Current conditions at
Galliano, South Lafourche Airport (KGAO)
Lat: 29.44°NLon: 90.26°WElev: 0ft.
Overcast
53°F
12°C
| Humidity | 91% |
| Wind Speed | NE 5 mph |
| Barometer | 30.07 in |
| Dewpoint | 50°F (10°C) |
| Visibility | 10.00 mi |
| Wind Chill | 52°F (11°C) |
| Last update | 6 Dec 9:15 am CST |
Extended Forecast for
15 Miles WSW Grand Isle LA
Today
High: 65 °F
Showers
LikelyTonight
Low: 58 °F⇑
Chance
Showers then
Chance
T-stormsSunday
High: 72 °F
Chance
ShowersSunday Night
Low: 49 °F
Chance
ShowersMonday
High: 61 °F
Mostly Sunny
Monday Night
Low: 45 °F
Mostly Clear
Tuesday
High: 61 °F
Sunny
Tuesday Night
Low: 49 °F
Mostly Clear
Wednesday
High: 69 °F
Sunny
Detailed Forecast
Today
Showers likely, mainly before 1pm. Cloudy, with a high near 65. Northeast wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a temperature rising to around 62 by 4am. Southeast wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 72. East wind around 5 mph becoming north in the afternoon. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 40 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 49. North wind 5 to 15 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 61. North wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 45. Northeast wind 5 to 10 mph.
Tuesday
Sunny, with a high near 61. Northeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 49. Calm wind becoming southwest around 5 mph.
Wednesday
Sunny, with a high near 69. Southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 58. Southwest wind around 5 mph.
Thursday
Sunny, with a high near 72. Southwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 59. Southwest wind around 5 mph.
Friday
Mostly sunny, with a high near 71. Southwest wind 5 to 10 mph becoming north in the afternoon.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
15 Miles WSW Grand Isle LA
29.13°N 90.2°W
29.13°N 90.2°W
5:23 am CST Dec 6, 2025
9am CST Dec 6, 2025-6pm CST Dec 12, 2025
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