%
Wind Speed NE 8 mph
Barometer 30.25 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 8 Dec 11:55 pm CST
Extended Forecast for

South Lafourche Airport LA

  • Overnight

    Overnight: Mostly cloudy, with a low around 42. Northeast wind around 5 mph.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59. Northeast wind around 5 mph becoming calm in the morning.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 69. Calm wind becoming west around 5 mph.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 64. Northeast wind around 5 mph becoming calm in the afternoon.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 72. Calm wind becoming southeast around 5 mph.

    High: 72 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 42. Northeast wind around 5 mph.
Tuesday
Mostly sunny, with a high near 59. Northeast wind around 5 mph becoming calm in the morning.
Tuesday Night
Mostly clear, with a low around 45. Calm wind.
Wednesday
Sunny, with a high near 69. Calm wind becoming west around 5 mph.
Wednesday Night
Mostly clear, with a low around 46. Calm wind.
Thursday
Sunny, with a high near 64. Northeast wind around 5 mph becoming calm in the afternoon.
Thursday Night
Partly cloudy, with a low around 50. Calm wind.
Friday
Mostly sunny, with a high near 72. Calm wind becoming southeast around 5 mph.
Friday Night
Partly cloudy, with a low around 55. Calm wind.
Saturday
Mostly sunny, with a high near 72. Calm wind becoming southeast around 5 mph.
Saturday Night
Partly cloudy, with a low around 54. Calm wind becoming east around 5 mph after midnight.
Sunday
Mostly sunny, with a high near 67. Northeast wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 46. Northeast wind around 5 mph.
Monday
Partly sunny, with a high near 61. East wind 5 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Lafourche Airport LA
 29.45°N 90.27°W
Last Update:
11:30 pm CST Dec 8, 2025
Forecast Valid:
12am CST Dec 9, 2025-6pm CST Dec 15, 2025
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

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Chance of Precipitation