NWS Marine Forecast


   AMZ700-260915-  404 PM AST Wed Mar 25 2026    .SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS...    A weak surface high pressure over the southwestern Atlantic will  merge with a stronger high pressure over the north central Atlantic  by the end of the workweek. This will promote light to moderate  trades for the next several days. Seas will remain at 5 feet or less  through the weekend. Late in the weekend and into early next week, a  large swell is forecast to build seas up to 10 feet across the  Atlantic waters and passages. Also, winds will increase around 20  knots due to an approaching front and stronger surface high pressure  developing over the western Atlantic.    $$
   AMZ741-260915-  Mona Passage Southward to 17N-  404 PM AST Wed Mar 25 2026    TONIGHT  East winds 5 to 10 knots, increasing to 10 to 15 knots  with gusts up to 20 knots late this evening and overnight. Seas 3 to  4 feet. Wave Detail: Southeast 3 feet at 5 seconds and north 3 feet  at 8 seconds. Isolated showers this evening, then scattered showers  after midnight. Isolated showers late.  THURSDAY  East winds 10 to 15 knots with gusts up to 20 knots.  Seas around 4 feet. Wave Detail: Southeast 4 feet at 6 seconds and  northeast 3 feet at 9 seconds. Scattered showers in the morning.  THURSDAY NIGHT  East winds 10 to 15 knots with gusts up to  25 knots. Seas 4 to 5 feet. Wave Detail: Southeast 4 feet at  6 seconds and northeast 3 feet at 9 seconds. Scattered showers.  FRIDAY  East winds 10 to 15 knots with gusts up to 25 knots. Seas  4 to 5 feet. Wave Detail: Southeast 4 feet at 7 seconds and  northeast 3 feet at 10 seconds. Scattered showers in the morning.  FRIDAY NIGHT  East winds 10 to 15 knots with gusts up to 25 knots.  Seas 4 to 5 feet. Wave Detail: Southeast 4 feet at 7 seconds and  north 2 feet at 9 seconds.  SATURDAY  East winds 10 to 15 knots with gusts up to 20 knots.  Seas 4 to 5 feet. Wave Detail: East 4 feet at 6 seconds and north  3 feet at 9 seconds. Scattered showers in the morning.  SATURDAY NIGHT  East winds 10 to 15 knots with gusts up to  25 knots. Seas 4 to 5 feet. Scattered showers.  SUNDAY  Northeast winds 10 to 15 knots. Seas 4 to 5 feet.  SUNDAY NIGHT  Northeast winds 15 to 20 knots. Seas 4 to 5 feet.  Scattered showers.  MONDAY  Northeast winds 15 to 20 knots. Seas 4 to 5 feet.  Scattered showers.  MONDAY NIGHT  Northeast winds 15 to 20 knots. Seas 4 to 6 feet.    $$