Coastal Waters Forecast
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
049 FZCA52 TJSJ 020802 CWFSJU Coastal Waters Forecast National Weather Service San Juan PR 402 AM AST Tue Dec 2 2025 Puerto Rico and the U.S. Virgin Islands Waters AMZ700-022115- 402 AM AST Tue Dec 2 2025 .SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS... A surface trough northeast of the islands will promote moderate northeasterly winds today, then winds will shift more from the southeast to south tonight into Wednesday, as the trough moves westward near the region. Afternoon thunderstorms will form the next few days due to the proximity of the surface trough. A small easterly swell will spread across the local waters through Thursday. Additionally, a surface high pressure across the Central Atlantic will promote the return of the moderate to locally fresh east to northeast winds the second part of the week. $$ AMZ711-022115- Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N- 402 AM AST Tue Dec 2 2025 ...SMALL CRAFT SHOULD EXERCISE CAUTION... .TODAY...East winds 5 to 10 knots. Seas 5 to 6 feet. Wave Detail: Northeast 5 feet at 9 seconds and north 2 feet at 8 seconds. Numerous showers, mainly this morning. .TONIGHT...East winds 5 to 10 knots. Seas 5 to 6 feet. Wave Detail: Northeast 5 feet at 10 seconds and north 2 feet at 8 seconds. Scattered showers. .WEDNESDAY...East winds 5 to 10 knots, increasing to 10 to 15 knots with gusts up to 20 knots in the afternoon. Seas 5 to 6 feet. Wave Detail: East 5 feet at 10 seconds and north 2 feet at 8 seconds. Scattered showers. .WEDNESDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas around 5 feet. Wave Detail: East 5 feet at 10 seconds and north 1 foot at 7 seconds. Scattered showers. .THURSDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas around 5 feet. Wave Detail: East 5 feet at 10 seconds and north 1 foot at 7 seconds. Scattered showers. .THURSDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 5 to 6 feet. Wave Detail: East 5 feet at 10 seconds and north 1 foot at 8 seconds. Scattered showers. .FRIDAY...East winds 10 to 15 knots. Seas 5 to 6 feet. Scattered showers. .FRIDAY NIGHT...East winds around 15 knots. Seas 5 to 6 feet. .SATURDAY...East winds around 15 knots. Seas 5 to 6 feet. .SATURDAY NIGHT...East winds around 15 knots. Seas 5 to 6 feet. $$ AMZ712-022115- Coastal Waters of Northern Puerto Rico out 10 NM- 402 AM AST Tue Dec 2 2025 .TODAY...Northeast winds 5 to 10 knots. Seas 4 to 5 feet. Wave Detail: Northeast 4 feet at 8 seconds and north 2 feet at 8 seconds. Scattered showers. .TONIGHT...East winds 5 to 10 knots. Seas 4 to 5 feet. Wave Detail: Northeast 5 feet at 10 seconds and north 2 feet at 8 seconds. Scattered showers in the evening. .WEDNESDAY...East winds 5 to 10 knots. Seas 4 to 5 feet. Wave Detail: Northeast 5 feet at 10 seconds and north 2 feet at 8 seconds. Scattered showers in the afternoon. .WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas 4 to 5 feet. Wave Detail: Northeast 5 feet at 10 seconds and north 2 feet at 7 seconds. Scattered showers after midnight. .THURSDAY...East winds 5 to 10 knots, increasing to 10 to 15 knots with gusts up to 20 knots in the afternoon. Seas 4 to 5 feet. Wave Detail: Northeast 4 feet at 10 seconds and north 1 foot at 7 seconds. Scattered showers in the morning. .THURSDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 4 to 5 feet. Wave Detail: Northeast 4 feet at 10 seconds and north 1 foot at 8 seconds. Scattered showers. .FRIDAY...East winds 10 to 15 knots. Seas 4 to 5 feet. Scattered showers. .FRIDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet. Scattered showers. .SATURDAY...East winds 10 to 15 knots. Seas 4 to 5 feet. .SATURDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet. $$ AMZ716-022115- Coastal Waters from Cabo San Juan to the waters between Anegada Island and Virgin Gorda and North 10 NM- 402 AM AST Tue Dec 2 2025 .TODAY...East winds around 10 knots, becoming southeast this afternoon. Seas 3 to 4 feet. Wave Detail: East 4 feet at 9 seconds and northwest 2 feet at 9 seconds. Scattered showers. .TONIGHT...Southeast winds 5 to 10 knots. Seas 3 to 5 feet. Wave Detail: East 4 feet at 9 seconds and north 2 feet at 8 seconds. Scattered showers. .WEDNESDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 9 seconds and north 2 feet at 8 seconds. Scattered showers. .WEDNESDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 8 seconds and north 2 feet at 8 seconds. Scattered showers in the evening. .THURSDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 8 seconds and north 1 foot at 7 seconds. Scattered showers. .THURSDAY NIGHT...East winds around 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 8 seconds and north 1 foot at 7 seconds. Scattered showers. .FRIDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. Scattered showers. .FRIDAY NIGHT...East winds around 15 knots. Seas 3 to 5 feet. Scattered showers. .SATURDAY...East winds around 15 knots. Seas 3 to 5 feet. Scattered showers in the morning. .SATURDAY NIGHT...East winds around 15 knots. Seas 3 to 5 feet. $$ AMZ723-022115- Anegada Passage east of Virgin Gorda and Saint Croix south to 17N- 402 AM AST Tue Dec 2 2025 .TODAY...East winds 5 to 10 knots, becoming southeast this afternoon. Seas 3 to 5 feet. Wave Detail: Northeast 5 feet at 10 seconds. Scattered showers this morning, then isolated showers early this afternoon. Scattered showers late. .TONIGHT...East winds 5 to 10 knots. Seas 3 to 5 feet. Wave Detail: East 5 feet at 10 seconds. Scattered showers. .WEDNESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas 4 to 5 feet. Wave Detail: East 4 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. Wave Detail: East 5 feet at 8 seconds. Scattered showers. .THURSDAY...East winds around 15 knots with gusts up to 20 knots. Seas 4 to 5 feet. Wave Detail: East 4 feet at 8 seconds. Scattered showers. .THURSDAY NIGHT...East winds around 15 knots with gusts up to 25 knots. Seas 4 to 5 feet. Wave Detail: East 5 feet at 8 seconds. Scattered showers. .FRIDAY...East winds around 15 knots. Seas around 5 feet. Scattered showers. .FRIDAY NIGHT...East winds 15 to 20 knots. Seas 5 to 6 feet. Scattered showers. .SATURDAY...East winds around 15 knots. Seas around 5 feet. Scattered showers in the morning. .SATURDAY NIGHT...East winds around 15 knots. Seas around 5 feet. $$ AMZ726-022115- Coastal waters east of Puerto Rico, around Vieques, and around and just north of Culebra and Saint John- 402 AM AST Tue Dec 2 2025 .TODAY...Northeast winds 5 to 10 knots, becoming southeast this afternoon. Seas 2 to 3 feet. Wave Detail: East 3 feet at 8 seconds. Numerous showers, mainly this morning. .TONIGHT...Southeast winds 5 to 10 knots. Seas 2 to 4 feet. Wave Detail: East 3 feet at 9 seconds. Scattered showers. .WEDNESDAY...East winds 5 to 10 knots. Seas 2 to 4 feet. Wave Detail: East 3 feet at 10 seconds. Scattered showers. .WEDNESDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 9 seconds. Scattered showers. .THURSDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 8 seconds. Scattered showers. .THURSDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 5 feet. Wave Detail: East 4 feet at 8 seconds. Scattered showers. .FRIDAY...East winds 10 to 15 knots. Seas 3 to 5 feet. Numerous showers, mainly in the morning. .FRIDAY NIGHT...East winds around 15 knots. Seas 3 to 5 feet. Scattered showers. .SATURDAY...East winds 10 to 15 knots. Seas 3 to 5 feet. Scattered showers. .SATURDAY NIGHT...East winds around 15 knots. Seas 3 to 5 feet. Scattered showers. $$ AMZ733-022115- Caribbean waters of Puerto Rico from 10 NM to 17N, including the coastal waters of Saint Croix- 402 AM AST Tue Dec 2 2025 .TODAY...Northeast winds 5 to 10 knots, becoming east late. Seas around 3 feet. Wave Detail: East 3 feet at 8 seconds. Scattered showers early this morning, then numerous showers late this morning. Isolated showers this afternoon. .TONIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet. Wave Detail: East 3 feet at 8 seconds. Scattered showers. .WEDNESDAY...East winds around 10 knots. Seas 2 to 4 feet. Wave Detail: East 3 feet at 10 seconds. Scattered showers. .WEDNESDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 9 seconds. Scattered showers. .THURSDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas around 4 feet. Wave Detail: East 4 feet at 7 seconds. Scattered showers. .THURSDAY NIGHT...East winds around 15 knots with gusts up to 25 knots. Seas 4 to 5 feet. Wave Detail: East 4 feet at 7 seconds. Scattered showers. .FRIDAY...East winds 15 to 20 knots. Seas 4 to 5 feet. Scattered showers. .FRIDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 5 feet. Scattered showers. .SATURDAY...East winds around 15 knots. Seas around 5 feet. Scattered showers in the morning. .SATURDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 5 feet. $$ AMZ735-022115- Coastal Waters of Southern Puerto Rico out 10 NM- 402 AM AST Tue Dec 2 2025 .TODAY...Northeast winds around 5 knots, becoming south this afternoon. Seas 2 to 3 feet. Wave Detail: East 2 feet at 7 seconds. Scattered showers this morning. Isolated showers early this afternoon, then scattered showers late. .TONIGHT...East winds around 5 knots. Seas around 2 feet. Wave Detail: East 2 feet at 6 seconds. Numerous showers in the evening. .WEDNESDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 6 seconds. Scattered showers in the afternoon. .WEDNESDAY NIGHT...East winds 10 to 15 knots, becoming northeast 5 to 10 knots after midnight. Seas 2 to 3 feet. Wave Detail: East 3 feet at 5 seconds. Scattered showers in the evening. .THURSDAY...Northeast winds 5 to 10 knots, becoming east 10 to 15 knots with gusts up to 20 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: East 3 feet at 5 seconds. .THURSDAY NIGHT...Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 4 feet. Wave Detail: East 3 feet at 6 seconds. Scattered showers. .FRIDAY...East winds 10 to 15 knots. Seas 2 to 4 feet. Scattered showers. .FRIDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet. .SATURDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. .SATURDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet. $$ AMZ741-022115- Mona Passage Southward to 17N- 402 AM AST Tue Dec 2 2025 .TODAY...Northeast winds 10 to 15 knots with gusts up to 20 knots, diminishing to 5 to 10 knots late this morning and afternoon. Seas 3 to 4 feet. Wave Detail: Northeast 4 feet at 7 seconds and north 2 feet at 8 seconds. Isolated showers early this morning. Isolated showers late. .TONIGHT...Northeast winds 5 to 10 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 8 seconds and north 2 feet at 8 seconds. Scattered showers after midnight. .WEDNESDAY...East winds 5 to 10 knots. Seas 2 to 4 feet. Wave Detail: Northeast 3 feet at 8 seconds. .WEDNESDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 4 feet. Wave Detail: East 4 feet at 7 seconds. Scattered showers. .THURSDAY...Northeast winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 6 seconds. .THURSDAY NIGHT...East winds 10 to 15 knots with gusts up to 25 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 7 seconds. Scattered showers. .FRIDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. Scattered showers in the morning. .FRIDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet. .SATURDAY...East winds 10 to 15 knots. Seas 3 to 5 feet. .SATURDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet. $$ AMZ742-022115- Coastal Waters of Northwestern Puerto Rico out 10 NM- 402 AM AST Tue Dec 2 2025 .TODAY...Northeast winds 5 to 10 knots, becoming north late. Seas 2 to 4 feet. Wave Detail: Northeast 3 feet at 8 seconds and north 2 feet at 9 seconds. Isolated showers early this morning. Scattered showers this afternoon. .TONIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet. Wave Detail: Northeast 2 feet at 8 seconds and north 2 feet at 8 seconds. Scattered showers. .WEDNESDAY...East winds around 5 knots, becoming northeast in the afternoon. Seas 2 to 4 feet. Wave Detail: North 2 feet at 8 seconds and northeast 2 feet at 9 seconds. Scattered showers in the afternoon. .WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet. Wave Detail: Northeast 3 feet at 9 seconds and north 2 feet at 8 seconds. Scattered showers in the evening. .THURSDAY...Northeast winds 5 to 10 knots. Seas 2 to 4 feet. Wave Detail: Northeast 3 feet at 8 seconds and north 1 foot at 7 seconds. Scattered showers in the afternoon. .THURSDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 4 feet. Wave Detail: Northeast 3 feet at 8 seconds and north 1 foot at 7 seconds. .FRIDAY...East winds 10 to 15 knots. Seas 2 to 4 feet. Numerous showers in the afternoon. .FRIDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet. .SATURDAY...East winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas 2 to 4 feet. Scattered showers in the afternoon. .SATURDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet. $$ AMZ745-022115- Coastal Waters of Southwestern Puerto Rico out 10 NM- 402 AM AST Tue Dec 2 2025 .TODAY...Northeast winds 5 to 10 knots, becoming northwest this afternoon. Seas 2 to 3 feet. Wave Detail: Northeast 2 feet at 5 seconds and north 2 feet at 8 seconds. Isolated showers early this afternoon. Scattered showers late. .TONIGHT...Northeast winds 5 to 10 knots, becoming east after midnight. Seas 2 to 3 feet. Wave Detail: North 2 feet at 8 seconds and southeast 1 foot at 6 seconds. Numerous showers, mainly in the evening. .WEDNESDAY...East winds around 5 knots. Seas around 2 feet. Wave Detail: North 2 feet at 8 seconds and southeast 1 foot at 5 seconds. Numerous showers in the afternoon. .WEDNESDAY NIGHT...Northeast winds around 5 knots. Seas around 2 feet. Wave Detail: North 1 foot at 8 seconds. Scattered showers in the evening. .THURSDAY...Northeast winds around 5 knots. Seas around 2 feet. Wave Detail: Southeast 1 foot at 5 seconds and north 1 foot at 7 seconds. Scattered showers in the afternoon. .THURSDAY NIGHT...Northeast winds around 5 knots. Seas around 2 feet. Wave Detail: Southeast 1 foot at 5 seconds and north 1 foot at 7 seconds. .FRIDAY...East winds around 5 knots. Seas around 2 feet. Scattered showers in the afternoon. .FRIDAY NIGHT...East winds around 5 knots. Seas around 2 feet. .SATURDAY...East winds around 5 knots. Seas around 2 feet. Scattered showers in the afternoon. .SATURDAY NIGHT...East winds around 5 knots. Seas around 2 feet. $$