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3NM NW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 3:47 am EDT Sep 3, 2026
Forecast Valid: 4am EDT Sep 3, 2026-6pm EDT Sep 9, 2026

Thursday

ESE wind 5 to 12 kt becoming ENE in the afternoon. Isolated showers before 3pm. Seas around 2 ft.

Thursday Night

SE wind 5 to 8 kt. Mostly clear. Seas around 2 ft.

Friday

Variable winds less than 5 kt becoming E 9 to 14 kt in the morning. Scattered showers, mainly after noon. Seas around 2 ft.

Friday Night

ESE wind 5 to 8 kt. Isolated showers. Seas around 2 ft.

Saturday

E wind 7 to 13 kt. Isolated showers. Seas around 2 ft.

Saturday Night

SE wind 5 to 9 kt. Isolated showers. Seas around 2 ft.

Sunday

E wind 6 to 13 kt. Showers likely after noon. Seas around 2 ft.

Sunday Night

ESE wind around 6 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Seas around 2 ft.

Labor Day

E wind 5 to 14 kt. Scattered showers. Seas around 2 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.