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3NM NW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 2:56 am EDT Oct 28, 2026
Forecast Valid: 4am EDT Oct 28, 2026-6pm EST Nov 3, 2026

...SMALL CRAFT SHOULD EXERCISE CAUTION...

Wednesday

SSE wind 5 to 14 kt becoming E in the morning. Scattered showers, mainly after noon. Seas 4 to 5 ft.

Wednesday Night

SSE wind 5 to 7 kt. Scattered showers before 9pm, then isolated showers after midnight. Seas around 4 ft.

Thursday

E wind 6 to 12 kt. Scattered showers, mainly between noon and 3pm. Seas around 3 ft.

Thursday Night

SE wind around 6 kt becoming variable and less than 5 kt after midnight. Scattered showers, mainly after midnight. Seas around 3 ft.

Friday

E wind 6 to 14 kt. Scattered showers, mainly after noon. Seas around 3 ft.

Friday Night

ESE wind 5 to 7 kt. Isolated showers. Seas around 3 ft.

Saturday

ENE wind 6 to 13 kt. Showers likely after noon. Seas around 3 ft.

Saturday Night

E wind 5 to 7 kt. Mostly clear. Seas around 3 ft.

Sunday

E wind 7 to 12 kt. Scattered showers. Seas around 3 ft.

Winds and seas higher in and near thunderstorms.

*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.