Coastal Waters Forecast
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
157 FZCA52 TJSJ 012001 CWFSJU Coastal Waters Forecast National Weather Service San Juan PR 401 PM AST Wed May 1 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. AMZ700-020845- 401 PM AST Wed May 1 2024 .SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS... A surface high pressure extending from the western to central Atlantic will maintain the local pressure gradient tight through tonight. As a result, expect hazardous seas for small craft operators due to confused seas associated with winds and a fading northeasterly swell spreading across the local waters, then improving conditions from Thursday onwards. However, an induced surface trough will shift winds from the east to east-southeast by the latter part of the week while a wet and unstable weather pattern is anticipated. $$ AMZ711-020845- Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N- 401 PM AST Wed May 1 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT AST TONIGHT... .TONIGHT...East winds 15 to 20 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 11 seconds. Numerous showers. Isolated thunderstorms after midnight. .THURSDAY...East winds 10 to 15 knots. Gusts up to 25 knots in the morning. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 10 seconds. Numerous showers with isolated thunderstorms. .THURSDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Scattered showers with isolated thunderstorms. .FRIDAY...Southeast winds 5 to 10 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 8 seconds. Numerous showers with isolated thunderstorms. .FRIDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds. Scattered showers with isolated thunderstorms. .SATURDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds, subsiding to 8 seconds. Scattered showers. .SUNDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 7 seconds. Scattered showers. .MONDAY...East winds 15 to 20 knots, becoming northeast. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 6 seconds. Scattered showers. $$ AMZ712-020845- Coastal Waters of Northern Puerto Rico out 10 NM- 401 PM AST Wed May 1 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT AST TONIGHT... .TONIGHT...East winds 10 to 15 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 11 seconds. Numerous showers. Isolated thunderstorms after midnight. .THURSDAY...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 NIGHT...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. .FRIDAY...Southeast winds 5 to 10 knots, becoming north in the afternoon. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 8 seconds. Scattered showers. Isolated thunderstorms in the afternoon. .FRIDAY NIGHT...Northeast winds 5 to 10 knots, becoming southeast after midnight. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds. Scattered showers with isolated thunderstorms. .SATURDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds, subsiding to 8 seconds. Scattered showers with isolated thunderstorms. .SUNDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant period 7 seconds. Scattered showers. .MONDAY...East 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. $$ AMZ716-020845- Coastal Waters from Cabo San Juan to the waters between Anegada Island and Virgin Gorda and North 10 NM- 401 PM AST Wed May 1 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT AST TONIGHT... .TONIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 10 seconds. Scattered showers. Isolated thunderstorms after midnight. .THURSDAY...East winds 15 to 20 knots with gusts up to 25 knots, becoming southeast in the afternoon. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 10 seconds. Scattered showers with isolated thunderstorms. .THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Numerous showers with isolated thunderstorms. .FRIDAY...Southeast winds 5 to 10 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 8 seconds. Numerous showers with isolated thunderstorms. .FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 3 feet. Dominant period 10 seconds. Scattered showers with isolated thunderstorms. .SATURDAY...Southeast winds 5 to 10 knots, becoming northeast. Seas 1 to 3 feet. Dominant period 10 seconds. Scattered showers. .SUNDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant period 7 seconds. Scattered showers. .MONDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 6 seconds. Scattered showers. $$ AMZ723-020845- Anegada Passage east of Virgin Gorda and Saint Croix south to 17N- 401 PM AST Wed May 1 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM AST THIS EVENING... ...SMALL CRAFT SHOULD EXERCISE CAUTION TONIGHT... .TONIGHT...East 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 11 seconds. Scattered showers. .THURSDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 10 seconds. Isolated showers. .THURSDAY NIGHT...Southeast 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. .FRIDAY...Southeast winds 5 to 10 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 7 seconds. Scattered showers with isolated thunderstorms. .FRIDAY NIGHT...East winds 5 to 10 knots, becoming southeast after midnight. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds. Scattered showers. Isolated thunderstorms after midnight. .SATURDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant period 10 seconds. Scattered showers. .SUNDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant period 7 seconds. Scattered showers. .MONDAY...East winds 10 to 15 knots. Gusts up to 25 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 7 seconds. Isolated showers. $$ AMZ726-020845- Coastal waters east of Puerto Rico, around Vieques, and around and just north of Culebra and Saint John- 401 PM AST Wed May 1 2024 ...SMALL CRAFT SHOULD EXERCISE CAUTION... .TONIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 11 seconds. Scattered showers. Isolated thunderstorms after midnight. .THURSDAY...East winds 15 to 20 knots, becoming southeast in the afternoon. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Numerous showers with isolated thunderstorms. .THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds. Numerous showers with isolated thunderstorms. .FRIDAY...Southeast winds 5 to 10 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds. Numerous showers with isolated thunderstorms. .FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 3 feet. Dominant period 10 seconds. Scattered showers with isolated thunderstorms. .SATURDAY...Southeast winds 5 to 10 knots, becoming northeast. Seas 1 to 3 feet. Dominant period 10 seconds. Scattered showers. .SUNDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant period 7 seconds. Scattered showers. .MONDAY...Northeast winds 10 to 15 knots. Seas 1 to 3 feet. Dominant period 7 seconds. Scattered showers. $$ AMZ733-020845- Caribbean waters of Puerto Rico from 10 NM to 17N, including the coastal waters of Saint Croix- 401 PM AST Wed May 1 2024 ...SMALL CRAFT SHOULD EXERCISE CAUTION... .TONIGHT...East 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 11 seconds. Scattered showers. .THURSDAY...East winds 10 to 15 knots. Gusts up to 25 knots in the morning. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 6 seconds. Scattered showers. Isolated thunderstorms in the afternoon. .THURSDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 6 seconds. Isolated thunderstorms in the evening. Numerous showers. .FRIDAY...Southeast winds 5 to 10 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 6 seconds. Numerous showers with isolated thunderstorms. .FRIDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 6 seconds. Scattered showers with isolated thunderstorms. .SATURDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 6 seconds. Scattered showers. Isolated thunderstorms through the night. .SUNDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 6 seconds. Scattered showers. .MONDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant period 6 seconds. Scattered showers. $$ AMZ735-020845- Coastal Waters of Southern Puerto Rico out 10 NM- 401 PM AST Wed May 1 2024 .TONIGHT...East winds 10 to 15 knots with gusts up to 25 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 11 seconds. Numerous showers. Isolated thunderstorms after midnight. .THURSDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 6 seconds. Scattered showers with isolated thunderstorms. .THURSDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant period 6 seconds. Scattered showers with isolated thunderstorms. .FRIDAY...Southeast winds 5 to 10 knots. Seas 1 to 3 feet. Dominant period 6 seconds. Scattered showers with isolated thunderstorms. .FRIDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant period 6 seconds. Isolated showers. .SATURDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant period 6 seconds. Isolated thunderstorms through the day. Scattered showers. .SUNDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant period 6 seconds. Scattered showers. .MONDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant period 6 seconds. Scattered showers. $$ AMZ741-020845- Mona Passage Southward to 17N- 401 PM AST Wed May 1 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM AST THIS EVENING... .TONIGHT...East 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 11 seconds. Scattered showers. .THURSDAY...Southeast winds 10 to 15 knots. Gusts up to 25 knots in the morning. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 11 seconds. Scattered showers. Isolated thunderstorms in the afternoon. .THURSDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Isolated showers and thunderstorms. .FRIDAY...Southeast winds 5 to 10 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds. Isolated thunderstorms in the morning. Numerous showers. .FRIDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 7 seconds. Scattered showers with isolated thunderstorms. .SATURDAY...East winds 10 to 15 knots, becoming northeast. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds. Isolated showers. .SUNDAY...East winds 10 to 15 knots. Gusts up to 25 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 7 seconds. Scattered showers. Isolated thunderstorms through the night. .MONDAY...East winds 10 to 15 knots. Gusts up to 25 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 6 seconds. Isolated showers. $$ AMZ742-020845- Coastal Waters of Northwestern Puerto Rico out 10 NM- 401 PM AST Wed May 1 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM AST THIS EVENING... .TONIGHT...East winds 5 to 10 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 11 seconds. Scattered showers. .THURSDAY...East winds 5 to 10 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 11 seconds. Scattered showers. Isolated thunderstorms in the afternoon. .THURSDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds. Scattered showers with isolated thunderstorms. .FRIDAY...Southeast winds 5 to 10 knots, becoming south in the afternoon. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds. Isolated showers. .FRIDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant period 10 seconds. Isolated thunderstorms in the evening. Scattered showers. .SATURDAY...East winds 5 to 10 knots, becoming northeast. Seas 1 to 3 feet. Dominant period 10 seconds. Isolated thunderstorms through the day. Scattered showers. .SUNDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant period 7 seconds. Isolated thunderstorms through the day. Isolated showers. .MONDAY...Northeast winds 10 to 15 knots. Gusts up to 25 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 6 seconds. Isolated thunderstorms through the day. Numerous showers. $$ AMZ745-020845- Coastal Waters of Southwestern Puerto Rico out 10 NM- 401 PM AST Wed May 1 2024 .TONIGHT...East winds 10 to 15 knots. Gusts up to 25 knots this evening. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 11 seconds. Scattered showers. .THURSDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 11 seconds. Isolated showers. .THURSDAY NIGHT...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant period 10 seconds. Isolated showers. .FRIDAY...Southeast winds 5 to 10 knots. Seas 1 to 3 feet. Dominant period 10 seconds. Isolated showers. .FRIDAY NIGHT...Northeast winds 5 to 10 knots, becoming east after midnight. Seas around 2 feet or less. Dominant period 7 seconds. Isolated showers. .SATURDAY...East winds 5 to 10 knots, becoming northeast. Seas around 2 feet or less. Dominant period 7 seconds. Scattered showers. .SUNDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant period 7 seconds. Isolated thunderstorms through the day. Scattered showers. .MONDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant period 6 seconds. Isolated thunderstorms through the day. Scattered showers. $$