

678 

FZCA52 TJSJ 090145

CWFSJU



Coastal Waters Forecast

National Weather Service San Juan PR

945 PM AST Tue Dec 8 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.



AMZ700-091415-

945 PM AST Tue Dec 8 2020



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

Light to gentle southeast winds are expected to prevail across the 

regional waters through Wednesday. Then, winds are forecast to turn 

from the east to east-northeast as a surface high moves into the 

western Atlantic. Tranquil marine conditions with seas of up to 5 

feet are expected during the next few days. A small northerly swell 

could increase seas slightly by the end of the work week across the 

Atlantic waters.



$$



AMZ710-091415-

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

945 PM AST Tue Dec 8 2020



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

occasional seas up to 6 feet. Dominant period 10 seconds.

Northeast swell around 4 feet. Isolated showers.

.WEDNESDAY...East winds 5 to 10 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 10 seconds. Isolated

showers through the day.

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

occasional seas up to 6 feet. Dominant period 10 seconds. Isolated

showers.

.THURSDAY...East winds 5 to 10 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 10 seconds. Isolated

showers.

.THURSDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 6 feet with

occasional seas up to 8 feet. Dominant period 10 seconds. Isolated

showers.

.FRIDAY...East winds 10 to 15 knots. Seas 4 to 6 feet with

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

showers.

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

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

showers.

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

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

showers.



$$



AMZ712-091415-

Coastal Waters of Northern Puerto Rico out 10 NM-

945 PM AST Tue Dec 8 2020



.REST OF TONIGHT...Southeast winds 5 to 10 knots. Seas 2 to 4 feet

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

Northeast swell around 4 feet.

.WEDNESDAY...Southeast winds 5 to 10 knots backing east in the

afternoon. Seas 2 to 4 feet with occasional seas up to 5 feet.

Dominant period 10 seconds. Isolated showers.

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

occasional seas up to 6 feet. Dominant period 10 seconds.

.THURSDAY...East winds 5 to 10 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 10 seconds. Isolated

showers.

.THURSDAY NIGHT...East winds around 10 knots. Seas 3 to 5 feet

with occasional seas up to 6 feet. Dominant period 10 seconds.

Scattered showers.

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

occasional seas up to 6 feet. Dominant period 9 seconds. Isolated

showers.

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

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

showers.

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

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

showers.



$$



AMZ715-091415-

Coastal Waters of Northern USVI and Culebra out 10 NM-

945 PM AST Tue Dec 8 2020



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

occasional seas up to 5 feet. Dominant period 11 seconds. Isolated

showers.

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

occasional seas up to 5 feet. Dominant period 11 seconds. Isolated

showers.

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

occasional seas up to 5 feet. Dominant period 11 seconds. Isolated

showers.

.THURSDAY...East winds around 10 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 10 seconds. Isolated

showers.

.THURSDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 5 feet

with occasional seas up to 6 feet. Dominant period 10 seconds.

Scattered showers.

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

occasional seas up to 6 feet. Dominant period 10 seconds.

Scattered showers.

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

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

showers.

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

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

showers.



$$



AMZ722-091415-

Anegada Passage Southward to 17N-

945 PM AST Tue Dec 8 2020



.REST OF TONIGHT...Northeast winds 5 to 10 knots. Seas 2 to 4 feet

with occasional seas up to 5 feet. Dominant period 12 seconds.

Isolated showers.

.WEDNESDAY...Southeast winds 5 to 10 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 12 seconds. Isolated

showers.

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

with occasional seas up to 5 feet. Dominant period 12 seconds.

Isolated showers.

.THURSDAY...East winds around 10 knots. Seas 2 to 4 feet with

occasional seas up to 5 feet. Dominant period 12 seconds.

Scattered showers.

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

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

showers.

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

occasional seas up to 6 feet. Dominant period 10 seconds. Isolated

showers.

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

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

showers.

.SUNDAY...East winds around 10 knots. Seas 3 to 5 feet with

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

showers.



$$



AMZ725-091415-

Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico out

10 NM-

945 PM AST Tue Dec 8 2020



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

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

showers through the night.

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

occasional seas up to 5 feet. Dominant period 11 seconds. Isolated

showers.

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

occasional seas up to 5 feet. Dominant period 11 seconds. Isolated

showers.

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

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

Scattered showers.

.THURSDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 4 feet

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

Isolated showers.

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

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

Scattered showers.

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

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

showers.

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

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

showers.



$$



AMZ732-091415-

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

945 PM AST Tue Dec 8 2020



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

occasional seas up to 5 feet. Dominant period 12 seconds. Isolated

showers.

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

occasional seas up to 5 feet. Dominant period 12 seconds. Isolated

showers through the day.

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

occasional seas up to 5 feet. Dominant period 12 seconds.

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

occasional seas up to 5 feet. Dominant period 12 seconds.

Scattered showers.

.THURSDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 4 feet

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

Isolated showers.

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

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

showers.

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

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

showers.



$$



AMZ735-091415-

Coastal Waters of Southern Puerto Rico out 10 NM-

945 PM AST Tue Dec 8 2020



.REST OF TONIGHT...Northeast winds 5 to 10 knots. Seas 2 feet or

less. Dominant period 7 seconds.

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

Dominant period 8 seconds. Isolated showers.

.WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas 2 feet or less.

Dominant period 10 seconds.

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

period 10 seconds. Isolated showers.

.THURSDAY NIGHT...Northeast winds 5 to 10 knots. Seas 1 to 3 feet.

Dominant period 8 seconds. Isolated showers.

.FRIDAY...Northeast winds 10 to 15 knots. Seas 1 to 3 feet.

Dominant period 8 seconds. Isolated showers.

.SATURDAY...Northeast winds 5 to 10 knots. Seas 1 to 3 feet.

Dominant period 7 seconds. Isolated showers.

.SUNDAY...Northeast winds 5 to 10 knots. Seas 1 to 3 feet.

Dominant period 7 seconds. Isolated showers.



$$



AMZ741-091415-

Mona Passage Southward to 17N-

945 PM AST Tue Dec 8 2020



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

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

Southeast swell around 4 feet. Isolated showers through the night.

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

occasional seas up to 5 feet. Dominant period 11 seconds. Isolated

showers.

.WEDNESDAY NIGHT...Northeast winds 5 to 10 knots. Seas 2 to 4 feet

with occasional seas up to 5 feet. Dominant period 12 seconds.

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

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

showers.

.THURSDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 5 feet

with occasional seas up to 6 feet. Dominant period 10 seconds.

Isolated showers.

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

occasional seas up to 6 feet. Dominant period 10 seconds. Isolated

showers.

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

occasional seas up to 6 feet. Dominant period 8 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.



$$



AMZ742-091415-

Coastal Waters of Northwestern Puerto Rico out 10 NM-

945 PM AST Tue Dec 8 2020



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

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

.WEDNESDAY...East winds 5 to 10 knots backing north in the

afternoon. Seas 2 to 4 feet with occasional seas up to 5 feet.

Dominant period 10 seconds. Isolated showers through the day.

.WEDNESDAY NIGHT...Northeast winds 5 to 10 knots. Seas 2 to 4 feet

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

Isolated showers.

.THURSDAY...East winds 5 to 10 knots backing north in the

afternoon. Seas 2 to 4 feet with occasional seas up to 5 feet.

Dominant period 10 seconds.

.THURSDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 5 feet

with occasional seas up to 6 feet. Dominant period 10 seconds.

Isolated showers.

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

occasional seas up to 6 feet. Dominant period 10 seconds. Isolated

showers.

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

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

showers.

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

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

showers.



$$



AMZ745-091415-

Coastal Waters of Southwestern Puerto Rico out 10 NM-

945 PM AST Tue Dec 8 2020



.REST OF TONIGHT...East winds 5 to 10 knots. Seas 2 feet or less.

Dominant period 10 seconds.

.WEDNESDAY...Southeast winds 5 to 10 knots. Seas 2 feet or less.

Dominant period 10 seconds. Isolated showers.

.WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 3 feet.

Dominant period 10 seconds.

.THURSDAY...Southeast winds 5 to 10 knots. Seas 1 to 3 feet.

Dominant period 10 seconds.

.THURSDAY NIGHT...Northeast winds 5 to 10 knots. Seas 2 to 4 feet

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

Isolated showers.

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

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

showers.

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

period 8 seconds. Isolated showers.

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

period 7 seconds. Isolated showers.



$$

