News Headlines

For More Weather Information:

San Juan, PR Local Forecast Office

4NM NE San Juan PR

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:ESE wind 9 to 13 kt. Scattered showers, mainly after midnight.   Seas 1 ft or less.

      Low: 77 °F

      ESE 13kt
      < 1ft

    • Friday

      Friday:E wind 10 to 15 kt, with gusts as high as 21 kt. Scattered showers, mainly after noon.   Seas 1 ft or less.

      High: 85 °F

      E 15kt
      < 1ft

    • Friday Night

      Friday Night:E wind around 10 kt. Isolated showers.   Seas 1 ft or less.

      Low: 77 °F

      E 10kt
      < 1ft

    • Saturday

      Saturday:E wind 11 to 14 kt. Isolated showers.   Seas 1 ft or less.

      High: 86 °F

      E 14kt
      < 1ft

    • Saturday Night

      Saturday Night:E wind around 11 kt. Mostly clear. Seas 1 ft or less.

      Low: 77 °F

      E 11kt
      < 1ft

    • Sunday

      Sunday:E wind 12 to 14 kt, with gusts as high as 20 kt. Scattered showers.   Seas 1 ft or less.

      High: 84 °F

      E 14kt
      < 1ft

    • Sunday Night

      Sunday Night:E wind around 12 kt. Scattered showers.   Seas 1 ft or less.

      Low: 77 °F

      E 12kt
      < 1ft

    • Memorial Day

      Memorial Day:E wind 13 to 16 kt, with gusts as high as 22 kt. Scattered showers.   Seas 1 ft or less.

      High: 85 °F

      E 16kt
      < 1ft

    • Monday Night

      Monday Night:E wind around 13 kt. Scattered showers.   Seas 1 ft or less.

      Low: 77 °F

      E 13kt
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:07 pm EDT May 21, 2026
Forecast Valid: 6pm EDT May 21, 2026-6pm EDT May 28, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT SHOULD EXERCISE CAUTION...

Tonight
ESE wind 9 to 13 kt. Scattered showers, mainly after midnight. Seas 1 ft or less.
Friday
E wind 10 to 15 kt, with gusts as high as 21 kt. Scattered showers, mainly after noon. Seas 1 ft or less.
Friday Night
E wind around 10 kt. Isolated showers. Seas 1 ft or less.
Saturday
E wind 11 to 14 kt. Isolated showers. Seas 1 ft or less.
Saturday Night
E wind around 11 kt. Mostly clear. Seas 1 ft or less.
Sunday
E wind 12 to 14 kt, with gusts as high as 20 kt. Scattered showers. Seas 1 ft or less.
Sunday Night
E wind around 12 kt. Scattered showers. Seas 1 ft or less.
Memorial Day
E wind 13 to 16 kt, with gusts as high as 22 kt. Scattered showers. Seas 1 ft or less.
Monday Night
E wind around 13 kt. Scattered showers. Seas 1 ft or less.

*Notices:

  1. 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.
  2. 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.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

Point Forecast: 18.45°N 65.99°W
Last Update: 4:07 pm EDT May 21, 2026
Forecast Valid: 6pm EDT May 21, 2026-6pm EDT May 28, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data