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4NM NW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 3:03 pm EDT May 7, 2026
Forecast Valid: 3pm EDT May 7, 2026-6pm EDT May 13, 2026

This Afternoon

E wind around 13 kt. Isolated showers. Seas around 3 ft.

Tonight

E wind 7 to 9 kt. Isolated showers after midnight. Seas 2 to 3 ft.

Friday

ENE wind 8 to 14 kt. Isolated showers between 9am and noon. Seas around 2 ft.

Friday Night

E wind 8 to 10 kt. Isolated showers after 9pm. Seas around 2 ft.

Saturday

E wind 9 to 15 kt, with gusts as high as 21 kt. Isolated showers before noon. Seas around 3 ft.

Saturday Night

E wind 10 to 12 kt. Scattered showers. Seas around 3 ft.

Sunday

E wind 10 to 16 kt, with gusts as high as 22 kt. Mostly sunny. Seas around 3 ft.

Sunday Night

E wind 8 to 11 kt. Mostly clear. Seas around 3 ft.

Monday

E wind 11 to 15 kt, with gusts as high as 21 kt. Sunny. 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.