Current conditions at

Galliano, South Lafourche Airport (KGAO)

Lat: 29.44°NLon: 90.26°WElev: 0ft.

Fair

45°F

7°C

Humidity 60%
Wind Speed S 3 mph
Barometer 30.36 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 2 Feb 7:35 pm CST
Extended Forecast for

11 Miles ESE Dulac LA

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. South wind 5 to 10 mph.

    Low: 51 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. South wind around 10 mph.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, with thunderstorms also possible after 3am.  Mostly cloudy, with a low around 55. South wind around 10 mph becoming northwest after midnight.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: A 40 percent chance of showers before noon.  Cloudy through mid morning, then gradual clearing, with a high near 63. North wind 10 to 15 mph.

    High: 63 °F

    Chance
    Showers then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 39. Breezy, with a north wind 15 to 25 mph.

    Low: 39 °F

    Mostly Clear
    and Breezy

  • Thursday

    Thursday: Sunny, with a high near 55. Breezy, with a north wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon.

    High: 55 °F

    Sunny and
    Breezy then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44. Northwest wind 5 to 10 mph.

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64. West wind 5 to 15 mph.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 50. West wind 5 to 15 mph.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 51. South wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 66. South wind around 10 mph.
Tuesday Night
Showers likely, with thunderstorms also possible after 3am. Mostly cloudy, with a low around 55. South wind around 10 mph becoming northwest after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 40 percent chance of showers before noon. Cloudy through mid morning, then gradual clearing, with a high near 63. North wind 10 to 15 mph.
Wednesday Night
Mostly clear, with a low around 39. Breezy, with a north wind 15 to 25 mph.
Thursday
Sunny, with a high near 55. Breezy, with a north wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 44. Northwest wind 5 to 10 mph.
Friday
Sunny, with a high near 64. West wind 5 to 15 mph.
Friday Night
Mostly clear, with a low around 50. West wind 5 to 15 mph.
Saturday
Sunny, with a high near 65. Northwest wind around 5 mph becoming southeast in the afternoon.
Saturday Night
Mostly clear, with a low around 52. Southeast wind around 5 mph.
Sunday
Sunny, with a high near 66. East wind 5 to 10 mph becoming southeast in the afternoon.
Sunday Night
Partly cloudy, with a low around 54. Southeast wind around 5 mph.
Monday
Mostly sunny, with a high near 66. East wind 5 to 10 mph becoming south in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ESE Dulac LA
 29.3°N 90.53°W
3:11 pm CST Feb 2, 2026
7pm CST Feb 2, 2026-6pm CST Feb 9, 2026
 
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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