Dangerous Cold and Gusty Winds Anticipated This Weekend

A significant arctic outbreak will bring frigid temperatures and dangerously cold wind chills to the Northeast and Mid-Atlantic this weekend. Strong winds which could produce tree damage and power outages, and periods of snow squalls are also possible. Relief from this cold and a warming trend is forecast to commence by the beginning to middle of next week. Read More >

For More Weather Information:

San Juan, PR Local Forecast Office

4NM NW San Juan PR

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:SSE wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Scattered showers, mainly before 11pm.   Seas around 5 ft.

      Low: 80 °F

      SSE 8kt⇓
      5ft

    • Friday

      Friday:Variable winds less than 5 kt becoming N 5 to 7 kt. Scattered showers, mainly after 11am.   Seas around 4 ft.

      High: 82 °F

      ⇑N 7kt
      4ft

    • Friday Night

      Friday Night:Variable winds 5 kt or less. Scattered showers before 8pm, then isolated showers after 11pm.   Seas 4 to 5 ft.

      Low: 80 °F

      Light Wind
      4-5ft

    • Saturday

      Saturday:Variable winds less than 5 kt becoming NW 5 to 8 kt in the afternoon. Isolated showers before 8am, then scattered showers after 11am.   Seas around 3 ft.

      High: 81 °F

      ⇑NW 8kt
      3ft

    • Saturday Night

      Saturday Night:NNW wind 5 to 10 kt. Showers likely.   Seas 4 to 5 ft.

      Low: 80 °F

      NNW 10kt
      4-5ft

    • Sunday

      Sunday:N wind around 11 kt. Showers likely, mainly before 11am.   Seas around 5 ft.

      High: 81 °F

      N 11kt
      5ft

    • Sunday Night

      Sunday Night:NNE wind 9 to 11 kt. Scattered showers.   Seas 5 to 6 ft.

      Low: 80 °F

      NNE 11kt
      5-6ft

    • Monday

      Monday:NE wind around 13 kt. Showers likely.   Seas around 7 ft.

      High: 81 °F

      NE 13kt
      7ft

    • Monday Night

      Monday Night:NE wind 8 to 11 kt. Scattered showers.   Seas around 7 ft.

      Low: 80 °F

      NE 11kt
      7ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:31 pm EST Feb 5, 2026
Forecast Valid: 6pm EST Feb 5, 2026-6pm EST Feb 12, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT SHOULD EXERCISE CAUTION...

Tonight
SSE wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Scattered showers, mainly before 11pm. Seas around 5 ft.
Friday
Variable winds less than 5 kt becoming N 5 to 7 kt. Scattered showers, mainly after 11am. Seas around 4 ft.
Friday Night
Variable winds 5 kt or less. Scattered showers before 8pm, then isolated showers after 11pm. Seas 4 to 5 ft.
Saturday
Variable winds less than 5 kt becoming NW 5 to 8 kt in the afternoon. Isolated showers before 8am, then scattered showers after 11am. Seas around 3 ft.
Saturday Night
NNW wind 5 to 10 kt. Showers likely. Seas 4 to 5 ft.
Sunday
N wind around 11 kt. Showers likely, mainly before 11am. Seas around 5 ft.
Sunday Night
NNE wind 9 to 11 kt. Scattered showers. Seas 5 to 6 ft.
Monday
NE wind around 13 kt. Showers likely. Seas around 7 ft.
Monday Night
NE wind 8 to 11 kt. Scattered showers. Seas around 7 ft.

*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: 18.46°N 66.13°W
Last Update: 12:31 pm EST Feb 5, 2026
Forecast Valid: 6pm EST Feb 5, 2026-6pm EST Feb 12, 2026
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