


Coastal Waters Forecast
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
509 FZCA52 TJSJ 040050 CWFSJU Coastal Waters Forecast National Weather Service San Juan PR 850 PM AST Thu Apr 3 2025 Puerto Rico and the U.S. Virgin Islands Waters AMZ700-041400- 850 PM AST Thu Apr 3 2025 .SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS... A broad surface high pressure over the western Atlantic will continue to promote fresh to locally strong east to east-northeast winds through at least late Friday night, then conditions will gradually improve Saturday into Sunday. Today, seas will continue to build between 6 to 10 feet, and occasionally higher, across most waters resulting in hazardous seas over the next few days. $$ AMZ711-041400- Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N- 850 PM AST Thu Apr 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING... .REST OF TONIGHT...East winds 20 to 25 knots with gusts up to 35 knots. Seas 8 to 9 feet, occasionally to 11 feet. Wave Detail: East 9 feet at 9 seconds. Scattered showers early this evening, then isolated showers late this evening and overnight. .FRIDAY...East winds 20 to 25 knots with gusts up to 30 knots. Seas 8 to 9 feet, occasionally to 11 feet. Wave Detail: East 9 feet at 9 seconds. Scattered showers in the afternoon. .FRIDAY NIGHT...East winds 20 to 25 knots with gusts up to 30 knots. Seas 8 to 9 feet, occasionally to 11 feet. Wave Detail: East 9 feet at 9 seconds. Scattered showers. .SATURDAY...East winds 15 to 20 knots with gusts up to 30 knots. Seas 7 to 8 feet, occasionally to 10 feet. Wave Detail: East 8 feet at 9 seconds and northeast 1 foot at 14 seconds. .SATURDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 6 to 7 feet, occasionally to 9 feet. Wave Detail: East 7 feet at 9 seconds and northeast 1 foot at 14 seconds. .SUNDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas around 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 9 seconds and northeast 1 foot at 13 seconds. .SUNDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 6 feet, occasionally to 8 feet. .MONDAY...East winds 15 to 20 knots. Seas 5 to 6 feet, occasionally to 8 feet. .MONDAY NIGHT...East winds 15 to 20 knots. Seas around 5 feet, occasionally to 6 feet. .TUESDAY...East winds around 15 knots. Seas around 5 feet, occasionally to 6 feet. .TUESDAY NIGHT...East winds around 15 knots. Seas 5 to 6 feet, occasionally to 8 feet. Scattered showers. $$ AMZ712-041400- Coastal Waters of Northern Puerto Rico out 10 NM- 850 PM AST Thu Apr 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING... .REST OF TONIGHT...East winds 15 to 20 knots with gusts up to 30 knots. Seas 7 to 8 feet, occasionally to 10 feet. Wave Detail: Northeast 8 feet at 9 seconds. Scattered showers. .FRIDAY...East winds 15 to 20 knots with gusts up to 30 knots. Seas 7 to 8 feet, occasionally to 10 feet. Wave Detail: Northeast 8 feet at 9 seconds. Scattered showers in the afternoon. .FRIDAY NIGHT...East winds 15 to 20 knots with gusts up to 30 knots. Seas 7 to 8 feet, occasionally to 10 feet. Wave Detail: Northeast 8 feet at 9 seconds. Numerous showers. .SATURDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 6 to 7 feet, occasionally to 9 feet. Wave Detail: Northeast 7 feet at 9 seconds. Numerous showers in the morning. .SATURDAY NIGHT...East winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: Northeast 6 feet at 9 seconds and northeast 1 foot at 14 seconds. Scattered showers. .SUNDAY...East winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Gusts up to 30 knots. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: Northeast 5 feet at 9 seconds and northeast 1 foot at 14 seconds. .SUNDAY NIGHT...East winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 5 to 6 feet, occasionally to 8 feet. .MONDAY...East winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Seas around 5 feet, occasionally to 6 feet. .MONDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. .TUESDAY...East winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Seas 4 to 5 feet, occasionally to 6 feet. .TUESDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. $$ AMZ716-041400- Coastal Waters from Cabo San Juan to the waters between Anegada Island and Virgin Gorda and North 10 NM- 850 PM AST Thu Apr 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING... .REST OF TONIGHT...Northeast winds 20 to 25 knots with gusts up to 35 knots. Seas 5 to 8 feet, occasionally to 10 feet. Wave Detail: Northeast 8 feet at 8 seconds. Scattered showers early this evening, then isolated showers late this evening. Scattered showers. .FRIDAY...East winds 20 to 25 knots with gusts up to 30 knots. Seas 5 to 8 feet, occasionally to 10 feet. Wave Detail: East 8 feet at 8 seconds. Scattered showers in the afternoon. .FRIDAY NIGHT...East winds 15 to 20 knots with gusts up to 30 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 7 feet at 8 seconds. Scattered showers. .SATURDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 6 feet at 8 seconds. .SATURDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 8 seconds. .SUNDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 8 seconds and north 1 foot at 14 seconds. .SUNDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. .MONDAY...East winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. .MONDAY NIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. .TUESDAY...East winds around 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. .TUESDAY NIGHT...East winds around 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. Scattered showers. $$ AMZ723-041400- Anegada Passage east of Virgin Gorda and Saint Croix south to 17N- 850 PM AST Thu Apr 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING... .REST OF TONIGHT...Northeast winds 20 to 25 knots with gusts up to 35 knots. Seas 8 to 9 feet, occasionally to 11 feet. Wave Detail: Northeast 9 feet at 8 seconds. Isolated showers early this evening, then scattered showers. .FRIDAY...East winds 20 to 25 knots with gusts up to 35 knots. Seas around 9 feet, occasionally to 11 feet, subsiding to 7 to 8 feet, occasionally to 10 feet in the afternoon. Wave Detail: East 9 feet at 8 seconds, becoming east 8 feet at 8 seconds. .FRIDAY NIGHT...East winds 20 to 25 knots with gusts up to 30 knots. Seas 7 to 8 feet, occasionally to 10 feet. Wave Detail: East 7 feet at 8 seconds. Scattered showers in the evening. .SATURDAY...East winds 15 to 20 knots with gusts up to 30 knots. Seas 6 to 7 feet, occasionally to 9 feet. Wave Detail: East 7 feet at 8 seconds. Scattered showers in the afternoon. .SATURDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas around 6 feet, occasionally to 8 feet. Wave Detail: Northeast 6 feet at 8 seconds and northeast 1 foot at 14 seconds. .SUNDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 7 seconds and northeast 1 foot at 14 seconds. .SUNDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas around 5 feet, occasionally to 6 feet. .MONDAY...East winds 15 to 20 knots. Seas around 5 feet, occasionally to 6 feet. .MONDAY NIGHT...East winds 15 to 20 knots. Seas around 5 feet, occasionally to 6 feet. .TUESDAY...East winds 15 to 20 knots. Seas around 5 feet, occasionally to 6 feet. Scattered showers in the afternoon. .TUESDAY NIGHT...East winds around 15 knots. Seas 5 to 6 feet, occasionally to 8 feet. $$ AMZ726-041400- Coastal waters east of Puerto Rico, around Vieques, and around and just north of Culebra and Saint John- 850 PM AST Thu Apr 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING... .REST OF TONIGHT...Northeast winds 20 to 25 knots with gusts up to 35 knots. Seas 5 to 8 feet, occasionally to 10 feet. Wave Detail: East 7 feet at 8 seconds. Isolated showers early this evening, then scattered showers. .FRIDAY...East winds 20 to 25 knots with gusts up to 30 knots. Seas 5 to 8 feet, occasionally to 10 feet. Wave Detail: East 7 feet at 8 seconds. Scattered showers in the afternoon. .FRIDAY NIGHT...East winds 15 to 20 knots with gusts up to 30 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 7 feet at 8 seconds. Scattered showers. .SATURDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 8 seconds. .SATURDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 8 seconds. .SUNDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 8 seconds. .SUNDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. .MONDAY...East winds around 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. .MONDAY NIGHT...East winds around 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. .TUESDAY...East winds around 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. .TUESDAY NIGHT...East winds around 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Scattered showers. $$ AMZ733-041400- Caribbean waters of Puerto Rico from 10 NM to 17N, including the coastal waters of Saint Croix- 850 PM AST Thu Apr 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING... .REST OF TONIGHT...East winds 20 to 25 knots with gusts up to 35 knots. Seas 8 to 9 feet, occasionally to 11 feet. Wave Detail: East 8 feet at 8 seconds. Isolated showers early this evening, then scattered showers. .FRIDAY...East winds 20 to 25 knots with gusts up to 35 knots. Seas 7 to 9 feet, occasionally to 11 feet. Wave Detail: East 9 feet at 8 seconds. Scattered showers in the morning. .FRIDAY NIGHT...East winds around 20 knots with gusts up to 30 knots. Seas 7 to 8 feet, occasionally to 10 feet. Wave Detail: East 8 feet at 8 seconds. .SATURDAY...East winds 15 to 20 knots with gusts up to 30 knots. Seas 6 to 7 feet, occasionally to 9 feet. Wave Detail: East 7 feet at 8 seconds. Scattered showers in the afternoon. .SATURDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 30 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: Northeast 6 feet at 8 seconds. .SUNDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 8 seconds. .SUNDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 6 feet, occasionally to 8 feet. .MONDAY...East winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. .MONDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. .TUESDAY...East winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. .TUESDAY NIGHT...East winds around 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. $$ AMZ735-041400- Coastal Waters of Southern Puerto Rico out 10 NM- 850 PM AST Thu Apr 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM AST FRIDAY... .REST OF TONIGHT...Northeast winds 15 to 25 knots with gusts up to 30 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 7 feet at 8 seconds. Isolated showers early this evening, then scattered showers late. .FRIDAY...East winds 15 to 20 knots with gusts up to 30 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 7 feet at 8 seconds. Scattered showers in the morning. .FRIDAY NIGHT...East winds 15 to 20 knots with gusts up to 30 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 7 feet at 8 seconds. Scattered showers after midnight. .SATURDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 5 feet at 8 seconds. .SATURDAY NIGHT...East winds 15 to 20 knots, becoming northeast 10 to 15 knots after midnight. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 5 feet at 8 seconds. .SUNDAY...East winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 7 seconds. .SUNDAY NIGHT...East winds 15 to 20 knots, becoming northeast 10 to 15 knots after midnight. Seas 3 to 5 feet, occasionally to 6 feet. .MONDAY...East winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. .MONDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. .TUESDAY...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. .TUESDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. $$ AMZ741-041400- Mona Passage Southward to 17N- 850 PM AST Thu Apr 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING... .REST OF TONIGHT...East winds 20 to 25 knots with gusts up to 30 knots. Seas 7 to 9 feet, occasionally to 11 feet. Wave Detail: East 8 feet at 8 seconds. Scattered showers early this evening, then isolated showers late this evening and overnight. .FRIDAY...East winds 20 to 25 knots, diminishing to 15 to 20 knots in the afternoon. Gusts up to 35 knots. Seas 6 to 9 feet, occasionally to 11 feet. Wave Detail: Northeast 8 feet at 8 seconds. Scattered showers in the morning. .FRIDAY NIGHT...East winds 20 to 25 knots, diminishing to 15 to 20 knots after midnight. Seas 6 to 8 feet, occasionally to 10 feet. Wave Detail: East 8 feet at 8 seconds. .SATURDAY...East winds 15 to 20 knots with gusts up to 30 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 7 feet at 8 seconds. Scattered showers in the afternoon. .SATURDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 7 feet at 8 seconds. Scattered showers. .SUNDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 8 seconds and northeast 1 foot at 11 seconds. .SUNDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. .MONDAY...East winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. .MONDAY NIGHT...East winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Seas 4 to 5 feet, occasionally to 6 feet. .TUESDAY...East winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 4 to 5 feet, occasionally to 6 feet. .TUESDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. $$ AMZ742-041400- Coastal Waters of Northwestern Puerto Rico out 10 NM- 850 PM AST Thu Apr 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM AST FRIDAY... .REST OF TONIGHT...East winds 15 to 25 knots with gusts up to 30 knots. Seas 4 to 7 feet, occasionally to 8 feet. Wave Detail: Northeast 6 feet at 7 seconds. Isolated showers. .FRIDAY...Northeast winds 20 to 25 knots with gusts up to 30 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Northeast 6 feet at 8 seconds. .FRIDAY NIGHT...East winds 20 to 25 knots, diminishing to 10 to 15 knots after midnight. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Northeast 6 feet at 7 seconds. .SATURDAY...Northeast winds 10 to 15 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 8 seconds. .SATURDAY NIGHT...East winds 10 to 15 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 8 seconds and northeast 1 foot at 11 seconds. .SUNDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 4 feet at 7 seconds and northeast 1 foot at 11 seconds. .SUNDAY NIGHT...East winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 3 to 5 feet, occasionally to 6 feet. .MONDAY...East winds 10 to 15 knots, becoming northeast 5 to 10 knots in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet. Scattered showers in the afternoon. .MONDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet, occasionally to 5 feet. .TUESDAY...East winds 5 to 10 knots. Seas 2 to 4 feet, occasionally to 5 feet. .TUESDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. $$ AMZ745-041400- Coastal Waters of Southwestern Puerto Rico out 10 NM- 850 PM AST Thu Apr 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM AST FRIDAY... .REST OF TONIGHT...East winds 15 to 25 knots with gusts up to 30 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 4 feet at 6 seconds. Isolated showers early this evening. .FRIDAY...East 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. Scattered showers in the afternoon. .FRIDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 3 feet at 7 seconds. .SATURDAY...East winds 5 to 10 knots. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail: East 3 feet at 7 seconds. .SATURDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail: East 3 feet at 7 seconds and northwest 1 foot at 7 seconds. .SUNDAY...East winds 5 to 10 knots, increasing to 10 to 15 knots with gusts up to 20 knots in the afternoon. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail: Southeast 2 feet at 7 seconds. Scattered showers in the afternoon. .SUNDAY NIGHT...East winds around 10 knots. Seas 2 to 3 feet, occasionally to 4 feet. .MONDAY...East winds 5 to 10 knots. Seas 2 to 3 feet, occasionally to 4 feet. .MONDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet, occasionally to 4 feet. .TUESDAY...East winds 5 to 10 knots, becoming southeast 10 to 15 knots in the afternoon. Seas 2 to 3 feet, occasionally to 4 feet. .TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet, occasionally to 4 feet. $$