


Coastal Waters Forecast
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
493 FZCA52 TJSJ 140804 CWFSJU Coastal Waters Forecast National Weather Service San Juan PR 404 AM AST Mon Jul 14 2025 Puerto Rico and the U.S. Virgin Islands Waters AMZ700-142045- 404 AM AST Mon Jul 14 2025 .SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS... A surface high pressure will strengthen over the western Atlantic early this week. Two tropical waves will move across the eastern Caribbean on Tuesday and Wednesday. Therefore, moderate to locally fresh trades and choppy seas are expected across the regional waters by midweek. Increasing shower and thunderstorm activity is expected from Tuesday through Thursday. Hazy conditions due to Saharan dust will return from Thursday onward. $$ AMZ711-142045- Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N- 404 AM AST Mon Jul 14 2025 ...SMALL CRAFT SHOULD EXERCISE CAUTION... .TODAY...East winds 10 to 15 knots with gusts up to 25 knots, increasing to 15 to 20 knots with gusts up to 25 knots late. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at 5 seconds and east 3 feet at 8 seconds. Isolated showers early this morning, then scattered showers late this morning and afternoon. .TONIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet at 5 seconds and east 4 feet at 8 seconds. .TUESDAY...East winds 15 to 20 knots with gusts up to 30 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 7 seconds. .TUESDAY NIGHT...East winds 15 to 20 knots with gusts up to 30 knots. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 7 seconds. .WEDNESDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 7 seconds. Scattered showers. .WEDNESDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: East 5 feet at 7 seconds. Scattered showers in the evening. .THURSDAY...East winds 15 to 20 knots. Seas 5 to 6 feet, occasionally to 8 feet. .THURSDAY NIGHT...East winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 4 to 5 feet, occasionally to 6 feet. .FRIDAY...East winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. .FRIDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. $$ AMZ712-142045- Coastal Waters of Northern Puerto Rico out 10 NM- 404 AM AST Mon Jul 14 2025 ...SMALL CRAFT SHOULD EXERCISE CAUTION... .TODAY...East winds 10 to 15 knots with gusts up to 20 knots, increasing to 15 to 20 knots with gusts up to 30 knots this afternoon. Seas around 3 feet, occasionally to 4 feet. Wave Detail: East 3 feet at 5 seconds and northeast 3 feet at 9 seconds. Isolated showers early this morning, then scattered showers late this morning and afternoon. .TONIGHT...East winds 10 to 15 knots with gusts up to 25 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at 5 seconds and northeast 3 feet at 8 seconds. .TUESDAY...East winds 10 to 15 knots with gusts up to 20 knots, increasing to 15 to 20 knots with gusts up to 30 knots in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 7 seconds. Scattered showers in the afternoon. .TUESDAY 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 5 feet, occasionally to 6 feet. Wave Detail: Northeast 4 feet at 7 seconds. .WEDNESDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 7 seconds. Scattered showers. .WEDNESDAY NIGHT...East winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 7 seconds. .THURSDAY...East winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. .THURSDAY NIGHT...East winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 4 to 5 feet, occasionally to 6 feet. .FRIDAY...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. .FRIDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. $$ AMZ716-142045- Coastal Waters from Cabo San Juan to the waters between Anegada Island and Virgin Gorda and North 10 NM- 404 AM AST Mon Jul 14 2025 .TODAY...East winds around 15 knots with gusts up to 20 knots. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail: East 3 feet at 5 seconds and northeast 1 foot at 8 seconds. Scattered showers. .TONIGHT...East winds around 15 knots with gusts up to 20 knots. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail: East 3 feet at 6 seconds. .TUESDAY...East winds 15 to 20 knots with gusts up to 30 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at 6 seconds. Scattered showers. .TUESDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 6 seconds. Scattered showers. .WEDNESDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet at 6 seconds. Numerous showers, mainly in the morning. .WEDNESDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 4 feet at 7 seconds and southeast 2 feet at 4 seconds. Scattered showers in the evening. .THURSDAY...East winds around 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Scattered showers in the morning. .THURSDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. .FRIDAY...East winds 10 to 15 knots. Seas 2 to 3 feet, occasionally to 4 feet. .FRIDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet, occasionally to 4 feet. $$ AMZ723-142045- Anegada Passage east of Virgin Gorda and Saint Croix south to 17N- 404 AM AST Mon Jul 14 2025 .TODAY...East winds around 15 knots with gusts up to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at 5 seconds and northeast 3 feet at 8 seconds. Isolated showers early this morning. Scattered showers late this morning, then isolated showers early this afternoon. .TONIGHT...East winds around 15 knots with gusts up to 25 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at 5 seconds and northeast 3 feet at 8 seconds. .TUESDAY...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 east 3 feet at 5 seconds. Scattered showers. .TUESDAY 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. .WEDNESDAY...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. .WEDNESDAY 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 in the evening. .THURSDAY...East winds 15 to 20 knots. Seas around 5 feet, occasionally to 6 feet. Scattered showers in the morning. .THURSDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. .FRIDAY...East winds around 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. .FRIDAY NIGHT...East winds 10 to 15 knots. Seas around 3 feet, occasionally to 4 feet. $$ AMZ726-142045- Coastal waters east of Puerto Rico, around Vieques, and around and just north of Culebra and Saint John- 404 AM AST Mon Jul 14 2025 .TODAY...East winds 10 to 15 knots with gusts up to 25 knots. Seas around 3 feet, occasionally to 4 feet. Wave Detail: East 3 feet at 5 seconds and east 1 foot at 8 seconds. Scattered showers. .TONIGHT...East winds around 15 knots with gusts up to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at 6 seconds. .TUESDAY...East winds 10 to 15 knots with gusts up to 25 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at 6 seconds. Scattered showers. .TUESDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet at 6 seconds. Scattered showers. .WEDNESDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet at 6 seconds. Numerous showers. .WEDNESDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet at 6 seconds. Scattered showers in the evening. .THURSDAY...East winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Scattered showers in the morning. .THURSDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. .FRIDAY...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. .FRIDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet, occasionally to 4 feet. $$ AMZ733-142045- Caribbean waters of Puerto Rico from 10 NM to 17N, including the coastal waters of Saint Croix- 404 AM AST Mon Jul 14 2025 .TODAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas around 3 feet, occasionally to 4 feet. Wave Detail: East 3 feet at 5 seconds and east 1 foot at 9 seconds. Isolated showers early this morning, then scattered showers late this morning. Isolated showers this afternoon. .TONIGHT...East winds 10 to 15 knots with gusts up to 25 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 5 seconds and northeast 1 foot at 8 seconds. Scattered showers in the evening. .TUESDAY...East winds 10 to 15 knots with gusts up to 25 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 6 seconds. .TUESDAY 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 4 feet at 6 seconds. Scattered showers. .WEDNESDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet at 7 seconds. Scattered showers. .WEDNESDAY 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 4 feet at 7 seconds. Scattered showers in the evening. .THURSDAY...East winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. Scattered showers in the morning. .THURSDAY NIGHT...East winds around 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. .FRIDAY...East winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. .FRIDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. $$ AMZ735-142045- Coastal Waters of Southern Puerto Rico out 10 NM- 404 AM AST Mon Jul 14 2025 .TODAY...East winds 5 to 10 knots, increasing to 10 to 15 knots late this morning and afternoon. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail: East 3 feet at 5 seconds. Scattered showers. .TONIGHT...East winds 10 to 15 knots with gusts up to 25 knots. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail: East 3 feet at 5 seconds. .TUESDAY...East winds 10 to 15 knots with gusts up to 25 knots. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail: East 3 feet at 5 seconds. .TUESDAY NIGHT...East winds 10 to 15 knots with gusts up to 25 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at 5 seconds. .WEDNESDAY...East winds 10 to 15 knots with gusts up to 25 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 6 seconds. Scattered showers. .WEDNESDAY NIGHT...East winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds. .THURSDAY...East winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. .THURSDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. .FRIDAY...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. .FRIDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. $$ AMZ741-142045- Mona Passage Southward to 17N- 404 AM AST Mon Jul 14 2025 .TODAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail: East 3 feet at 7 seconds. Isolated showers. .TONIGHT...East winds 10 to 15 knots with gusts up to 25 knots. Seas around 3 feet, occasionally to 4 feet. Wave Detail: East 3 feet at 6 seconds. Scattered showers. .TUESDAY...East winds 10 to 15 knots with gusts up to 25 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 6 seconds. .TUESDAY NIGHT...East winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 6 seconds. Numerous showers in the evening. .WEDNESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 7 seconds. .WEDNESDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas around 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 7 seconds. Numerous showers. .THURSDAY...East winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. .THURSDAY NIGHT...East winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Seas 4 to 5 feet, occasionally to 6 feet. .FRIDAY...East winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Scattered showers in the afternoon. .FRIDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. $$ AMZ742-142045- Coastal Waters of Northwestern Puerto Rico out 10 NM- 404 AM AST Mon Jul 14 2025 .TODAY...East winds 5 to 10 knots, becoming northeast early this afternoon, then increasing to 5 to 10 knots late. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds. Numerous showers with isolated thunderstorms this afternoon. .TONIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail: Northeast 2 feet at 6 seconds and south 1 foot at 4 seconds. Scattered showers in the evening. .TUESDAY...Northeast winds 5 to 10 knots. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail: Northeast 2 feet at 6 seconds and south 1 foot at 4 seconds. Numerous showers in the afternoon. .TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail: Northeast 3 feet at 6 seconds and south 1 foot at 6 seconds. Scattered showers. .WEDNESDAY...East winds 10 to 15 knots with gusts up to 25 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 3 feet at 7 seconds and south 1 foot at 6 seconds. Numerous showers in the afternoon. .WEDNESDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 3 feet at 7 seconds and south 1 foot at 6 seconds. Numerous showers. .THURSDAY...East winds 5 to 10 knots. Seas 2 to 4 feet, occasionally to 5 feet. Numerous showers in the afternoon. .THURSDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet, occasionally to 5 feet. .FRIDAY...Northeast winds 5 to 10 knots. Seas 2 to 4 feet, occasionally to 5 feet. .FRIDAY NIGHT...East winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet, occasionally to 4 feet. Winds and seas higher in and near thunderstorms. $$ AMZ745-142045- Coastal Waters of Southwestern Puerto Rico out 10 NM- 404 AM AST Mon Jul 14 2025 .TODAY...Southeast winds 5 to 10 knots, increasing to 10 to 15 knots with gusts up to 20 knots this afternoon. Seas around 2 feet. Wave Detail: Southeast 2 feet at 4 seconds. Scattered showers this afternoon. .TONIGHT...East winds 10 to 15 knots with gusts up to 25 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 4 seconds. Scattered showers in the evening. .TUESDAY...East winds 5 to 10 knots, becoming southeast 10 to 15 knots with gusts up to 20 knots in the afternoon. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds. .TUESDAY NIGHT...East winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. Scattered showers in the evening. .WEDNESDAY...East winds around 5 knots, becoming southeast in the afternoon. Seas around 2 feet. Wave Detail: Southeast 2 feet at 6 seconds. Numerous showers in the afternoon. .WEDNESDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail: Southeast 2 feet at 5 seconds. Numerous showers. .THURSDAY...East winds 5 to 10 knots, becoming southeast 10 to 15 knots in the afternoon. Seas 2 to 3 feet, occasionally to 4 feet. Numerous showers in the afternoon. .THURSDAY NIGHT...East winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet, occasionally to 4 feet. .FRIDAY...East winds 5 to 10 knots. Seas 2 to 3 feet, occasionally to 4 feet. Numerous showers in the afternoon. .FRIDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. $$