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New Orleans/Baton Rouge, LA Local Forecast Office

18NM SE New Orleans LA

Marine Point Forecast

[NOTICE]

Today
High: 89 °F
Tropical Storm Conditions Expected
Tonight
Low: 80 °F
ESE 20kt
1ft
Thursday
High: 89 °F
S 15kt
1ft
Thursday Night
Low: 80 °F
S 10kt
< 1ft
Friday
High: 90 °F
S 10kt
< 1ft
Friday Night
Low: 80 °F
Light Wind
< 1ft
Saturday
High: 91 °F
Light Wind
< 1ft
Saturday Night
Low: 80 °F
Light Wind
< 1ft
Sunday
High: 92 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 10:07 am CDT Jul 22, 2026
Forecast Valid: 10am CDT Jul 22, 2026-6pm CDT Jul 28, 2026

View Nearby Observations

Detailed Forecast

...TROPICAL STORM WARNING IN EFFECT...

Today

Tropical storm conditions expected. Showers and thunderstorms likely, mainly after 1pm. Seas 1 to 2 ft.

Tonight

ESE wind 15 to 20 kt becoming S after midnight. Winds could gust as high as 25 kt. Showers and thunderstorms likely before 3am, then showers likely and possibly a thunderstorm between 3am and 4am, then a chance of showers and thunderstorms after 4am. Seas around 1 ft.

Thursday

S wind around 15 kt, with gusts as high as 25 kt. A chance of showers and thunderstorms before noon, then a chance of showers and thunderstorms after 1pm. Seas around 1 ft.

Thursday Night

S wind 5 to 10 kt. A slight chance of showers before 1am. Seas 1 ft or less.

Friday

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

Friday Night

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

Saturday

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

Saturday Night

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

Sunday

Variable winds 5 kt or less. Sunny. 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.