News Headlines

For More Weather Information:

4NM NW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 3:01 pm EST Jan 11, 2026
Forecast Valid: 2am EST Jan 12, 2026-6pm EST Jan 18, 2026

Monday

E wind 6 to 12 kt. Scattered showers, mainly before 11am. Seas 3 to 4 ft.

Monday Night

E wind 5 to 8 kt. Scattered showers, mainly after 8pm. Seas around 3 ft.

Tuesday

Variable winds less than 5 kt becoming ENE 7 to 12 kt in the morning. Isolated showers. Seas around 3 ft.

Tuesday Night

E wind 5 to 9 kt becoming variable and less than 5 kt after midnight. Isolated showers. Seas around 3 ft.

Wednesday

Variable winds less than 5 kt becoming E 6 to 11 kt in the morning. Scattered showers, mainly after 11am. Seas around 3 ft.

Wednesday Night

ESE wind 6 to 9 kt. Isolated showers. Seas around 4 ft.

Thursday

ESE wind 7 to 13 kt. Scattered showers after 11am. Seas around 4 ft.

Thursday Night

SE wind 5 to 7 kt. Scattered showers. Seas 3 to 4 ft.

Friday

E wind 6 to 12 kt. Scattered showers. Seas around 3 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.