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3NM NW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 2:13 am EDT Aug 4, 2026
Forecast Valid: 3am EDT Aug 4, 2026-6pm EDT Aug 10, 2026

...SMALL CRAFT SHOULD EXERCISE CAUTION...

Tuesday

ENE wind 7 to 15 kt. Scattered showers before noon, then isolated showers after 3pm. Seas 2 to 3 ft.

Tuesday Night

E wind 7 to 9 kt. Scattered showers, mainly after midnight. Seas around 2 ft.

Wednesday

E wind 7 to 16 kt. Scattered showers, mainly after noon. Seas around 2 ft.

Wednesday Night

ESE wind 7 to 9 kt. Isolated showers. Seas around 2 ft.

Thursday

E wind 8 to 15 kt. Scattered showers after noon. Seas around 3 ft.

Thursday Night

E wind 7 to 9 kt. Isolated showers. Seas around 3 ft.

Friday

ENE wind 8 to 15 kt, with gusts as high as 21 kt. Mostly sunny. Seas around 3 ft.

Friday Night

E wind 8 to 10 kt. Scattered showers. Seas around 3 ft.

Saturday

E wind 8 to 14 kt. Mostly 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.