Current conditions at
Galliano, South Lafourche Airport (KGAO)
Lat: 29.44°NLon: 90.26°WElev: 0ft.
Light Drizzle
61°F
16°C
| Humidity | 63% |
| Wind Speed | NE 10 G 20 mph |
| Barometer | 30.14 in |
| Dewpoint | 49°F (9°C) |
| Visibility | 10.00 mi |
| Last update | 6 Apr 5:55 am CDT |
Extended Forecast for
15 Miles WSW Grand Isle LA
Today
High: 70 °F
Breezy.
Showers then
Chance
ShowersTonight

Low: 59 °F
Mostly Clear
Tuesday

High: 75 °F
Mostly Sunny
Tuesday Night
Low: 63 °F
Partly Cloudy
then Slight
Chance
ShowersWednesday

High: 76 °F
Showers
Likely and
BreezyWednesday Night

Low: 65 °F
Showers
LikelyThursday

High: 77 °F
Chance
ShowersThursday Night

Low: 66 °F
Chance
ShowersFriday

High: 77 °F
Chance
Showers
Detailed Forecast
Today
Showers and possibly a thunderstorm before 1pm, then a slight chance of showers between 1pm and 2pm. High near 70. Breezy, with a northeast wind 15 to 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Mostly clear, with a low around 59. Northeast wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 75. East wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 63. East wind around 15 mph.
Wednesday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 76. Breezy, with an east wind 15 to 20 mph. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. East wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 77. East wind around 15 mph, with gusts as high as 25 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. East wind 10 to 15 mph.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 77. East wind 10 to 15 mph.
Friday Night
A slight chance of showers. Mostly cloudy, with a low around 66. East wind around 10 mph, with gusts as high as 20 mph.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79. East wind 10 to 15 mph.
Saturday Night
Partly cloudy, with a low around 67. Southeast wind around 10 mph.
Sunday
Sunny, with a high near 79. Southeast wind 10 to 15 mph.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
15 Miles WSW Grand Isle LA
29.13°N 90.2°W
29.13°N 90.2°W
2:02 am CDT Apr 6, 2026
6am CDT Apr 6, 2026-6pm CDT Apr 12, 2026


