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3NM NW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 9:38 am EDT Oct 23, 2026
Forecast Valid: 12pm EDT Oct 23, 2026-6pm EDT Oct 29, 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON AST TODAY THROUGH

This Afternoon

ESE wind 13 to 16 kt, with gusts as high as 22 kt. Showers likely and possibly a thunderstorm before 3pm, then isolated showers. Seas around 5 ft.

Tonight

ESE wind around 7 kt. Scattered showers after 9pm. Seas around 5 ft.

Saturday

ESE wind 7 to 13 kt. Scattered showers. Seas around 5 ft.

Saturday Night

ESE wind around 6 kt becoming variable and less than 5 kt after midnight. Scattered showers, mainly after midnight. Seas 4 to 5 ft.

Sunday

ESE wind 7 to 13 kt. Isolated showers, then showers likely and possibly a thunderstorm after noon. Seas around 4 ft.

Sunday Night

SE wind 5 to 7 kt. Isolated showers. Seas around 4 ft.

Monday

ESE wind 7 to 13 kt. Scattered showers after noon. Seas around 4 ft.

Monday Night

SE wind 5 to 9 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Seas around 4 ft.

Tuesday

ESE wind 5 to 12 kt. Mostly sunny. Seas around 5 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.