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3NM NW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 3:39 am EDT Mar 29, 2026
Forecast Valid: 9am EDT Mar 29, 2026-6pm EDT Apr 4, 2026

Today

NE wind 8 to 10 kt. Scattered showers, mainly after noon. Seas around 3 ft.

Tonight

NE wind around 11 kt. Scattered showers, mainly after 9pm. Seas 3 to 4 ft.

Monday

ENE wind 11 to 14 kt. Scattered showers. Seas around 4 ft.

Monday Night

ENE wind 9 to 12 kt. Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Seas 4 to 5 ft.

Tuesday

ENE wind 10 to 14 kt. Showers likely and possibly a thunderstorm before noon, then scattered showers. Seas around 7 ft.

Tuesday Night

ENE wind around 12 kt. Showers likely. Seas around 8 ft.

Wednesday

ENE wind around 13 kt. Showers likely, mainly before noon. Seas around 8 ft.

Wednesday Night

ENE wind 9 to 11 kt. Scattered showers. Seas around 8 ft.

Thursday

ENE wind 10 to 13 kt. Scattered showers. Seas around 7 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.