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4NM NE San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 3:22 am EDT Jun 19, 2026
Forecast Valid: 5am EDT Jun 19, 2026-6pm EDT Jun 25, 2026

...SMALL CRAFT SHOULD EXERCISE CAUTION...

Juneteenth

E wind 11 to 16 kt, with gusts as high as 22 kt. Isolated showers. Widespread haze before noon. Seas 1 ft or less.

Tonight

E wind around 10 kt. Scattered showers, mainly after 9pm. Widespread haze before 9pm. Seas 1 ft or less.

Saturday

E wind 10 to 16 kt, with gusts as high as 22 kt. Scattered showers, mainly before noon. Widespread haze after noon. Seas 1 ft or less.

Saturday Night

E wind around 11 kt. Showers likely and possibly a thunderstorm after midnight. Widespread haze before midnight. Seas 1 ft or less.

Sunday

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

Sunday Night

E wind around 12 kt. Isolated showers. Seas 1 ft or less.

Monday

E wind 12 to 18 kt, with gusts as high as 24 kt. Scattered showers. Seas 1 ft or less.

Monday Night

E wind around 13 kt. Partly cloudy. Seas 1 ft or less.

Tuesday

E wind around 15 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.