Tracking Storms with Impacts in the Northwest and Northeast U.S.

A Pacific storm will move across the Northwest U.S. through Thursday with low elevation rainfall, gusty winds, and mountain snows. A storm crossing the Northeast U.S. will continue gusty to high winds, scattered rain showers and limited snow showers into Thursday. Read More >

For More Weather Information:

New Orleans/Baton Rouge, LA Local Forecast Office

3NM SW Grand Isle LA

Marine Point Forecast

[NOTICE]

Tonight
Low: 71 °F
Light Wind
< 1ft
Thursday
High: 72 °F
NE 10kt
1ft
Thursday Night
Low: 71 °F
SE 10kt
1ft
Friday
High: 77 °F
S 10kt
1ft
Friday Night
Low: 70 °F
Light Wind
1ft
Saturday
High: 76 °F
Light Wind
< 1ft
Saturday Night
Low: 68 °F
Light Wind
< 1ft
Sunday
High: 73 °F
N 15kt
< 1ft
Sunday Night
Low: 50 °F
N 20kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:37 pm CST Nov 5, 2025
Forecast Valid: 8pm CST Nov 5, 2025-6pm CST Nov 12, 2025

View Nearby Observations

Detailed Forecast

Tonight

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

Thursday

NE wind 5 to 10 kt becoming E in the afternoon. Mostly sunny. Seas around 1 ft.

Thursday Night

E wind 5 to 10 kt becoming SSE after midnight. A slight chance of showers and thunderstorms after midnight. Seas around 1 ft.

Friday

S wind 5 to 10 kt. A chance of showers and thunderstorms. Seas around 1 ft.

Friday Night

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

Saturday

Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

Saturday Night

Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

Sunday

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

Sunday Night

N wind 15 to 20 kt, with gusts as high as 25 kt. Mostly clear. Seas around 1 ft.

Winds and seas higher in and near thunderstorms.

*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.