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

55°F

13°C

Humidity 79%
Wind Speed Calm
Barometer 30.30 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 21 Jan 6:35 am CST
Extended Forecast for

11 Miles SSE Lafitte LA

  • Today

    Today: Mostly cloudy, with a high near 68. Southeast wind 5 to 10 mph.

    High: 68 °F

    Mostly Cloudy

  • Tonight

    Tonight: A chance of showers or sprinkles before 3am, then a slight chance of showers between 3am and 5am, then a chance of sprinkles after 5am. Mostly cloudy, with a low around 56. Calm wind. Chance of precipitation is 40%.

    Low: 56 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of sprinkles after noon. Mostly sunny, with a high near 67. Calm wind becoming southeast around 5 mph.

    High: 67 °F

    Chance
    Sprinkles

  • Thursday Night

    Thursday Night: A chance of sprinkles before midnight, then a slight chance of showers after midnight. Increasing clouds, with a low around 55. Calm wind. Chance of precipitation is 20%.

    Low: 55 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers. Mostly cloudy, with a high near 67. Light east wind increasing to 5 to 10 mph in the morning.

    High: 67 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers. Cloudy, with a low around 49. East wind 5 to 10 mph.

    Low: 49 °F

    Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers. Cloudy, with a high near 60. Northeast wind around 10 mph.

    High: 60 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers. Low around 36. Northeast wind around 10 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%.

    Low: 36 °F

    Showers

  • Sunday

    Sunday: Showers likely, mainly before noon. Mostly cloudy, with a high near 50. North wind 10 to 15 mph.

    High: 50 °F

    Showers
    Likely

Detailed Forecast

Today
Mostly cloudy, with a high near 68. Southeast wind 5 to 10 mph.
Tonight
A chance of showers or sprinkles before 3am, then a slight chance of showers between 3am and 5am, then a chance of sprinkles after 5am. Mostly cloudy, with a low around 56. Calm wind. Chance of precipitation is 40%.
Thursday
A chance of sprinkles after noon. Mostly sunny, with a high near 67. Calm wind becoming southeast around 5 mph.
Thursday Night
A chance of sprinkles before midnight, then a slight chance of showers after midnight. Increasing clouds, with a low around 55. Calm wind. Chance of precipitation is 20%.
Friday
A 30 percent chance of showers. Mostly cloudy, with a high near 67. Light east wind increasing to 5 to 10 mph in the morning.
Friday Night
A 30 percent chance of showers. Cloudy, with a low around 49. East wind 5 to 10 mph.
Saturday
A 50 percent chance of showers. Cloudy, with a high near 60. Northeast wind around 10 mph.
Saturday Night
Showers. Low around 36. Northeast wind around 10 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%.
Sunday
Showers likely, mainly before noon. Mostly cloudy, with a high near 50. North wind 10 to 15 mph.
Sunday Night
A chance of showers, mainly before midnight. Mostly cloudy, with a low around 29. North wind around 10 mph, with gusts as high as 25 mph.
Monday
A chance of sprinkles and flurries. Mostly sunny, with a high near 46. North wind 10 to 15 mph.
Monday Night
Widespread frost. Otherwise, mostly clear, with a low around 29. North wind 5 to 10 mph.
Tuesday
Widespread frost. Otherwise, sunny, with a high near 52. Northeast wind 5 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles SSE Lafitte LA
 29.53°N 90.05°W
Last Update:
5:19 am CST Jan 21, 2026
Forecast Valid:
6am CST Jan 21, 2026-6pm CST Jan 27, 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