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27NM S San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 7:22 pm EDT May 23, 2026
Forecast Valid: 10pm EDT May 23, 2026-6pm EDT May 30, 2026

...SMALL CRAFT SHOULD EXERCISE CAUTION...

Tonight

ENE wind around 9 kt. Scattered showers, mainly after 3am. Seas around 4 ft.

Sunday

E wind 12 to 15 kt, with gusts as high as 22 kt. Showers likely, mainly before 9am. Seas around 4 ft.

Sunday Night

ENE wind around 11 kt. Scattered showers, mainly before 9pm. Seas around 4 ft.

Memorial Day

E wind 12 to 14 kt, with gusts as high as 21 kt. Scattered showers. Seas around 4 ft.

Monday Night

ENE wind around 12 kt. Showers likely. Seas around 4 ft.

Tuesday

E wind 11 to 13 kt. Showers likely and possibly a thunderstorm before noon, then scattered showers. Seas around 4 ft.

Tuesday Night

E wind 7 to 10 kt. Scattered showers. Seas 3 to 4 ft.

Wednesday

E wind 7 to 10 kt. Showers likely. Seas around 3 ft.

Wednesday Night

E wind around 9 kt. Scattered showers. Seas around 3 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.