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.

Mostly Cloudy

74°F

23°C

Humidity 89%
Wind Speed S 10 mph
Barometer 30.05 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 9 Jan 10:15 pm CST
Extended Forecast for

11 Miles SSE Lafitte LA

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 63. South wind around 5 mph. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before 3pm. Mostly cloudy, with a high near 75. South wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers
    Likely then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 47. North wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 47 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 60. North wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 60 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 39. Northeast wind around 10 mph, with gusts as high as 25 mph.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 55. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 55 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. North wind around 5 mph becoming calm.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60. Calm wind.

    High: 60 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers after midnight. Mostly cloudy, with a low around 45. Calm wind becoming northwest around 5 mph.

    Low: 45 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers and thunderstorms before midnight, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 63. South wind around 5 mph. Chance of precipitation is 30%.
Saturday
Showers and thunderstorms likely, mainly before 3pm. Mostly cloudy, with a high near 75. South wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Mostly cloudy, with a low around 47. North wind 10 to 15 mph, with gusts as high as 30 mph.
Sunday
Mostly sunny, with a high near 60. North wind 10 to 15 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 39. Northeast wind around 10 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 55. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 40. North wind around 5 mph becoming calm.
Tuesday
Mostly sunny, with a high near 60. Calm wind.
Tuesday Night
A slight chance of showers after midnight. Mostly cloudy, with a low around 45. Calm wind becoming northwest around 5 mph.
Wednesday
A slight chance of showers. Partly sunny, with a high near 64. West wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 41. West wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 55. North wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
Clear, with a low around 38. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 61. Calm wind becoming south around 5 mph in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles SSE Lafitte LA
 29.53°N 90.05°W
Last Update:
9:17 pm CST Jan 9, 2026
Forecast Valid:
10pm CST Jan 9, 2026-6pm CST Jan 16, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation