NWS Marine Forecast


   AMZ700-221000-  355 PM AST Sun Jun 21 2026    .Synopsis for Puerto Rico and the U.S. Virgin Islands Waters....    A tropical wave moving across the Caribbean will continue to support  showers and isolated thunderstorms over the local waters through  late tonight. Meanwhile, a broad surface high pressure system over  the central Atlantic will maintain moderate to locally fresh  easterly to east-southeasterly winds through the next several days,  resulting in choppy seas across the local waters and Caribbean  passages. Small craft should exercise caution. In addition, moderate  to occasionally high concentrations of Saharan dust will persist  into early next week, producing hazy skies, reduced visibility, and  poor air quality.    $$
   AMZ742-221000-  Coastal Waters of Northwestern Puerto Rico out 10 NM-  355 PM AST Sun Jun 21 2026    TONIGHT  East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail:  Northeast 3 feet at 6 seconds and northeast 1 foot at 11 seconds.  Scattered showers early this evening.  MONDAY  East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail:  East 3 feet at 7 seconds and northeast 1 foot at 10 seconds.  Numerous showers in the afternoon.  MONDAY NIGHT  East winds 15 to 20 knots, diminishing to 10 to  15 knots after midnight. Gusts up to 30 knots. Seas 2 to 4 feet,  occasionally to 5 feet. Wave Detail: Northeast 4 feet at 7 seconds  and northeast 1 foot at 10 seconds.  TUESDAY  Northeast winds 10 to 15 knots with gusts up to 25 knots.  Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast  3 feet at 7 seconds and northeast 1 foot at 10 seconds. Scattered  showers in the afternoon.  TUESDAY NIGHT  East winds 15 to 20 knots, diminishing to 10 to  15 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet.  Wave Detail: Northeast 4 feet at 6 seconds and northeast 1 foot at  10 seconds.  WEDNESDAY  Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave  Detail: Northeast 3 feet at 6 seconds and northeast 1 foot at  12 seconds. Scattered showers in the afternoon.  WEDNESDAY NIGHT  East winds 10 to 15 knots with gusts up to  20 knots. Seas 2 to 4 feet, occasionally to 5 feet.  THURSDAY  East winds 10 to 15 knots, becoming northeast 5 to  10 knots in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet.  THURSDAY NIGHT  East winds 5 to 10 knots. Seas 2 to 4 feet,  occasionally to 5 feet.  FRIDAY  East winds 5 to 10 knots, becoming northeast 10 to  15 knots in the afternoon. Seas 2 to 3 feet.  FRIDAY NIGHT  East winds 10 to 15 knots. Seas 2 to 4 feet,  occasionally to 5 feet.    $$