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3NM NW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 1:49 pm EDT Sep 23, 2026
Forecast Valid: 8pm EDT Sep 23, 2026-6pm EDT Sep 30, 2026

Tonight

ESE wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Showers likely, mainly between midnight and 3am. Seas around 2 ft.

Thursday

ESE wind 5 to 12 kt. Scattered showers, mainly before noon. Seas 2 to 3 ft.

Thursday Night

SE wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Scattered showers, mainly before 9pm. Seas 2 to 3 ft.

Friday

SE wind 5 to 13 kt becoming E in the afternoon. Scattered showers, mainly after noon. Seas around 2 ft.

Friday Night

SE wind 5 to 7 kt. Isolated showers. Seas around 2 ft.

Saturday

E wind 6 to 13 kt. Scattered showers after noon. Seas 2 to 3 ft.

Saturday Night

ESE wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Clear. Seas around 3 ft.

Sunday

Variable winds less than 5 kt becoming E 9 to 14 kt in the morning. Scattered showers. Seas 3 to 4 ft.

Sunday Night

SE wind 6 to 8 kt. Partly cloudy. Seas around 4 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.