Current conditions at
Galliano, South Lafourche Airport (KGAO)
Lat: 29.44°NLon: 90.26°WElev: 0ft.
Fair
81°F
27°C
| Humidity | 79% |
| Wind Speed | S 7 mph |
| Barometer | 30.11 in |
| Dewpoint | 73°F (23°C) |
| Visibility | 10.00 mi |
| Heat Index | 86°F (30°C) |
| Last update | 13 Oct 9:55 am CDT |
Extended Forecast for
13 Miles WSW Grand Isle LA
Today
High: 83 °F
Sunny
Tonight
Low: 71 °F
Mostly Clear
Wednesday
High: 83 °F
Patchy Fog
then SunnyWednesday Night
Low: 72 °F
Mostly Clear
Thursday
High: 83 °F
Sunny
Thursday Night
Low: 71 °F
Mostly Clear
Friday
High: 83 °F
Slight Chance
T-stormsFriday Night
Low: 65 °F
Partly Cloudy
then Partly
Cloudy and
BreezySaturday
High: 78 °F
Sunny and
Breezy
Detailed Forecast
Today
Sunny, with a high near 83. Southeast wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 71. Southeast wind around 5 mph becoming calm.
Wednesday
Patchy fog before 11am. Otherwise, sunny, with a high near 83. East wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 72. East wind around 5 mph.
Thursday
Sunny, with a high near 83. East wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 71. East wind around 5 mph becoming calm after midnight.
Friday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 83. Northeast wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 65. Breezy, with a light east wind becoming northeast 15 to 20 mph after midnight. Winds could gust as high as 35 mph.
Saturday
Sunny, with a high near 78. Breezy, with a northeast wind 20 to 25 mph, with gusts as high as 35 mph.
Saturday Night
Mostly clear, with a low around 67. Northeast wind around 15 mph, with gusts as high as 25 mph.
Sunday
A chance of showers. Mostly sunny, with a high near 80. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 69. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 81. Breezy, with an east wind 20 to 25 mph.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
13 Miles WSW Grand Isle LA
29.15°N 90.17°W
29.15°N 90.17°W
9:07 am CDT Oct 13, 2026
10am CDT Oct 13, 2026-6pm CDT Oct 19, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
