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4NM NE San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 7:36 pm EDT May 24, 2026
Forecast Valid: 10pm EDT May 24, 2026-6pm EDT May 31, 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE MONDAY NIGHT...

Tonight

E wind 13 to 15 kt. Isolated showers before 3am. Seas 1 ft or less.

Memorial Day

E wind 16 to 20 kt, with gusts as high as 28 kt. Scattered showers, mainly after 3pm. Seas 1 ft or less.

Monday Night

E wind 12 to 19 kt, with gusts as high as 28 kt. Scattered showers. Seas 1 ft or less.

Tuesday

E wind 13 to 17 kt, with gusts as high as 23 kt. Scattered showers, then showers likely and possibly a thunderstorm after noon. Seas 1 ft or less.

Tuesday Night

E wind 8 to 10 kt. Scattered showers. Seas 1 ft or less.

Wednesday

E wind 8 to 15 kt. Scattered showers. Seas 1 ft or less.

Wednesday Night

ESE wind around 9 kt. Scattered showers. Seas 1 ft or less.

Thursday

E wind 10 to 15 kt. Scattered showers. Seas 1 ft or less.

Thursday Night

SE wind 7 to 9 kt. Scattered showers. Seas 1 ft or less.

*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.