Cold Front Moving Through the Northeast U.S. Monday; Atmospheric River to Impact the Pacific Northwest Midweek

A cold front will cross the Great Lakes and Northeast U.S. through Monday with gusty winds and areas of rain showers. A strong atmospheric river is expected to move into the Pacific Northwest by midweek bringing a threat for moderate to heavy rainfall, gusty winds, and mountain snows for parts of Washington, Oregon, northern California, and the Sierra Nevada. Read More >

For More Weather Information:

New Orleans/Baton Rouge, LA Local Forecast Office

17NM E Grand Isle LA

Marine Point Forecast

[NOTICE]

Today
High: 69 °F
NNE 10kt
< 1ft
Tonight
Low: 63 °F
NE 10kt
< 1ft
Tuesday
High: 74 °F
ENE 10kt
< 1ft
Tuesday Night
Low: 64 °F
Light Wind
< 1ft
Wednesday
High: 77 °F
Light Wind
< 1ft
Wednesday Night
Low: 65 °F
Light Wind
< 1ft
Thursday
High: 78 °F
ENE 10kt
< 1ft
Thursday Night
Low: 67 °F
Light Wind
< 1ft
Friday
High: 79 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:17 am CST Nov 3, 2025
Forecast Valid: 11am CST Nov 3, 2025-6pm CST Nov 9, 2025

View Nearby Observations

Detailed Forecast

Today

NNE wind around 10 kt. Sunny. Seas 1 ft or less.

Tonight

NE wind around 10 kt. Mostly clear. Seas 1 ft or less.

Tuesday

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

Tuesday Night

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

Wednesday

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

Wednesday Night

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

Thursday

NE wind 5 to 10 kt becoming E in the afternoon. Sunny. Seas 1 ft or less.

Thursday Night

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

Friday

Variable winds 5 kt or less. A slight chance of showers. 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.