Current conditions at

Galliano, South Lafourche Airport (KGAO)

Lat: 29.44°NLon: 90.26°WElev: 0ft.

Mostly Cloudy

74°F

23°C

Humidity 90%
Wind Speed S 14 mph
Barometer 30.02 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 10 Jan 1:55 am CST
Extended Forecast for

11 Miles ESE Dulac LA

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly after 5am.  Mostly cloudy, with a low around 67. South wind 10 to 15 mph.

    Low: 67 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms before 3pm, then a slight chance of showers between 3pm and 4pm.  High near 74. South wind 10 to 15 mph becoming north in the afternoon.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 74 °F

    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 50. Breezy, with a north wind 15 to 25 mph.

    Low: 50 °F

    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: Mostly sunny, with a high near 60. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 60 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 43. Northeast wind around 15 mph.

    Low: 43 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 56. Northeast wind 10 to 15 mph.

    High: 56 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44. Northeast wind 5 to 10 mph.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 59. Northeast wind around 5 mph becoming south in the afternoon.

    High: 59 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers after midnight.  Mostly cloudy, with a low around 50. Calm wind becoming northwest around 5 mph after midnight.

    Low: 50 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 67. South wind 10 to 15 mph.
Saturday
Showers and thunderstorms before 3pm, then a slight chance of showers between 3pm and 4pm. High near 74. South wind 10 to 15 mph becoming north in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Mostly cloudy, with a low around 50. Breezy, with a north wind 15 to 25 mph.
Sunday
Mostly sunny, with a high near 60. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly cloudy, with a low around 43. Northeast wind around 15 mph.
Monday
Partly sunny, with a high near 56. Northeast wind 10 to 15 mph.
Monday Night
Mostly cloudy, with a low around 44. Northeast wind 5 to 10 mph.
Tuesday
Partly sunny, with a high near 59. Northeast wind around 5 mph becoming south in the afternoon.
Tuesday Night
A slight chance of showers after midnight. Mostly cloudy, with a low around 50. Calm wind becoming northwest around 5 mph after midnight.
Wednesday
A slight chance of showers. Partly sunny, with a high near 63. Northwest wind 5 to 15 mph.
Wednesday Night
Partly cloudy, with a low around 45. West wind 10 to 15 mph becoming north after midnight.
Thursday
Sunny, with a high near 55. North wind 10 to 15 mph.
Thursday Night
Mostly clear, with a low around 42. North wind 5 to 10 mph.
Friday
Sunny, with a high near 60. North 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
2:12 am CST Jan 10, 2026
2am CST Jan 10, 2026-6pm CST Jan 16, 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