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17NM E Grand Isle LA

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 11:33 am CST Jan 28, 2026
Forecast Valid: 5pm CST Jan 28, 2026-6pm CST Feb 4, 2026

Tonight

Variable winds 5 kt or less. Clear. Seas 1 ft or less.

Thursday

Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

Thursday Night

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

Friday

W wind 5 to 15 kt becoming NNW in the afternoon. A slight chance of showers before noon. Seas 1 ft or less.

Friday Night

N wind 15 to 20 kt, with gusts as high as 25 kt. Mostly cloudy. Seas 1 ft or less.

Saturday

N wind 20 to 25 kt. Sunny. Seas 1 ft or less.

Saturday Night

N wind 15 to 20 kt. Mostly clear. Seas 1 ft or less.

Sunday

N wind 5 to 15 kt, with gusts as high as 20 kt. Sunny. Seas 1 ft or less.

Sunday Night

Variable winds 5 kt or less. Mostly clear. 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.