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.

Fair

38°F

3°C

Humidity 34%
Wind Speed N 16 G 26 mph
Barometer 30.45 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 31 Jan 11:15 am CST
Extended Forecast for

11 Miles ESE Dulac LA

Wind Advisory until February 1, 12:00am
Extreme Cold Warning until February 1, 10:00am
Click here for hazard details and duration
Wind Advisory
Extreme Cold Warning
  •  
    Wind Advisory until February 1, 12:00am
    Extreme Cold Warning until February 1, 10:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 40 °F

    Sunny and
    Windy

  • Tonight

    Tonight: Mostly clear, with a low around 27. Wind chill values as low as 16. Blustery, with a north wind 20 to 25 mph decreasing to 15 to 20 mph after midnight.

    Low: 27 °F

    Mostly Clear
    and Blustery

  • Sunday

    Sunday: Sunny, with a high near 48. Wind chill values as low as 16 early. North wind 5 to 15 mph.

    High: 48 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38. West wind around 5 mph.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 59. Northwest wind around 5 mph becoming southwest in the afternoon.

    High: 59 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 51. South wind around 5 mph.

    Low: 51 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. South wind 5 to 10 mph.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 57. South wind around 10 mph.

    Low: 57 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 40. Windy, with a north wind 25 to 30 mph.
Tonight
Mostly clear, with a low around 27. Wind chill values as low as 16. Blustery, with a north wind 20 to 25 mph decreasing to 15 to 20 mph after midnight.
Sunday
Sunny, with a high near 48. Wind chill values as low as 16 early. North wind 5 to 15 mph.
Sunday Night
Mostly clear, with a low around 38. West wind around 5 mph.
Monday
Sunny, with a high near 59. Northwest wind around 5 mph becoming southwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 51. South wind around 5 mph.
Tuesday
Mostly sunny, with a high near 66. South wind 5 to 10 mph.
Tuesday Night
A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 57. South wind around 10 mph.
Wednesday
Showers likely. Partly sunny, with a high near 65. Southwest wind 10 to 15 mph becoming north in the afternoon.
Wednesday Night
A slight chance of showers before midnight. Partly cloudy, with a low around 40. Breezy, with a north wind 15 to 20 mph.
Thursday
Sunny, with a high near 53. Breezy, with a north wind 10 to 20 mph.
Thursday Night
Mostly clear, with a low around 39. North wind 5 to 10 mph.
Friday
Sunny, with a high near 61. Northwest wind 5 to 15 mph becoming west in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ESE Dulac LA
 29.3°N 90.53°W
Last Update:
9:27 am CST Jan 31, 2026
Forecast Valid:
11am CST Jan 31, 2026-6pm CST Feb 6, 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