Current conditions at

Galliano, South Lafourche Airport (KGAO)

Lat: 29.44°NLon: 90.26°WElev: 0ft.

Fair

72°F

22°C

Humidity 82%
Wind Speed S 8 mph
Barometer 30.01 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 7 Jan 4:55 pm CST
Extended Forecast for

11 Miles ESE Dulac 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: Patchy fog after 3am.  Otherwise, mostly cloudy, with a low around 65. Southwest wind 5 to 10 mph becoming southeast after midnight.

    Low: 65 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 73. Southeast wind 10 to 15 mph.

    High: 73 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: A chance of showers, with thunderstorms also possible after midnight.  Mostly cloudy, with a low around 67. South wind around 15 mph.  Chance of precipitation is 40%.

    Low: 67 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 74. South wind around 15 mph.  Chance of precipitation is 70%.

    High: 74 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 64. South wind around 15 mph.  Chance of precipitation is 70%.

    Low: 64 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers and thunderstorms.  Cloudy, with a high near 69. Southwest wind around 15 mph becoming north in the afternoon.  Chance of precipitation is 50%.

    High: 69 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before midnight.  Cloudy, with a low around 49. Windy, with a north wind 20 to 30 mph.

    Low: 49 °F

    Slight Chance
    Showers and
    Breezy then
    Cloudy and
    Windy

  • Sunday

    Sunday: Mostly cloudy, with a high near 58. Breezy, with a north wind 15 to 25 mph.

    High: 58 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 42. Northeast wind around 15 mph.

    Low: 42 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 65. Southwest wind 5 to 10 mph becoming southeast after midnight.
Thursday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 73. Southeast wind 10 to 15 mph.
Thursday Night
A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 67. South wind around 15 mph. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 74. South wind around 15 mph. Chance of precipitation is 70%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. South wind around 15 mph. Chance of precipitation is 70%.
Saturday
A chance of showers and thunderstorms. Cloudy, with a high near 69. Southwest wind around 15 mph becoming north in the afternoon. Chance of precipitation is 50%.
Saturday Night
A 20 percent chance of showers before midnight. Cloudy, with a low around 49. Windy, with a north wind 20 to 30 mph.
Sunday
Mostly cloudy, with a high near 58. Breezy, with a north wind 15 to 25 mph.
Sunday Night
Mostly cloudy, with a low around 42. Northeast wind around 15 mph.
Monday
Mostly sunny, with a high near 54. Northeast wind 10 to 15 mph.
Monday Night
Mostly cloudy, with a low around 45. Northeast wind 5 to 10 mph.
Tuesday
A slight chance of showers. Partly sunny, with a high near 58. North wind around 5 mph.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 49. Northwest wind around 5 mph.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 63. West wind 5 to 10 mph.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ESE Dulac LA
 29.3°N 90.53°W
3:09 pm CST Jan 7, 2026
5pm CST Jan 7, 2026-6pm CST Jan 14, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database