For More Weather Information:

11NM N Grand Isle LA

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 3:17 pm CDT Oct 15, 2026
Forecast Valid: 5pm CDT Oct 15, 2026-6pm CDT Oct 22, 2026

...GALE WATCH IN EFFECT FROM FRIDAY EVENING THROUGH SATURDAY

Tonight

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

Friday

NNE wind 5 to 10 kt. A chance of showers and thunderstorms, mainly before 9am. Seas 1 ft or less.

Friday Night

N wind 5 to 15 kt increasing to 15 to 25 kt. Winds could gust as high as 35 kt. Partly cloudy. Seas 1 ft or less.

Saturday

NNE wind 20 to 25 kt, with gusts as high as 35 kt. Sunny. Seas around 1 ft.

Saturday Night

NE wind around 20 kt, with gusts as high as 25 kt. Mostly clear. Seas 1 ft or less.

Sunday

ENE wind around 20 kt, with gusts as high as 25 kt. Mostly sunny. Seas 1 ft or less.

Sunday Night

ENE wind 15 to 20 kt. Partly cloudy. Seas 1 ft or less.

Monday

ENE wind 20 to 25 kt. Mostly sunny. Seas 1 ft or less.

Monday Night

ENE wind around 15 kt. Partly cloudy. Seas 1 ft or less.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.