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17NM WNW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 8:22 am EDT Jul 23, 2026
Forecast Valid: 10am EDT Jul 23, 2026-6pm EDT Jul 29, 2026

...SMALL CRAFT SHOULD EXERCISE CAUTION...

Today

E wind 11 to 19 kt, with gusts as high as 25 kt. Isolated showers after 3pm. Seas 3 to 4 ft.

Tonight

ESE wind 7 to 13 kt. Isolated showers between midnight and 3am. Seas 3 to 4 ft.

Friday

E wind 11 to 18 kt, with gusts as high as 24 kt. Isolated showers after noon. Seas 3 to 4 ft.

Friday Night

E wind 8 to 12 kt. Isolated showers. Seas around 4 ft.

Saturday

ENE wind 14 to 19 kt, with gusts as high as 26 kt. Isolated showers. Seas around 4 ft.

Saturday Night

E wind 10 to 13 kt. Isolated showers. Seas around 4 ft.

Sunday

E wind 9 to 19 kt, with gusts as high as 25 kt. Mostly sunny. Seas around 4 ft.

Sunday Night

ESE wind 7 to 13 kt. Partly cloudy. Seas 3 to 4 ft.

Monday

E wind 6 to 11 kt increasing to 12 to 17 kt in the afternoon. Winds could gust as high as 23 kt. Scattered showers. Seas 3 to 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.