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18NM SE New Orleans LA

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 5:25 am CDT May 18, 2026
Forecast Valid: 6am CDT May 18, 2026-6pm CDT May 24, 2026

Today

SE wind 10 to 15 kt. Mostly sunny. Seas 1 ft or less.

Tonight

SE wind 5 to 10 kt. Mostly cloudy. Seas 1 ft or less.

Tuesday

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

Tuesday Night

SE wind 5 to 10 kt becoming variable and less than 5 kt in the evening. Partly cloudy. Seas 1 ft or less.

Wednesday

ESE wind 5 to 10 kt. Mostly sunny. Seas 1 ft or less.

Wednesday Night

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

Thursday

Variable winds less than 5 kt becoming SE 5 to 10 kt in the afternoon. A chance of showers and thunderstorms, mainly after 1pm. Seas 1 ft or less.

Thursday Night

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

Friday

SSE wind 5 to 10 kt. A chance of showers and thunderstorms. 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.