National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Galliano, South Lafourche Airport (KGAO)

Lat: 29.44°NLon: 90.26°WElev: 0ft.

Partly Cloudy

78°F

26°C

Humidity 61%
Wind Speed SW 10 mph
Barometer 30.00 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 7 Jan 2:35 pm CST
Extended Forecast for

11 Miles SSE Lafitte LA

Dense Fog Advisory January 8, 12:00am until January 8, 09:00am
Click here for hazard details and duration
Dense Fog Advisory

  • Tonight

    Tonight: Areas of fog after 3am. Otherwise, partly cloudy, with a low around 61. Calm wind becoming southeast around 5 mph after midnight.

    Low: 61 °F

    Partly Cloudy
    then Areas
    Fog

  • Thursday

    Thursday: Widespread dense fog, mainly before 7am. Otherwise, mostly sunny, with a high near 74. South wind 5 to 10 mph.

    High: 74 °F

    Dense Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 63. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 75. South wind 10 to 15 mph. Chance of precipitation is 60%.

    High: 75 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. South wind 5 to 10 mph. Chance of precipitation is 70%.

    Low: 60 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm. Cloudy, with a high near 70. Southwest wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 60%.

    High: 70 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly before midnight. Cloudy, with a low around 45. North wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 45 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, with a high near 58. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 58 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36. Northeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Areas of fog after 3am. Otherwise, partly cloudy, with a low around 61. Calm wind becoming southeast around 5 mph after midnight.
Thursday
Widespread dense fog, mainly before 7am. Otherwise, mostly sunny, with a high near 74. South wind 5 to 10 mph.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 63. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 75. South wind 10 to 15 mph. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. South wind 5 to 10 mph. Chance of precipitation is 70%.
Saturday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 70. Southwest wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of showers, mainly before midnight. Cloudy, with a low around 45. North wind 10 to 15 mph, with gusts as high as 30 mph.
Sunday
Mostly cloudy, with a high near 58. North wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 36. Northeast wind around 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 54. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 40. Northeast wind around 5 mph becoming calm.
Tuesday
Partly sunny, with a high near 59. North wind around 5 mph.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 44. Calm wind becoming northwest around 5 mph.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 63. West wind 5 to 10 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:
11:37 am CST Jan 7, 2026
Forecast Valid:
3pm CST Jan 7, 2026-6pm CST Jan 14, 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