For More Weather Information:

17NM E Grand Isle LA

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 1:27 am CST Nov 12, 2026
Forecast Valid: 9am CST Nov 12, 2026-6pm CST Nov 18, 2026

Today

NW wind around 10 kt. Mostly sunny. Seas 1 ft or less.

Tonight

N wind around 10 kt. Mostly clear. Seas around 1 ft.

Friday

N wind 5 to 10 kt. Sunny. Seas 1 ft or less.

Friday Night

NNW wind 10 to 15 kt becoming NE after midnight. Mostly clear. Seas 1 ft or less.

Saturday

NE wind 10 to 15 kt. Sunny. Seas 1 ft or less.

Saturday Night

E wind around 10 kt. Partly cloudy. Seas 1 ft or less.

Sunday

E wind 10 to 15 kt. Mostly sunny. Seas around 1 ft.

Sunday Night

E wind around 15 kt, with gusts as high as 25 kt. A slight chance of showers. Seas around 1 ft.

Monday

ENE wind around 20 kt, with gusts as high as 30 kt. A chance of showers. Seas around 1 ft.

*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.