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27NM S San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 2:13 am EDT May 12, 2026
Forecast Valid: 3am EDT May 12, 2026-6pm EDT May 18, 2026

Tuesday

ESE wind 9 to 11 kt. Scattered showers, mainly before noon. Seas around 3 ft.

Tuesday Night

E wind 7 to 9 kt. Showers likely, mainly between midnight and 3am. Seas around 3 ft.

Wednesday

ESE wind around 11 kt. Scattered showers, mainly between 9am and noon. Seas around 3 ft.

Wednesday Night

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

Thursday

ESE wind around 11 kt. Scattered showers. Seas around 3 ft.

Thursday Night

E wind around 8 kt. Isolated showers. Seas around 3 ft.

Friday

ESE wind around 9 kt. Mostly sunny. Seas around 3 ft.

Friday Night

E wind around 9 kt. Partly cloudy. Seas around 3 ft.

Saturday

E wind 9 to 11 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.