Hazardous Weather Conditions

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San Juan, PR Local Forecast Office

25NM WNW San Juan PR

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:ESE wind 9 to 16 kt, with gusts as high as 22 kt. Scattered showers, mainly before midnight.   Seas 3 to 4 ft.

      Low: 82 °F

      ESE 16kt
      3-4ft

    • Wednesday

      Wednesday:ENE wind 12 to 18 kt, with gusts as high as 24 kt. Scattered showers, with thunderstorms also possible after noon.   Seas around 4 ft.

      High: 83 °F

      ENE 18kt
      4ft

    • Wednesday Night

      Wednesday Night:E wind 9 to 14 kt. Scattered showers, mainly before 9pm.   Seas around 4 ft.

      Low: 82 °F

      E 14kt
      4ft

    • Thursday

      Thursday:ENE wind 10 to 18 kt, with gusts as high as 25 kt. Isolated showers.   Seas around 4 ft.

      High: 83 °F

      ENE 18kt
      4ft

    • Thursday Night

      Thursday Night:E wind 9 to 12 kt. Mostly clear. Seas 3 to 4 ft.

      Low: 82 °F

      E 12kt
      3-4ft

    • Friday

      Friday:ENE wind 8 to 16 kt, with gusts as high as 22 kt. Sunny. Seas around 3 ft.

      High: 83 °F

      ENE 16kt
      3ft

    • Friday Night

      Friday Night:E wind 8 to 13 kt. Partly cloudy. Seas around 3 ft.

      Low: 82 °F

      E 13kt
      3ft

    • Saturday

      Saturday:ENE wind 7 to 13 kt. Mostly sunny. Seas 2 to 3 ft.

      High: 83 °F

      ENE 13kt
      2-3ft

    • Saturday Night

      Saturday Night:ESE wind 7 to 11 kt. Mostly clear. Seas 2 to 3 ft.

      Low: 82 °F

      ESE 11kt
      2-3ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 10:02 am EDT Jul 15, 2025
Forecast Valid: 7pm EDT Jul 15, 2025-6pm EDT Jul 22, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT SHOULD EXERCISE CAUTION...

Tonight
ESE wind 9 to 16 kt, with gusts as high as 22 kt. Scattered showers, mainly before midnight. Seas 3 to 4 ft.
Wednesday
ENE wind 12 to 18 kt, with gusts as high as 24 kt. Scattered showers, with thunderstorms also possible after noon. Seas around 4 ft.
Wednesday Night
E wind 9 to 14 kt. Scattered showers, mainly before 9pm. Seas around 4 ft.
Thursday
ENE wind 10 to 18 kt, with gusts as high as 25 kt. Isolated showers. Seas around 4 ft.
Thursday Night
E wind 9 to 12 kt. Mostly clear. Seas 3 to 4 ft.
Friday
ENE wind 8 to 16 kt, with gusts as high as 22 kt. Sunny. Seas around 3 ft.
Friday Night
E wind 8 to 13 kt. Partly cloudy. Seas around 3 ft.
Saturday
ENE wind 7 to 13 kt. Mostly sunny. Seas 2 to 3 ft.
Saturday Night
ESE wind 7 to 11 kt. Mostly clear. Seas 2 to 3 ft.

Winds and seas higher in and near thunderstorms.

*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.
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ABOUT THIS FORECAST

Point Forecast: 18.53°N 66.48°W
Last Update: 10:02 am EDT Jul 15, 2025
Forecast Valid: 7pm EDT Jul 15, 2025-6pm EDT Jul 22, 2025
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