Coastal Waters Forecast
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
109 FZCA52 TJSJ 171403 CWFSJU Coastal Waters Forecast National Weather Service San Juan PR 1003 AM AST Fri Jan 17 2025 Puerto Rico and the U.S. Virgin Islands Waters AMZ700-180230- 1003 AM AST Fri Jan 17 2025 .SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS... High pressure building across the western Atlantic will support moderate to locally fresh northeasterly trades through today. Winds will turn more easterly during the weekend. Another pulse of a northerly swell is forecast to arrive across the Atlantic waters today, and lingering through the weekend. This swell will promote hazardous seas and small craft advisory conditions once again. $$ AMZ711-180230- Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N- 1003 AM AST Fri Jan 17 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT... .REST OF TODAY...East winds around 15 knots with gusts up to 25 knots. Seas 6 to 7 feet, occasionally to 9 feet, building to 8 to 9 feet, occasionally to 11 feet this afternoon. Wave Detail: North 7 feet at 12 seconds and east 3 feet at 5 seconds, becoming north 7 feet at 12 seconds and east 6 feet at 5 seconds. Isolated showers. .TONIGHT...Northeast winds 15 to 20 knots with gusts up to 30 knots. Seas around 8 feet, occasionally to 10 feet. Wave Detail: North 7 feet at 12 seconds and northeast 6 feet at 6 seconds. Scattered showers. .SATURDAY...East winds 20 to 25 knots with gusts up to 30 knots. Seas 7 to 8 feet, occasionally to 10 feet. Wave Detail: East 7 feet at 6 seconds and north 5 feet at 10 seconds. Scattered showers in the morning. .SATURDAY NIGHT...East winds around 20 knots with gusts up to 30 knots. Seas around 7 feet, occasionally to 9 feet. Wave Detail: East 7 feet at 7 seconds and north 4 feet at 10 seconds. Scattered showers. .SUNDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 6 to 7 feet, occasionally to 9 feet. Wave Detail: East 6 feet at 7 seconds and north 4 feet at 11 seconds. .SUNDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 6 to 7 feet, occasionally to 9 feet. Wave Detail: East 6 feet at 7 seconds and north 3 feet at 10 seconds. Scattered showers. .MONDAY...East winds 15 to 20 knots. Seas 5 to 6 feet, occasionally to 8 feet. .MONDAY NIGHT...East winds 15 to 20 knots. Seas 6 to 7 feet, occasionally to 9 feet. .TUESDAY...East winds 15 to 20 knots. Seas 6 to 7 feet, occasionally to 9 feet. .TUESDAY NIGHT...East winds 15 to 20 knots. Seas 6 to 8 feet, occasionally to 10 feet. $$ AMZ712-180230- Coastal Waters of Northern Puerto Rico out 10 NM- 1003 AM AST Fri Jan 17 2025 ...SMALL CRAFT SHOULD EXERCISE CAUTION... ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT... .REST OF TODAY...East winds 10 to 15 knots with gusts up to 25 knots. Seas 5 to 6 feet, occasionally to 8 feet, building to 7 to 8 feet, occasionally to 10 feet this afternoon. Wave Detail: North 5 feet at 12 seconds and northeast 3 feet at 5 seconds, becoming east 6 feet at 5 seconds and north 6 feet at 12 seconds. Isolated showers late. .TONIGHT...East winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Seas 7 to 8 feet, occasionally to 10 feet. Wave Detail: North 7 feet at 12 seconds and east 3 feet at 5 seconds. Scattered showers in the evening, then numerous showers after midnight. .SATURDAY...East winds 15 to 20 knots with gusts up to 30 knots. Seas 6 to 7 feet, occasionally to 9 feet. Wave Detail: North 7 feet at 10 seconds and northeast 6 feet at 6 seconds. Numerous showers, mainly in the morning. .SATURDAY NIGHT...East winds 15 to 20 knots with gusts up to 30 knots. Seas 6 to 7 feet, occasionally to 9 feet. Wave Detail: Northeast 6 feet at 7 seconds and north 4 feet at 10 seconds. Numerous showers, mainly in the evening. .SUNDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: Northeast 5 feet at 7 seconds and north 3 feet at 10 seconds. .SUNDAY NIGHT...East winds 10 to 15 knots with gusts up to 25 knots. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: East 5 feet at 7 seconds and north 3 feet at 10 seconds. .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 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas around 5 feet, occasionally to 6 feet. .TUESDAY...East winds 15 to 20 knots. Seas 5 to 6 feet, occasionally to 8 feet. .TUESDAY NIGHT...East winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 5 to 6 feet, occasionally to 8 feet. $$ AMZ716-180230- Coastal Waters from Cabo San Juan to the waters between Anegada Island and Virgin Gorda and North 10 NM- 1003 AM AST Fri Jan 17 2025 ...SMALL CRAFT SHOULD EXERCISE CAUTION... ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT... .REST OF TODAY...Northeast winds around 15 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet, building to 5 to 7 feet, occasionally to 9 feet this afternoon. Wave Detail: East 3 feet at 5 seconds and northeast 3 feet at 12 seconds, becoming northeast 6 feet at 5 seconds and northeast 4 feet at 12 seconds. Isolated showers early this afternoon. Scattered showers late. .TONIGHT...East winds 15 to 20 knots with gusts up to 30 knots. Seas 6 to 8 feet, occasionally to 10 feet. Wave Detail: Northeast 7 feet at 12 seconds and north 6 feet at 12 seconds. Scattered showers in the evening, then numerous showers after midnight. .SATURDAY...East winds 20 to 25 knots with gusts up to 30 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 6 feet at 6 seconds and north 5 feet at 11 seconds. Numerous showers, mainly in the morning. .SATURDAY NIGHT...East winds around 20 knots with gusts up to 30 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 6 feet at 7 seconds and north 4 feet at 10 seconds. Numerous showers in the evening. .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 north 3 feet at 10 seconds. .SUNDAY 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 5 feet at 7 seconds. Scattered showers. .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 6 feet, occasionally to 8 feet. .TUESDAY NIGHT...East winds around 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. $$ AMZ723-180230- Anegada Passage east of Virgin Gorda and Saint Croix south to 17N- 1003 AM AST Fri Jan 17 2025 ...SMALL CRAFT SHOULD EXERCISE CAUTION... ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT... .REST OF TODAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 7 feet, occasionally to 8 feet. Wave Detail: Northeast 6 feet at 5 seconds and north 4 feet at 12 seconds. Scattered showers. .TONIGHT...East winds 15 to 20 knots with gusts up to 30 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 5 feet at 6 seconds and north 4 feet at 12 seconds. Scattered showers in the evening. .SATURDAY...East winds 20 to 25 knots with gusts up to 30 knots. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 7 seconds and north 3 feet at 12 seconds. .SATURDAY NIGHT...East winds around 20 knots with gusts up to 30 knots. Seas 6 to 7 feet, occasionally to 9 feet. Wave Detail: East 7 feet at 7 seconds and north 2 feet at 12 seconds. .SUNDAY...East winds 15 to 20 knots with gusts up to 30 knots. Seas around 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 7 seconds and north 2 feet at 12 seconds. Scattered showers in the morning. .SUNDAY NIGHT...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 7 seconds and north 2 feet at 11 seconds. .MONDAY...East winds around 20 knots. Seas around 6 feet, occasionally to 8 feet. .MONDAY NIGHT...East winds 20 to 25 knots. Seas 6 to 7 feet, occasionally to 9 feet. .TUESDAY...East winds 20 to 25 knots. Seas around 7 feet, occasionally to 9 feet. Scattered showers in the afternoon. .TUESDAY NIGHT...East winds around 20 knots. Seas 6 to 7 feet, occasionally to 9 feet. $$ AMZ726-180230- Coastal waters east of Puerto Rico, around Vieques, and around and just north of Culebra and Saint John- 1003 AM AST Fri Jan 17 2025 ...SMALL CRAFT SHOULD EXERCISE CAUTION... .REST OF TODAY...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 5 seconds. Isolated showers late this morning and early afternoon, then scattered showers late. .TONIGHT...East winds 15 to 20 knots with gusts up to 30 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 5 feet at 5 seconds. Scattered showers in the evening, then numerous showers after midnight. .SATURDAY...East winds 20 to 25 knots with gusts up to 30 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 6 seconds. Numerous showers, mainly in the morning. .SATURDAY NIGHT...East winds 15 to 20 knots with gusts up to 30 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 7 seconds. Scattered showers after midnight. .SUNDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 7 seconds. Scattered showers in the morning. .SUNDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 7 seconds. Scattered showers. .MONDAY...East winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. .MONDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. .TUESDAY...East winds 15 to 20 knots. Seas 5 to 6 feet, occasionally to 8 feet. .TUESDAY NIGHT...East winds 15 to 20 knots. Seas 5 to 6 feet, occasionally to 8 feet. $$ AMZ733-180230- Caribbean waters of Puerto Rico from 10 NM to 17N, including the coastal waters of Saint Croix- 1003 AM AST Fri Jan 17 2025 ...SMALL CRAFT SHOULD EXERCISE CAUTION... .REST OF TODAY...Northeast winds 15 to 20 knots with gusts up to 30 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 6 seconds and northeast 1 foot at 12 seconds. Isolated showers late this morning and early afternoon, then scattered showers late. .TONIGHT...East winds 15 to 20 knots with gusts up to 30 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 5 feet at 6 seconds. Scattered showers. .SATURDAY...East winds 15 to 20 knots, increasing to 20 to 25 knots in the afternoon. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 6 seconds. Scattered showers in the morning. .SATURDAY NIGHT...East winds around 20 knots with gusts up to 30 knots. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 7 seconds. .SUNDAY...East winds 15 to 20 knots with gusts up to 30 knots. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 7 seconds. Scattered showers in the morning. .SUNDAY 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 6 feet at 7 seconds. .MONDAY...East winds 15 to 20 knots. Seas 5 to 6 feet, occasionally to 8 feet. .MONDAY NIGHT...East winds 15 to 20 knots, increasing to 20 to 25 knots after midnight. Seas 5 to 6 feet, occasionally to 8 feet. .TUESDAY...East winds 20 to 25 knots. Seas 6 to 7 feet, occasionally to 9 feet. .TUESDAY NIGHT...East winds around 20 knots. Seas 6 to 7 feet, occasionally to 9 feet. $$ AMZ735-180230- Coastal Waters of Southern Puerto Rico out 10 NM- 1003 AM AST Fri Jan 17 2025 ...SMALL CRAFT SHOULD EXERCISE CAUTION... .REST OF TODAY...East winds 10 to 15 knots, increasing to 15 to 20 knots late. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers. .TONIGHT...East winds 15 to 20 knots, becoming northeast 10 to 15 knots after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at 6 seconds. .SATURDAY...East winds 15 to 20 knots with gusts up to 30 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 6 seconds. .SATURDAY NIGHT...East winds 15 to 20 knots with gusts up to 30 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 7 seconds. .SUNDAY...East winds 15 to 20 knots with gusts up to 30 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 7 seconds. .SUNDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 7 seconds. .MONDAY...East winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. .MONDAY NIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. .TUESDAY...East winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. .TUESDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. $$ AMZ741-180230- Mona Passage Southward to 17N- 1003 AM AST Fri Jan 17 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT... .REST OF TODAY...East winds 10 to 15 knots with gusts up to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 7 feet at 6 seconds and north 5 feet at 12 seconds. Isolated showers late this morning and early afternoon. .TONIGHT...East winds 15 to 20 knots with gusts up to 30 knots. Seas 6 to 8 feet, occasionally to 10 feet. Wave Detail: North 6 feet at 12 seconds and east 5 feet at 6 seconds. Scattered showers after midnight. .SATURDAY...East winds 15 to 20 knots, increasing to 20 to 25 knots in the afternoon. Seas 6 to 7 feet, occasionally to 9 feet. Wave Detail: East 6 feet at 7 seconds and north 6 feet at 11 seconds. Scattered showers in the morning. .SATURDAY NIGHT...East winds 15 to 20 knots with gusts up to 30 knots. Seas 6 to 7 feet, occasionally to 9 feet. Wave Detail: East 6 feet at 7 seconds and north 4 feet at 10 seconds. Scattered showers after midnight. .SUNDAY...East winds 15 to 20 knots with gusts up to 30 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 6 feet at 7 seconds and north 3 feet at 10 seconds. .SUNDAY 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 6 feet at 7 seconds and north 3 feet at 10 seconds. .MONDAY...East winds 15 to 20 knots. Seas 5 to 7 feet, occasionally to 9 feet. .MONDAY NIGHT...East winds 15 to 20 knots. Seas 5 to 7 feet, occasionally to 9 feet. .TUESDAY...East winds 15 to 20 knots. Seas 5 to 7 feet, occasionally to 9 feet. Scattered showers in the afternoon. .TUESDAY NIGHT...East winds 15 to 20 knots. Seas 5 to 7 feet, occasionally to 9 feet. $$ AMZ742-180230- Coastal Waters of Northwestern Puerto Rico out 10 NM- 1003 AM AST Fri Jan 17 2025 ...SMALL CRAFT SHOULD EXERCISE CAUTION... ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT... .REST OF TODAY...Northeast winds 10 to 15 knots with gusts up to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Northeast 6 feet at 5 seconds and north 5 feet at 12 seconds. Isolated showers late. .TONIGHT...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: North 7 feet at 12 seconds. Scattered showers after midnight. .SATURDAY...East winds 20 to 25 knots, diminishing to 15 to 20 knots in the afternoon. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: North 7 feet at 11 seconds. Scattered showers. .SATURDAY NIGHT...East winds 15 to 20 knots with gusts up to 30 knots, diminishing to 10 to 15 knots with gusts up to 20 knots after midnight. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 4 feet at 5 seconds. Scattered showers. .SUNDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: North 4 feet at 9 seconds and east 3 feet at 7 seconds. Scattered showers in the afternoon. .SUNDAY NIGHT...East winds 5 to 10 knots with gusts up to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 3 feet at 7 seconds and north 3 feet at 10 seconds. .MONDAY...East winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. .MONDAY NIGHT...East winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet. .TUESDAY...East winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Scattered showers in the afternoon. .TUESDAY NIGHT...East winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet. $$ AMZ745-180230- Coastal Waters of Southwestern Puerto Rico out 10 NM- 1003 AM AST Fri Jan 17 2025 .REST OF TODAY...East winds 5 to 10 knots, becoming southeast this afternoon. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail: Southeast 2 feet at 5 seconds and north 2 feet at 5 seconds. Isolated showers early this afternoon. Scattered showers late. .TONIGHT...Northeast winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northwest 5 feet at 12 seconds and north 3 feet at 8 seconds. Scattered showers in the evening. .SATURDAY...East winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Northwest 4 feet at 12 seconds and southeast 3 feet at 6 seconds. Scattered showers in the afternoon. .SATURDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots, diminishing to 5 to 10 knots after midnight. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northwest 4 feet at 11 seconds and east 3 feet at 6 seconds. Scattered showers in the evening. .SUNDAY...East winds 5 to 10 knots, increasing to 15 to 20 knots with gusts up to 30 knots in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 3 feet at 7 seconds and northwest 3 feet at 10 seconds. .SUNDAY NIGHT...East winds 10 to 15 knots with gusts up to 25 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 3 feet at 6 seconds and northwest 3 feet at 10 seconds. .MONDAY...East winds around 5 knots, increasing to 5 to 10 knots in the afternoon. 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 10 to 15 knots, becoming southeast 15 to 20 knots in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet. Scattered showers in the afternoon. .TUESDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. $$