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4NM NE San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 10:54 am EDT Apr 1, 2026
Forecast Valid: 11am EDT Apr 1, 2026-6pm EDT Apr 7, 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE FRIDAY NIGHT...

Today

ENE wind around 11 kt. Showers likely, mainly before 3pm. Seas 1 ft or less.

Tonight

ENE wind around 9 kt. Showers likely, mainly between 9pm and 3am. Seas 1 ft or less.

Thursday

E wind around 12 kt. Showers likely, mainly after noon. Seas 1 ft or less.

Thursday Night

ENE wind around 12 kt. Showers likely. Seas 1 ft or less.

Friday

ENE wind around 13 kt. Showers likely, mainly before noon. Seas 1 ft or less.

Friday Night

E wind around 11 kt. Showers likely. Seas 1 ft or less.

Saturday

E wind 11 to 13 kt. Showers likely, mainly after noon. Seas 1 ft or less.

Saturday Night

E wind 9 to 11 kt. Scattered showers. Seas 1 ft or less.

Sunday

E wind 10 to 14 kt, with gusts as high as 20 kt. Showers likely. Seas 1 ft or less.

*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.