Coastal Waters Forecast
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
368 FZCA52 TJSJ 280109 CWFSJU Coastal Waters Forecast National Weather Service San Juan PR 909 PM AST Sat Apr 27 2024 Puerto Rico and the U.S. Virgin Islands Waters Seas are provided as a range of the average height of the highest 1/3 of the Seas...Along with the occasional height of the average highest 10 percent of the Seas. AMZ700-281415- 909 PM AST Sat Apr 27 2024 .SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS... Showers and isolated thunderstorms will continue to affect the local waters for the next several days as lingering moisture from a surface trough/old frontal boundary remains over the local area. Gentle to moderate northeast winds will continue tonight and Sunday morning. Then, winds will increase from moderate to fresh Sunday night through at least Tuesday night under the influence of a surface high pressure moving off the eastern coast of the United States. A northerly swell is anticipated to spread across the local waters Monday deteriorating coastal and marine conditions through at least mid-week. $$ AMZ711-281415- Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N- 909 PM AST Sat Apr 27 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY EVENING THROUGH LATE TUESDAY NIGHT... .REST OF TONIGHT...Northeast winds 10 to 15 knots with gusts up to 25 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Scattered showers. Isolated thunderstorms after midnight. .SUNDAY...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 10 seconds. Scattered showers with isolated thunderstorms. .SUNDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 8 seconds. Scattered showers. .MONDAY...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 8 seconds. Isolated showers. .MONDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 30 knots. Seas 6 to 8 feet with occasional seas up to 10 feet. Dominant period 10 seconds. Isolated showers. .TUESDAY...Northeast winds 15 to 20 knots with gusts up to 30 knots. Seas 6 to 8 feet with occasional seas up to 10 feet. Dominant period 10 seconds. Scattered showers. Isolated thunderstorms through the night. .WEDNESDAY...East winds 15 to 20 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 10 seconds. Numerous showers with isolated thunderstorms. .THURSDAY...East winds 10 to 15 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 10 seconds. Scattered showers with isolated thunderstorms. $$ AMZ712-281415- Coastal Waters of Northern Puerto Rico out 10 NM- 909 PM AST Sat Apr 27 2024 .REST OF TONIGHT...Northeast winds 10 to 15 knots. Gusts up to 25 knots after midnight. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Scattered showers. Isolated thunderstorms after midnight. .SUNDAY...Northeast winds 10 to 15 knots with gusts up to 25 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Scattered showers with isolated thunderstorms. .SUNDAY NIGHT...Northeast winds 10 to 15 knots with gusts up to 25 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 10 seconds. Isolated thunderstorms in the evening. Numerous showers. .MONDAY...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 8 seconds. Scattered showers. .MONDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 8 seconds. Isolated showers. .TUESDAY...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 10 seconds. Numerous showers with isolated thunderstorms. .WEDNESDAY...East winds 10 to 15 knots. Gusts up to 25 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 10 seconds. Numerous showers with isolated thunderstorms. .THURSDAY...East winds 5 to 10 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Numerous showers with isolated thunderstorms. $$ AMZ716-281415- Coastal Waters from Cabo San Juan to the waters between Anegada Island and Virgin Gorda and North 10 NM- 909 PM AST Sat Apr 27 2024 .REST OF TONIGHT...Northeast winds 10 to 15 knots. Gusts up to 25 knots after midnight. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds. Scattered showers. Isolated thunderstorms after midnight. .SUNDAY...Northeast winds 10 to 15 knots. Gusts up to 25 knots in the afternoon. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Scattered showers with isolated thunderstorms. .SUNDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 7 seconds. Isolated thunderstorms in the evening. Scattered showers. .MONDAY...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 7 seconds. Isolated showers. .MONDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 10 seconds. Isolated showers. .TUESDAY...Northeast winds 15 to 20 knots with gusts up to 30 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 10 seconds. Scattered showers with isolated thunderstorms. .WEDNESDAY...East winds 10 to 15 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 10 seconds. Numerous showers with isolated thunderstorms. .THURSDAY...East winds 5 to 10 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Scattered showers with isolated thunderstorms. $$ AMZ723-281415- Anegada Passage east of Virgin Gorda and Saint Croix south to 17N- 909 PM AST Sat Apr 27 2024 .REST OF TONIGHT...Northeast winds 10 to 15 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds. Scattered showers. Isolated thunderstorms after midnight. .SUNDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds. Scattered showers with isolated thunderstorms. .SUNDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Isolated thunderstorms in the evening. Scattered showers. .MONDAY...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 7 seconds. Scattered showers. .MONDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 30 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 8 seconds. Isolated showers. .TUESDAY...Northeast winds 15 to 20 knots, becoming east. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 10 seconds. Scattered showers. Isolated thunderstorms through the night. .WEDNESDAY...East winds 10 to 15 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 10 seconds. Scattered showers. Isolated thunderstorms through the night. .THURSDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Scattered showers with isolated thunderstorms. $$ AMZ726-281415- Coastal waters east of Puerto Rico, around Vieques, and around and just north of Culebra and Saint John- 909 PM AST Sat Apr 27 2024 .REST OF TONIGHT...Northeast winds 10 to 15 knots. Gusts up to 25 knots after midnight. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 7 seconds. Scattered showers. Isolated thunderstorms after midnight. .SUNDAY...Northeast winds 10 to 15 knots. Gusts up to 25 knots in the morning. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 7 seconds. Scattered showers with isolated thunderstorms. .SUNDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 6 seconds. Isolated thunderstorms in the evening. Scattered showers. .MONDAY...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 7 seconds. Scattered showers. .MONDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 30 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 7 seconds. Isolated showers. .TUESDAY...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 7 seconds, increasing to 10 seconds. Numerous showers with isolated thunderstorms. .WEDNESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Numerous showers with isolated thunderstorms. .THURSDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds. Scattered showers with isolated thunderstorms. $$ AMZ733-281415- Caribbean waters of Puerto Rico from 10 NM to 17N, including the coastal waters of Saint Croix- 909 PM AST Sat Apr 27 2024 .REST OF TONIGHT...Northeast winds 10 to 15 knots with gusts up to 25 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds. Scattered showers. Isolated thunderstorms after midnight. .SUNDAY...Northeast winds 10 to 15 knots with gusts up to 25 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds. Scattered showers. Isolated thunderstorms in the afternoon. .SUNDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Isolated thunderstorms in the evening. Scattered showers. .MONDAY...Northeast winds 15 to 20 knots with gusts up to 30 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 6 seconds. Scattered showers. .MONDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 30 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 6 seconds. Scattered showers. .TUESDAY...Northeast winds 15 to 20 knots with gusts up to 30 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 7 seconds. Scattered showers. Isolated thunderstorms through the night. .WEDNESDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 7 seconds. Scattered showers with isolated thunderstorms. .THURSDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 7 seconds. Isolated thunderstorms through the day. Scattered showers. $$ AMZ735-281415- Coastal Waters of Southern Puerto Rico out 10 NM- 909 PM AST Sat Apr 27 2024 .REST OF TONIGHT...Northeast winds 10 to 15 knots. Seas 1 to 3 feet. Dominant period 6 seconds. Isolated showers. .SUNDAY...East winds 10 to 15 knots. Gusts up to 25 knots in the afternoon. Seas 1 to 3 feet. Dominant period 6 seconds. Numerous showers. Isolated thunderstorms in the afternoon. .SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 1 to 3 feet. Dominant period 6 seconds. Isolated showers and thunderstorms. .MONDAY...Northeast winds 15 to 20 knots, becoming east in the afternoon. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 6 seconds. Scattered showers. Isolated thunderstorms in the afternoon. .MONDAY NIGHT...Northeast winds 15 to 20 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 6 seconds. Isolated showers. .TUESDAY...Northeast winds 10 to 15 knots with gusts up to 25 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 6 seconds. Scattered showers with isolated thunderstorms. .WEDNESDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant period 7 seconds. Scattered showers with isolated thunderstorms. .THURSDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant period 6 seconds. Isolated thunderstorms through the day. Scattered showers. $$ AMZ741-281415- Mona Passage Southward to 17N- 909 PM AST Sat Apr 27 2024 ...SMALL CRAFT SHOULD EXERCISE CAUTION... .REST OF TONIGHT...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 7 seconds. Scattered showers. .SUNDAY...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 6 seconds. Isolated showers. .SUNDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 7 seconds. Isolated thunderstorms in the evening. Scattered showers. .MONDAY...Northeast winds 15 to 20 knots with gusts up to 30 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 7 seconds. Scattered showers. .MONDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 30 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 7 seconds. Isolated showers. .TUESDAY...Northeast winds 15 to 20 knots with gusts up to 30 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 8 seconds, increasing to 10 seconds. Isolated showers. .WEDNESDAY...East winds 15 to 20 knots with gusts up to 25 knots, diminishing to east 15 to 20 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 10 seconds. Numerous showers with isolated thunderstorms. .THURSDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Scattered showers with isolated thunderstorms. $$ AMZ742-281415- Coastal Waters of Northwestern Puerto Rico out 10 NM- 909 PM AST Sat Apr 27 2024 .REST OF TONIGHT...Northeast winds 10 to 15 knots with gusts up to 25 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 7 seconds. Scattered showers. .SUNDAY...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 7 seconds. Isolated showers. .SUNDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 7 seconds. Isolated showers. .MONDAY...Northeast winds 15 to 20 knots with gusts up to 30 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 7 seconds. .MONDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 30 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 8 seconds. Isolated showers. .TUESDAY...Northeast winds 15 to 20 knots with gusts up to 30 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 8 seconds, increasing to 10 seconds. Isolated showers. .WEDNESDAY...East winds 10 to 15 knots with gusts up to 25 knots, becoming northeast. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Numerous showers with isolated thunderstorms. .THURSDAY...Northeast winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Scattered showers with isolated thunderstorms. $$ AMZ745-281415- Coastal Waters of Southwestern Puerto Rico out 10 NM- 909 PM AST Sat Apr 27 2024 .REST OF TONIGHT...Northeast winds 10 to 15 knots. Seas 1 to 3 feet. Dominant period 8 seconds. .SUNDAY...Northeast winds 10 to 15 knots, becoming east in the afternoon. Seas 1 to 3 feet. Dominant period 7 seconds. Isolated thunderstorms in the afternoon. .SUNDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 25 knots, diminishing to northeast 15 to 20 knots after midnight. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 7 seconds. Isolated showers. .MONDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 7 seconds. Isolated thunderstorms in the afternoon. .MONDAY NIGHT...Northeast winds 10 to 15 knots. Gusts up to 25 knots in the evening. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 8 seconds. Isolated showers. .TUESDAY...Northeast winds 15 to 20 knots, increasing to northeast 15 to 20 knots with gusts up to 25 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 8 seconds, increasing to 10 seconds. Isolated showers. .WEDNESDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds. Scattered showers with isolated thunderstorms. .THURSDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant period 10 seconds. Numerous showers with isolated thunderstorms. $$