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3NM NW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 2:04 pm EDT Oct 23, 2026
Forecast Valid: 3pm EDT Oct 23, 2026-6pm EDT Oct 29, 2026

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

This Afternoon

ESE wind around 14 kt, with gusts as high as 20 kt. Isolated showers. Seas around 5 ft.

Tonight

ESE wind 6 to 8 kt. Scattered showers after 9pm. Seas around 5 ft.

Saturday

SE wind 6 to 14 kt. Scattered showers. Seas around 5 ft.

Saturday Night

ESE wind 5 to 7 kt. Scattered showers, mainly after midnight. Seas 4 to 5 ft.

Sunday

SE wind 7 to 14 kt. Isolated showers, then showers likely and possibly a thunderstorm after noon. Seas around 4 ft.

Sunday Night

SE wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Isolated showers. Seas around 4 ft.

Monday

SE wind 9 to 13 kt. Scattered showers after noon. Seas around 4 ft.

Monday Night

SE wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Seas around 4 ft.

Tuesday

ESE wind 5 to 10 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.