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

80°F

27°C

Humidity 65%
Wind Speed NE 5 mph
Barometer 29.99 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 12 May 6:15 pm CDT
Extended Forecast for

South Lafourche Airport LA

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 67. North wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 10am. Otherwise, sunny, with a high near 84. North wind 5 to 10 mph.

    High: 84 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 67. West wind around 5 mph.

    Low: 67 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 70. South wind around 5 mph becoming calm.

    Low: 70 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 83. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 70. Southeast wind around 5 mph.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 83. Southeast wind 5 to 10 mph.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 73. Southeast wind around 5 mph.

    Low: 73 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 67. North wind around 5 mph becoming calm in the evening.
Wednesday
Patchy fog before 10am. Otherwise, sunny, with a high near 84. North wind 5 to 10 mph.
Wednesday Night
Clear, with a low around 67. West wind around 5 mph.
Thursday
Sunny, with a high near 85. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 70. South wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 83. Light and variable wind becoming south 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 70. Southeast wind around 5 mph.
Saturday
Mostly sunny, with a high near 83. Southeast wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 73. Southeast wind around 5 mph.
Sunday
Mostly sunny, with a high near 85. Southeast wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 76. Southeast wind 5 to 10 mph.
Monday
Partly sunny, with a high near 86. Southeast wind 5 to 15 mph.
Monday Night
Mostly cloudy, with a low around 77. Southeast wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 86. Southeast wind 5 to 15 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:
6:14 pm CDT May 12, 2026
Forecast Valid:
6pm CDT May 12, 2026-6pm CDT May 19, 2026
 
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Additional Resources

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