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New Orleans/Baton Rouge, LA Local Forecast Office

18NM SE New Orleans LA

Marine Point Forecast

[NOTICE]

Tonight
Low: 81 °F
Light Wind
< 1ft
Sunday
High: 94 °F
NNW 10kt
< 1ft
Sunday Night
Low: 81 °F
Light Wind
< 1ft
Monday
High: 94 °F
NNW 10kt
< 1ft
Monday Night
Low: 81 °F
Light Wind
< 1ft
Tuesday
High: 93 °F
Light Wind
< 1ft
Tuesday Night
Low: 81 °F
W 10kt
< 1ft
Wednesday
High: 93 °F
WNW 10kt
< 1ft
Wednesday Night
Low: 82 °F
WSW 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:07 pm CDT Jul 18, 2026
Forecast Valid: 5pm CDT Jul 18, 2026-6pm CDT Jul 25, 2026

View Nearby Observations

Detailed Forecast

Tonight

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

Sunday

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

Sunday Night

Variable winds 5 kt or less. A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers and thunderstorms after 5am. Seas 1 ft or less.

Monday

NNW wind 5 to 10 kt. A chance of showers and thunderstorms after 1pm. Seas 1 ft or less.

Monday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly before 1am. Seas 1 ft or less.

Tuesday

Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.

Tuesday Night

W wind 5 to 10 kt. A chance of showers and thunderstorms, mainly before 1am. Seas 1 ft or less.

Wednesday

WNW wind around 10 kt. A slight chance of showers and thunderstorms before 1pm. Seas 1 ft or less.

Wednesday Night

WSW wind around 10 kt becoming WNW after midnight. Partly cloudy. Seas 1 ft or less.

Winds and waves 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.