

590 

FZCA52 TJSJ 041439

CWFSJU



Coastal Waters Forecast

National Weather Service San Juan PR

1039 AM AST Fri Sep 4 2020



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.



AMZ700-050315-

1039 AM AST Fri Sep 4 2020



.SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS...

Surface high pressure ridge north of the region will promote light 

to moderate trade winds across the regional waters into the upcoming 

weekend. Overall tranquil seas will prevail, except for an occasional

wind chop mainly over the offshore waters and local passages. Isolated

thunderstorms will be possible over the waters off the west coast of

Puerto Rico later this afternoon.



$$



AMZ710-050315-

Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-

1039 AM AST Fri Sep 4 2020



.REST OF TODAY...East winds 10 to 15 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 8 seconds. Isolated

showers.

.TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 7 seconds. Isolated

showers.

.SATURDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 7 seconds. Isolated

showers.

.SATURDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 7 seconds. Scattered

showers.

.SUNDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 8 seconds. Isolated

showers.

.MONDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 8 seconds. Isolated

showers.

.TUESDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 10 seconds. Isolated

showers.



$$



AMZ712-050315-

Coastal Waters of Northern Puerto Rico out 10 NM-

1039 AM AST Fri Sep 4 2020



...SMALL CRAFT SHOULD EXERCISE CAUTION...



.REST OF TODAY...East winds 15 to 20 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 8 seconds. Scattered

showers.

.TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 7 seconds. Isolated

showers.

.SATURDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 7 seconds. Isolated

showers.

.SATURDAY NIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 7 seconds. Scattered

showers.

.SUNDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 7 seconds. Scattered

showers.

.MONDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant

period 7 seconds. Scattered showers.

.TUESDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant

period 7 seconds. Scattered showers.



$$



AMZ715-050315-

Coastal Waters of Northern USVI and Culebra out 10 NM-

1039 AM AST Fri Sep 4 2020



.REST OF TODAY...East winds 10 to 15 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 7 seconds. Isolated

showers.

.TONIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 7 seconds. Scattered

showers.

.SATURDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 7 seconds. Isolated

showers.

.SATURDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 7 seconds. Scattered

showers.

.SUNDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 7 seconds. Scattered

showers.

.MONDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant

period 8 seconds. Scattered showers.

.TUESDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant

period 8 seconds. Scattered showers.



$$



AMZ722-050315-

Anegada Passage Southward to 17N-

1039 AM AST Fri Sep 4 2020



...SMALL CRAFT SHOULD EXERCISE CAUTION...



.REST OF TODAY...East winds 15 to 20 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 7 seconds. Isolated

showers.

.TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 7 seconds. Isolated

showers.

.SATURDAY...East winds 15 to 20 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 7 seconds. Isolated

showers.

.SATURDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 7 seconds. Scattered

showers.

.SUNDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 8 seconds. Isolated

showers.

.MONDAY...East winds around 10 knots. Seas 1 to 3 feet. Dominant

period 8 seconds. Scattered showers.

.TUESDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant

period 8 seconds. Isolated showers.



$$



AMZ725-050315-

Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico out

10 NM-

1039 AM AST Fri Sep 4 2020



.REST OF TODAY...East winds 10 to 15 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 7 seconds. Isolated

showers.

.TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 7 seconds. Scattered

showers.

.SATURDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 7 seconds. Isolated

showers.

.SATURDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 7 seconds. Scattered

showers.

.SUNDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 7 seconds. Scattered

showers.

.MONDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant

period 7 seconds. Scattered showers.

.TUESDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant

period 7 seconds. Scattered showers.



$$



AMZ732-050315-

Caribbean Waters of Puerto Rico from 10 NM to 17N-

1039 AM AST Fri Sep 4 2020



...SMALL CRAFT SHOULD EXERCISE CAUTION...



.REST OF TODAY...East winds 15 to 20 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 7 seconds. Isolated

showers.

.TONIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 7 seconds. Scattered

showers.

.SATURDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with

occasional seas up to 8 feet. Dominant period 7 seconds. Scattered

showers.

.SATURDAY NIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 7 seconds. Scattered

showers.

.SUNDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 7 seconds. Isolated

showers.

.MONDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant

period 8 seconds. Scattered showers.

.TUESDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant

period 8 seconds. Isolated showers.



$$



AMZ735-050315-

Coastal Waters of Southern Puerto Rico out 10 NM-

1039 AM AST Fri Sep 4 2020



...SMALL CRAFT SHOULD EXERCISE CAUTION...



.REST OF TODAY...East winds 15 to 20 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 7 seconds. Scattered

showers.

.TONIGHT...East winds 15 to 20 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 7 seconds. Scattered

showers.

.SATURDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 7 seconds. Isolated

showers.

.SATURDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 7 seconds. Isolated

showers.

.SUNDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant

period 7 seconds. Isolated showers.

.MONDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant

period 7 seconds. Scattered showers.

.TUESDAY...East winds 10 to 15 knots. Seas 2 feet or less.

Dominant period 7 seconds. Isolated showers.



$$



AMZ741-050315-

Mona Passage Southward to 17N-

1039 AM AST Fri Sep 4 2020



.REST OF TODAY...East winds 10 to 15 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 7 seconds. Scattered

showers late in the morning.

.TONIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 7 seconds. Isolated

showers through the night.

.SATURDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with

occasional seas up to 8 feet. Dominant period 7 seconds. Scattered

showers.

.SATURDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 7 seconds. Isolated

showers.

.SUNDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 7 seconds. Isolated

showers.

.MONDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant

period 7 seconds. Isolated showers.

.TUESDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant

period 10 seconds. Isolated showers.



$$



AMZ742-050315-

Coastal Waters of Northwestern Puerto Rico out 10 NM-

1039 AM AST Fri Sep 4 2020



.REST OF TODAY...East winds 5 to 10 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 7 seconds. Isolated

thunderstorms in the afternoon.

.TONIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 7 seconds.

.SATURDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 7 seconds. Scattered

showers.

.SATURDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 7 seconds. Isolated

showers.

.SUNDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant

period 7 seconds. Isolated showers.

.MONDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant

period 10 seconds. Isolated thunderstorms, then isolated showers.

.TUESDAY...East winds 5 to 10 knots. Seas 2 feet or less. Dominant

period 10 seconds. Isolated thunderstorms, then isolated showers.



$$



AMZ745-050315-

Coastal Waters of Southwestern Puerto Rico out 10 NM-

1039 AM AST Fri Sep 4 2020



.REST OF TODAY...East winds 10 to 15 knots. Seas 1 to 3 feet.

Dominant period 7 seconds. Isolated showers.

.TONIGHT...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant

period 7 seconds. Isolated showers.

.SATURDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 7 seconds.

.SATURDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 7 seconds. Isolated

showers.

.SUNDAY...East winds 5 to 10 knots. Seas 2 feet or less. Dominant

period 7 seconds. Isolated showers.

.MONDAY...East winds 5 to 10 knots. Seas 2 feet or less. Dominant

period 10 seconds. Isolated thunderstorms, then isolated showers.

.TUESDAY...East winds 5 to 10 knots. Seas 2 feet or less. Dominant

period 8 seconds. Isolated showers.



$$

