Pacific Storm System Across the West; Fire Weather Concerns in the Southeast

A Pacific storm system will bring strong winds and low elevation rain to much of the West Coast, and heavy high elevation mountain snow to the Sierra-Nevada through Wednesday. Fire weather concerns will continue into Tuesday across the Mid-South and Southeast as gusty winds and dry conditions persist. Read More >

For More Weather Information:

New Orleans/Baton Rouge, LA Local Forecast Office

3NM SW Grand Isle LA

Marine Point Forecast

[NOTICE]

Overnight
Low: 69 °F
E 10kt
1ft
Tuesday
High: 76 °F
ESE 15kt
1ft
Tuesday Night
Low: 71 °F
ESE 15kt
1ft
Wednesday
High: 76 °F
SE 10kt
1ft
Wednesday Night
Low: 71 °F
SE 15kt
1-2ft
Thursday
High: 76 °F
SE 10kt
1ft
Thursday Night
Low: 71 °F
SE 10kt
1ft
Friday
High: 77 °F
SSE 10kt
1ft
Friday Night
Low: 72 °F
SSE 10kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 11:25 pm CDT Apr 20, 2026
Forecast Valid: 12am CDT Apr 21, 2026-6pm CDT Apr 27, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING...

Overnight

E wind around 10 kt. Mostly cloudy. Seas around 1 ft.

Tuesday

ESE wind around 15 kt. Mostly sunny. Seas around 1 ft.

Tuesday Night

ESE wind 10 to 15 kt. Mostly cloudy. Seas around 1 ft.

Wednesday

SE wind around 10 kt. A slight chance of showers, with thunderstorms also possible after 1pm. Seas around 1 ft.

Wednesday Night

SE wind 10 to 15 kt. A slight chance of showers after 1am. Seas 1 to 2 ft.

Thursday

SE wind around 10 kt. A slight chance of showers before 1pm. Seas around 1 ft.

Thursday Night

SE wind around 10 kt. Mostly cloudy. Seas around 1 ft.

Friday

SSE wind around 10 kt. A chance of showers and thunderstorms. Seas around 1 ft.

Friday Night

SSE wind around 10 kt. Partly cloudy. 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.