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

67°F

19°C

Humidity 77%
Wind Speed N 14 G 17 mph
Barometer 30.14 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 10 Jan 5:55 pm CST
Extended Forecast for

11 Miles ESE Dulac LA

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. Breezy, with a north wind 15 to 25 mph.

    Low: 50 °F

    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: Mostly sunny, with a high near 60. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 60 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 44. Breezy, with a north wind 15 to 20 mph.

    Low: 44 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 56. Northeast wind 10 to 15 mph.

    High: 56 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44. Northeast wind 5 to 10 mph.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 59. Northeast wind around 5 mph becoming south in the afternoon.

    High: 59 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 50. Calm wind becoming northwest around 5 mph after midnight.

    Low: 50 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers. Mostly sunny, with a high near 64. West wind 5 to 15 mph.

    High: 64 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44. West wind around 15 mph becoming north after midnight.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 50. Breezy, with a north wind 15 to 25 mph.
Sunday
Mostly sunny, with a high near 60. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly cloudy, with a low around 44. Breezy, with a north wind 15 to 20 mph.
Monday
Mostly sunny, with a high near 56. Northeast wind 10 to 15 mph.
Monday Night
Mostly cloudy, with a low around 44. Northeast wind 5 to 10 mph.
Tuesday
Partly sunny, with a high near 59. Northeast wind around 5 mph becoming south in the afternoon.
Tuesday Night
A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 50. Calm wind becoming northwest around 5 mph after midnight.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 64. West wind 5 to 15 mph.
Wednesday Night
Mostly clear, with a low around 44. West wind around 15 mph becoming north after midnight.
Thursday
Sunny, with a high near 55. North wind 10 to 15 mph.
Thursday Night
Mostly clear, with a low around 44. North wind 5 to 10 mph.
Friday
Sunny, with a high near 62. North wind 5 to 10 mph becoming south in the afternoon.
Friday Night
Partly cloudy, with a low around 51. South wind around 10 mph becoming northeast after midnight.
Saturday
Mostly sunny, with a high near 63. Northeast wind around 10 mph becoming southeast in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ESE Dulac LA
 29.3°N 90.53°W
Last Update:
12:40 pm CST Jan 10, 2026
Forecast Valid:
6pm CST Jan 10, 2026-6pm CST Jan 17, 2026
 
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Additional Resources

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Chance of Precipitation