NWS Marine Forecast


   AMZ700-240815-  355 PM AST Fri Oct 23 2026    .Synopsis for Puerto Rico and the U.S. Virgin Islands Waters...    Moderate to locally fresh east-to-southeast winds will prevail  through the weekend as the surface pressure gradient tightens across  regional waters. A north-northwesterly swell will maintain seas of 5  to 7 feet across the Atlantic waters and the Mona Passage today,  with additional pulses of northerly swell continuing through early  next week. Small Craft Advisories remain in effect for the Atlantic  waters and the Mona Passage through at least Saturday. Isolated  thunderstorms and scattered showers will persist across the  Caribbean waters and western Puerto Rico today, bringing the  potential for locally higher seas and strong, gusty winds.    $$
   AMZ726-240815-  Coastal waters east of Puerto Rico, around Vieques, and around and  just north of Culebra and Saint John-  355 PM AST Fri Oct 23 2026    TODAY  East winds 10 to 15 knots with gusts up to 20 knots. Seas  3 to 5 feet, occasionally to 6 feet. Wave Detail: East 3 feet at  5 seconds and north 2 feet at 9 seconds. Isolated showers.  TONIGHT  Southeast winds 15 to 20 knots with gusts up to 25 knots.  Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet  at 5 seconds and north 2 feet at 10 seconds. Scattered showers.  SATURDAY  Southeast winds 10 to 15 knots with gusts up to  25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail:  East 4 feet at 5 seconds and north 2 feet at 10 seconds. Scattered  showers in the afternoon.  SATURDAY NIGHT  Southeast winds around 15 knots with gusts up to  25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail:  East 4 feet at 6 seconds and north 2 feet at 10 seconds. Scattered  showers after midnight.  SUNDAY  Southeast winds around 15 knots with gusts up to 25 knots.  Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet  at 6 seconds and north 2 feet at 11 seconds. Scattered showers.  SUNDAY NIGHT  Southeast winds 10 to 15 knots with gusts up to  25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail:  East 4 feet at 6 seconds.  MONDAY  Southeast winds 15 to 20 knots, diminishing to 10 to  15 knots in the afternoon. Seas 4 to 5 feet, occasionally to 6 feet.  Scattered showers.  MONDAY NIGHT  Southeast winds 10 to 15 knots. Seas 4 to 5 feet,  occasionally to 6 feet. Scattered showers.  TUESDAY  Southeast winds 10 to 15 knots. Seas 3 to 5 feet,  occasionally to 6 feet. Scattered showers in the morning.  TUESDAY NIGHT  East winds around 10 knots. Seas 3 to 5 feet,  occasionally to 6 feet.    $$