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3NM NW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 4:26 am EDT Oct 24, 2026
Forecast Valid: 10am EDT Oct 24, 2026-6pm EDT Oct 30, 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON AST TODAY...

Today

ESE wind 8 to 13 kt. Scattered showers, mainly between noon and 3pm. Seas around 5 ft.

Tonight

SE wind 5 to 7 kt. Isolated showers after 3am. Seas around 4 ft.

Sunday

SE wind 7 to 12 kt. Scattered showers, mainly before 9am. Seas around 4 ft.

Sunday Night

SE wind around 6 kt. Isolated showers. Seas around 4 ft.

Monday

ESE wind 6 to 13 kt. Isolated showers, then showers likely and possibly a thunderstorm after noon. Seas 4 to 5 ft.

Monday Night

Variable winds 5 kt or less. Scattered showers after midnight. Seas 4 to 5 ft.

Tuesday

E wind 6 to 9 kt. Showers likely after noon. Seas around 5 ft.

Tuesday Night

ESE wind around 6 kt. Partly cloudy. Seas around 4 ft.

Wednesday

E wind around 8 kt. Scattered showers. Seas around 4 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.