NWS Marine Forecast


   AMZ700-122200-  341 AM AST Wed Aug 12 2026    .Synopsis for Puerto Rico and the U.S. Virgin Islands Waters...    Lingering moisture will support showers and isolated thunderstorms  across the regional waters today. Marine conditions will deteriorate  toward the end of the week as easterly winds strengthen and seas  build, resulting in hazardous conditions for small craft. Conditions  could deteriorate further late this weekend into early next week  depending on the development and track of AL92.      $$
   AMZ712-122200-  Coastal Waters of Northern Puerto Rico out 10 NM-  341 AM AST Wed Aug 12 2026    SMALL CRAFT SHOULD EXERCISE CAUTION    TODAY  East winds 5 to 10 knots with gusts up to 20 knots,  increasing to 15 to 20 knots with gusts up to 30 knots. Seas 3 to  4 feet, occasionally to 5 feet. Wave Detail: Northeast 4 feet at  7 seconds. Scattered showers this morning, then numerous showers  with isolated thunderstorms this afternoon.  TONIGHT  East winds 10 to 15 knots with gusts up to 25 knots. Seas  around 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at  6 seconds. Numerous showers, mainly in the evening.  THURSDAY  East winds 15 to 20 knots with gusts up to 35 knots.  Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet  at 7 seconds.  THURSDAY NIGHT  East winds 15 to 20 knots with gusts up to  30 knots. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail:  East 5 feet at 7 seconds.  FRIDAY  East winds 15 to 20 knots with gusts up to 35 knots. Seas  5 to 7 feet, occasionally to 9 feet. Wave Detail: East 6 feet at  7 seconds and northeast 2 feet at 12 seconds.  FRIDAY NIGHT  East winds 15 to 20 knots with gusts up to 35 knots.  Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet  at 8 seconds and northeast 2 feet at 12 seconds.  SATURDAY  East winds 15 to 20 knots. Seas 6 to 7 feet,  occasionally to 9 feet.  SATURDAY NIGHT  East winds 15 to 20 knots. Seas 6 to 7 feet,  occasionally to 9 feet.  SUNDAY  East winds 15 to 20 knots. Seas around 6 feet,  occasionally to 8 feet. Scattered showers.  SUNDAY NIGHT  East winds 15 to 20 knots. Seas 6 to 7 feet,  occasionally to 9 feet. Scattered showers.    Winds and seas higher in and near thunderstorms.    $$