Coastal Waters Forecast
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
495 FZCA52 TJSJ 162015 CWFSJU Coastal Waters Forecast National Weather Service San Juan PR 415 PM AST Sun Nov 16 2025 Puerto Rico and the U.S. Virgin Islands Waters AMZ700-170915- 415 PM AST Sun Nov 16 2025 .SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS... A fading pre frontal trough north of the area will keep light south southeasterly winds through Monday, before high pressure over the central Atlantic brings moderate easterly winds from Monday night onward. A north northeasterly swell pulses will spread across Atlantic waters and local Caribbean Passages early this upcoming week. Another approaching pre frontal trough will shift winds more NE later in the workweek. Daily SHRA and isolated TSRA may generate locally hazardous conditions for small craft. $$ AMZ711-170915- Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N- 415 PM AST Sun Nov 16 2025 .TONIGHT...Southeast winds around 5 knots, increasing to 5 to 10 knots late this evening and overnight. Seas 4 to 5 feet. Wave Detail: North 3 feet at 11 seconds and east 2 feet at 7 seconds. Isolated showers. .MONDAY...Southeast winds 5 to 10 knots. Seas 4 to 5 feet. Wave Detail: North 3 feet at 10 seconds and east 2 feet at 7 seconds. .MONDAY NIGHT...East winds 5 to 10 knots, increasing to 10 to 15 knots with gusts up to 20 knots after midnight. Seas 4 to 5 feet. Wave Detail: East 3 feet at 5 seconds and north 3 feet at 10 seconds. Scattered showers after midnight. .TUESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas 4 to 5 feet. Wave Detail: East 3 feet at 4 seconds and north 3 feet at 10 seconds. .TUESDAY NIGHT...East winds 10 to 15 knots with gusts up to 25 knots. Seas around 5 feet. Wave Detail: East 4 feet at 5 seconds and north 3 feet at 9 seconds. Scattered showers. .WEDNESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas around 5 feet. Wave Detail: East 4 feet at 5 seconds and north 3 feet at 10 seconds. Scattered showers in the morning. .WEDNESDAY NIGHT...Northeast winds 10 to 15 knots with gusts up to 20 knots. Seas around 5 feet. .THURSDAY...Northeast winds 10 to 15 knots. Seas 4 to 5 feet. .THURSDAY NIGHT...Northeast winds 10 to 15 knots. Seas 4 to 5 feet. .FRIDAY...Northeast winds 10 to 15 knots. Seas around 4 feet. .FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas around 4 feet. $$ AMZ712-170915- Coastal Waters of Northern Puerto Rico out 10 NM- 415 PM AST Sun Nov 16 2025 .TONIGHT...Southeast winds around 5 knots. Seas 3 to 4 feet. Wave Detail: North 3 feet at 11 seconds and northeast 2 feet at 14 seconds. Scattered showers with isolated thunderstorms early this evening, then isolated showers late this evening and overnight. .MONDAY...Southeast winds around 5 knots, becoming east in the afternoon. Seas around 4 feet. Wave Detail: North 3 feet at 10 seconds and northeast 2 feet at 15 seconds. Scattered showers in the afternoon. .MONDAY NIGHT...East winds 5 to 10 knots. Seas around 4 feet. Wave Detail: North 3 feet at 10 seconds and northeast 3 feet at 14 seconds. Scattered showers. .TUESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas 4 to 5 feet. Wave Detail: East 3 feet at 4 seconds and north 3 feet at 10 seconds. .TUESDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 4 to 5 feet. Wave Detail: East 3 feet at 5 seconds and north 2 feet at 9 seconds. Scattered showers. .WEDNESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas 4 to 5 feet. Wave Detail: Northeast 3 feet at 5 seconds and north 3 feet at 10 seconds. Scattered showers. .WEDNESDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 4 to 5 feet. Scattered showers. .THURSDAY...Northeast winds 5 to 10 knots. Seas 4 to 5 feet. Scattered showers in the morning. .THURSDAY NIGHT...Northeast winds 5 to 10 knots. Seas 4 to 5 feet. Scattered showers. .FRIDAY...Northeast winds around 10 knots. Seas around 4 feet. Scattered showers in the afternoon. .FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 4 feet. Scattered showers. Winds and seas higher in and near thunderstorms. $$ AMZ716-170915- Coastal Waters from Cabo San Juan to the waters between Anegada Island and Virgin Gorda and North 10 NM- 415 PM AST Sun Nov 16 2025 .TONIGHT...Southeast winds 5 to 10 knots. Seas 2 to 4 feet. Wave Detail: North 3 feet at 11 seconds and northeast 2 feet at 14 seconds. Isolated showers this evening, then scattered showers after midnight. .MONDAY...East winds 5 to 10 knots. Seas 3 to 4 feet. Wave Detail: North 3 feet at 11 seconds and northeast 2 feet at 15 seconds. .MONDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: North 3 feet at 10 seconds and east 2 feet at 4 seconds. Scattered showers in the evening. .TUESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 4 seconds and north 3 feet at 10 seconds. .TUESDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 4 seconds and north 3 feet at 9 seconds. Scattered showers. .WEDNESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 5 feet. Wave Detail: East 3 feet at 4 seconds and north 2 feet at 9 seconds. Scattered showers. .WEDNESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 5 feet. Scattered showers. .THURSDAY...Northeast winds around 10 knots. Seas 3 to 5 feet. Scattered showers in the afternoon. .THURSDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 4 feet. .FRIDAY...Northeast winds around 10 knots. Seas 3 to 4 feet. Scattered showers in the afternoon. .FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 4 feet. $$ AMZ723-170915- Anegada Passage east of Virgin Gorda and Saint Croix south to 17N- 415 PM AST Sun Nov 16 2025 .TONIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 15 seconds and southeast 2 feet at 7 seconds. Isolated showers early this evening, then scattered showers late this evening and overnight. .MONDAY...East winds around 10 knots. Seas 3 to 4 feet. Wave Detail: Southeast 3 feet at 4 seconds and northeast 2 feet at 14 seconds. Scattered showers. .MONDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 5 seconds and northeast 2 feet at 14 seconds. Scattered showers. .TUESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas around 4 feet. Wave Detail: East 4 feet at 5 seconds and northeast 2 feet at 13 seconds. .TUESDAY NIGHT...East winds around 15 knots with gusts up to 20 knots. Seas 4 to 5 feet. Wave Detail: East 4 feet at 5 seconds and northeast 2 feet at 14 seconds. Scattered showers after midnight. .WEDNESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas 4 to 5 feet. Wave Detail: East 4 feet at 5 seconds and northeast 2 feet at 14 seconds. Scattered showers. .WEDNESDAY NIGHT...Northeast winds 10 to 15 knots with gusts up to 20 knots. Seas around 4 feet. Scattered showers. .THURSDAY...Northeast winds 10 to 15 knots. Seas 3 to 4 feet. Scattered showers in the morning. .THURSDAY NIGHT...Northeast winds 10 to 15 knots. Seas around 3 feet. .FRIDAY...Northeast winds around 10 knots. Seas around 3 feet. .FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas around 3 feet. $$ AMZ726-170915- Coastal waters east of Puerto Rico, around Vieques, and around and just north of Culebra and Saint John- 415 PM AST Sun Nov 16 2025 .TONIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. Isolated showers this evening, then scattered showers after midnight. .MONDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 4 seconds. Scattered showers in the afternoon. .MONDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 4 seconds and northeast 1 foot at 11 seconds. Scattered showers in the evening. .TUESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 4 feet. Wave Detail: East 3 feet at 5 seconds and northeast 1 foot at 11 seconds. .TUESDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 5 seconds and northeast 1 foot at 10 seconds. Scattered showers. .WEDNESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 5 seconds and northeast 1 foot at 10 seconds. Scattered showers. .WEDNESDAY NIGHT...Northeast winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Scattered showers. .THURSDAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Scattered showers. .THURSDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 4 feet. .FRIDAY...Northeast winds around 10 knots. Seas 2 to 3 feet. Scattered showers in the afternoon. .FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. $$ AMZ733-170915- Caribbean waters of Puerto Rico from 10 NM to 17N, including the coastal waters of Saint Croix- 415 PM AST Sun Nov 16 2025 .TONIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. Scattered showers. .MONDAY...East winds around 10 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 4 seconds. Scattered showers in the afternoon. .MONDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 5 seconds and northeast 1 foot at 13 seconds. Scattered showers. .TUESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 5 seconds and northeast 1 foot at 12 seconds. Scattered showers. .TUESDAY NIGHT...East winds around 15 knots with gusts up to 25 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 6 seconds and northeast 1 foot at 12 seconds. Scattered showers after midnight. .WEDNESDAY...East winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas around 4 feet. Wave Detail: East 4 feet at 6 seconds and northeast 1 foot at 12 seconds. .WEDNESDAY NIGHT...Northeast winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Scattered showers. .THURSDAY...Northeast winds 10 to 15 knots. Seas 3 to 4 feet. Scattered showers in the morning. .THURSDAY NIGHT...Northeast winds 10 to 15 knots. Seas around 3 feet. .FRIDAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. .FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. $$ AMZ735-170915- Coastal Waters of Southern Puerto Rico out 10 NM- 415 PM AST Sun Nov 16 2025 .TONIGHT...East winds around 5 knots. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: Southeast 1 foot at 5 seconds. Isolated showers this evening, then scattered showers after midnight. .MONDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. .MONDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. Scattered showers in the evening. .TUESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 5 seconds. Scattered showers in the morning. .TUESDAY NIGHT...East winds 10 to 15 knots, becoming northeast 5 to 10 knots after midnight. Seas 2 to 3 feet. Wave Detail: East 3 feet at 5 seconds. Scattered showers after midnight. .WEDNESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 6 seconds. Scattered showers in the afternoon. .WEDNESDAY NIGHT...Northeast winds 10 to 15 knots with gusts up to 20 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet. .THURSDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. .THURSDAY NIGHT...Northeast winds 5 to 10 knots. Seas 2 to 3 feet. .FRIDAY...East winds 5 to 10 knots. Seas around 2 feet. .FRIDAY NIGHT...Northeast winds 5 to 10 knots. Seas around 2 feet. $$ AMZ741-170915- Mona Passage Southward to 17N- 415 PM AST Sun Nov 16 2025 .TONIGHT...East winds around 5 knots, becoming southeast after midnight. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 6 seconds and north 2 feet at 9 seconds. Isolated showers. .MONDAY...East winds 5 to 10 knots. Seas 3 to 4 feet. Wave Detail: North 3 feet at 11 seconds and southeast 2 feet at 6 seconds. .MONDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 4 seconds and north 3 feet at 11 seconds. Scattered showers after midnight. .TUESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 5 seconds and north 3 feet at 10 seconds. Scattered showers. .TUESDAY NIGHT...East winds 10 to 15 knots with gusts up to 25 knots. Seas 4 to 5 feet. Wave Detail: East 4 feet at 5 seconds and north 2 feet at 9 seconds. Scattered showers. .WEDNESDAY...East winds 10 to 15 knots with gusts up to 25 knots. Seas 4 to 5 feet. Wave Detail: East 4 feet at 6 seconds and north 2 feet at 9 seconds. Scattered showers in the morning. .WEDNESDAY NIGHT...Northeast winds 10 to 15 knots with gusts up to 20 knots. Seas 4 to 5 feet. .THURSDAY...Northeast winds 10 to 15 knots. Seas 4 to 5 feet. .THURSDAY NIGHT...Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 4 to 5 feet. .FRIDAY...Northeast winds 10 to 15 knots. Seas 3 to 4 feet. .FRIDAY NIGHT...Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 3 to 4 feet. $$ AMZ742-170915- Coastal Waters of Northwestern Puerto Rico out 10 NM- 415 PM AST Sun Nov 16 2025 .TONIGHT...Southeast winds around 5 knots. Seas 2 to 3 feet. Wave Detail: North 3 feet at 11 seconds and northeast 2 feet at 13 seconds. Scattered showers early this evening. .MONDAY...Northeast winds 5 to 10 knots. Seas 2 to 4 feet. Wave Detail: North 3 feet at 11 seconds and northeast 2 feet at 14 seconds. Scattered showers in the afternoon. .MONDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet. Wave Detail: North 4 feet at 14 seconds and north 3 feet at 10 seconds. .TUESDAY...East winds 5 to 10 knots. Seas 2 to 4 feet. Wave Detail: North 3 feet at 6 seconds and north 3 feet at 11 seconds. Numerous showers in the afternoon. .TUESDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 4 feet. Wave Detail: Northeast 3 feet at 5 seconds and north 3 feet at 9 seconds. Scattered showers in the evening. .WEDNESDAY...Northeast winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 5 feet. Wave Detail: Northeast 3 feet at 5 seconds and north 2 feet at 9 seconds. Scattered showers in the afternoon. .WEDNESDAY NIGHT...Northeast winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 5 feet. .THURSDAY...Northeast winds 10 to 15 knots. Seas 3 to 5 feet. .THURSDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 5 feet. .FRIDAY...Northeast winds 10 to 15 knots. Seas 3 to 4 feet. .FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 4 feet. $$ AMZ745-170915- Coastal Waters of Southwestern Puerto Rico out 10 NM- 415 PM AST Sun Nov 16 2025 .TONIGHT...Light and variable winds, becoming east 5 to 10 knots late this evening and overnight. Seas around 2 feet. Wave Detail: Northwest 2 feet at 8 seconds and south 1 foot at 5 seconds. Isolated showers early this evening. Isolated showers after midnight, then scattered showers late. .MONDAY...East winds 5 to 10 knots, becoming northeast in the afternoon. Seas 2 to 3 feet. Wave Detail: Northwest 3 feet at 11 seconds and southeast 1 foot at 4 seconds. .MONDAY NIGHT...Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: North 3 feet at 10 seconds and southeast 1 foot at 4 seconds. .TUESDAY...East winds around 5 knots. Seas 2 to 3 feet. Wave Detail: North 3 feet at 9 seconds and southeast 1 foot at 5 seconds. Scattered showers in the afternoon. .TUESDAY NIGHT...Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: North 3 feet at 10 seconds and southeast 1 foot at 5 seconds. Numerous showers in the evening. .WEDNESDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 5 seconds and north 2 feet at 9 seconds. Scattered showers in the afternoon. .WEDNESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. .THURSDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet. .THURSDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 4 feet. .FRIDAY...Northeast winds 5 to 10 knots. Seas 2 to 4 feet. .FRIDAY NIGHT...Northeast winds 5 to 10 knots. Seas 2 to 3 feet. $$