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

71°F

22°C

Humidity 91%
Wind Speed S 9 mph
Barometer 29.88 in
Dewpoint 68°F (20°C)
Visibility 7.00 mi
Last update 18 Feb 8:15 pm CST
Extended Forecast for

11 Miles SSE Lafitte LA

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 63. South wind 5 to 10 mph.

    Low: 63 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 76. South wind 5 to 15 mph.

    High: 76 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 64. South wind 5 to 10 mph.

    Low: 64 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers after noon. Cloudy, then gradually becoming mostly sunny, with a high near 78. South wind 5 to 10 mph.

    High: 78 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 64. South wind around 5 mph.

    Low: 64 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms between noon and 3pm, then a chance of showers after 3pm. Partly sunny, with a high near 78. Southwest wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 78 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 51. Southwest wind 5 to 15 mph becoming north after midnight.

    Low: 51 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 65. North wind around 15 mph, with gusts as high as 25 mph.

    High: 65 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 41. North wind around 10 mph, with gusts as high as 25 mph.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 63. South wind 5 to 10 mph.
Thursday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 76. South wind 5 to 15 mph.
Thursday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 64. South wind 5 to 10 mph.
Friday
A 30 percent chance of showers after noon. Cloudy, then gradually becoming mostly sunny, with a high near 78. South wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 64. South wind around 5 mph.
Saturday
A chance of showers and thunderstorms between noon and 3pm, then a chance of showers after 3pm. Partly sunny, with a high near 78. Southwest wind 5 to 10 mph. Chance of precipitation is 30%.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 51. Southwest wind 5 to 15 mph becoming north after midnight.
Sunday
Mostly sunny, with a high near 65. North wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 41. North wind around 10 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 60. North wind 10 to 15 mph.
Monday Night
Mostly clear, with a low around 40. North wind around 5 mph.
Tuesday
Sunny, with a high near 61. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Tuesday Night
Partly cloudy, with a low around 48. South wind around 5 mph.
Wednesday
Partly sunny, with a high near 70. South wind 5 to 15 mph.
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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:
7:13 pm CST Feb 18, 2026
Forecast Valid:
8pm CST Feb 18, 2026-6pm CST Feb 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation