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FZCA52 TJSJ 081959

CWFSJU



Coastal Waters Forecast

National Weather Service San Juan PR

359 PM AST Tue Sep 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.



AMZ700-090830-

359 PM AST Tue Sep 8 2020



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

Tropical moisture associated with a weak tropical wave pulling away 

from the region will continue to bring showers and isolated 

thunderstorms to the local waters, especially in western portions. 

Seas will remain relatively tranquil across the local waters, and 

gentle to moderate easterly winds will continue. Increasing seas 

beginning Thursday may become hazardous by Friday or Friday night, 

due to a northeasterly swell.



$$



AMZ710-090830-

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

359 PM AST Tue Sep 8 2020



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

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

showers.

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

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

showers.

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

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

Scattered showers.

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

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

showers through the day.

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

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

Isolated showers.

.FRIDAY...Northeast winds 5 to 10 knots. Seas 5 to 7 feet with

occasional seas up to 9 feet. Dominant period 11 seconds. East

swell 4 to 7 feet. Scattered showers.

.SATURDAY...East winds 5 to 10 knots. Seas 5 to 7 feet with

occasional seas up to 9 feet. Dominant period 11 seconds.

Northeast swell 4 to 6 feet. Scattered showers.

.SUNDAY...Southeast winds 5 to 10 knots. Seas 4 to 6 feet with

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

showers.



$$



AMZ712-090830-

Coastal Waters of Northern Puerto Rico out 10 NM-

359 PM AST Tue Sep 8 2020



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

period 7 seconds. Numerous showers.

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

period 7 seconds. Scattered showers.

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

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

Isolated showers.

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

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

showers.

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

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

Scattered showers.

.FRIDAY...Northeast 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. Scattered showers.

.SATURDAY...East winds 5 to 10 knots. Seas 4 to 6 feet with

occasional seas up to 8 feet. Dominant period 11 seconds.

Northeast swell 4 to 5 feet. Isolated showers.

.SUNDAY...Southeast winds 5 to 10 knots. Seas 4 to 6 feet with

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

Scattered showers.



$$



AMZ715-090830-

Coastal Waters of Northern USVI and Culebra out 10 NM-

359 PM AST Tue Sep 8 2020



.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.

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

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

showers through the day.

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

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

Scattered showers.

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

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

Scattered showers.

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

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

Isolated showers.

.FRIDAY...Northeast winds 5 to 10 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 11 seconds.

Northeast swell 4 to 5 feet. Scattered showers.

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

occasional seas up to 6 feet. Dominant period 11 seconds.

Northeast swell around 4 feet. Isolated showers.

.SUNDAY...Southeast winds 5 to 10 knots. Seas 3 to 5 feet with

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

showers.



$$



AMZ722-090830-

Anegada Passage Southward to 17N-

359 PM AST Tue Sep 8 2020



.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.

.WEDNESDAY...East winds 10 to 15 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 10 to 15 knots. Seas 3 to 5 feet

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

Isolated showers.

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

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

showers.

.THURSDAY 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 through the night.

.FRIDAY...North winds 5 to 10 knots. Seas 4 to 6 feet with

occasional seas up to 8 feet. Dominant period 11 seconds.

Northeast swell 4 to 6 feet. Isolated showers.

.SATURDAY...East winds 5 to 10 knots. Seas 4 to 6 feet with

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

showers.

.SUNDAY...Southeast winds 5 to 10 knots. Seas 3 to 5 feet with

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

showers.



$$



AMZ725-090830-

Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico out

10 NM-

359 PM AST Tue Sep 8 2020



.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.

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

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

showers.

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

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

Scattered showers.

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

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

Scattered showers.

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

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

Isolated showers.

.FRIDAY...North winds 5 to 10 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 11 seconds. East

swell 4 to 5 feet. Scattered showers.

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

occasional seas up to 6 feet. Dominant period 11 seconds. East

swell 4 to 5 feet. Isolated showers.

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

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

showers.



$$



AMZ732-090830-

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

359 PM AST Tue Sep 8 2020



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

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

showers.

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

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

Isolated showers.

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

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

showers.

.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...Northeast winds 5 to 10 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 11 seconds. East

swell around 4 feet. Isolated showers.

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

occasional seas up to 6 feet. Dominant period 11 seconds.

Northeast swell around 4 feet. Isolated showers.

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

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

showers.



$$



AMZ735-090830-

Coastal Waters of Southern Puerto Rico out 10 NM-

359 PM AST Tue Sep 8 2020



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

period 10 seconds. Scattered showers.

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

period 7 seconds. Isolated showers through the day.

.WEDNESDAY NIGHT...East winds 10 to 15 knots. Seas 1 to 3 feet.

Dominant period 7 seconds. Isolated showers through the night.

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

period 10 seconds. Scattered showers through the day. Isolated

thunderstorms in the afternoon.

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

Dominant period 10 seconds. Isolated showers.

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

Dominant period 10 seconds. Scattered showers.

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

period 11 seconds. Isolated showers.

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

Dominant period 10 seconds. Isolated showers.



$$



AMZ741-090830-

Mona Passage Southward to 17N-

359 PM AST Tue Sep 8 2020



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

period 10 seconds. Isolated showers.

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

period 7 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 7 seconds.

Isolated showers.

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

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

showers.

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

Dominant period 10 seconds. Isolated showers through the night.

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

Dominant period 10 seconds. Scattered showers.

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

occasional seas up to 6 feet. Dominant period 11 seconds.

Northeast swell around 4 feet. Isolated showers.

.SUNDAY...Southeast winds 5 to 10 knots. Seas 3 to 5 feet with

occasional seas up to 6 feet. Dominant period 11 seconds.

Northeast swell around 4 feet. Isolated showers.



$$



AMZ742-090830-

Coastal Waters of Northwestern Puerto Rico out 10 NM-

359 PM AST Tue Sep 8 2020



.TONIGHT...Northeast winds 5 to 10 knots veering east after

midnight. Seas 2 feet or less. Dominant period 10 seconds.

Isolated showers through the night.

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

Dominant period 8 seconds. Isolated thunderstorms in the

afternoon.

.WEDNESDAY NIGHT...East winds 10 to 15 knots. Seas 1 to 3 feet.

Dominant period 7 seconds. Isolated showers through the night.

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

period 7 seconds. Isolated showers in the morning.

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

Dominant period 7 seconds. Isolated showers.

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

Dominant period 8 seconds. Isolated showers.

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

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

showers.

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

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

showers.



$$



AMZ745-090830-

Coastal Waters of Southwestern Puerto Rico out 10 NM-

359 PM AST Tue Sep 8 2020



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

period 10 seconds. Isolated showers through the night.

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

Dominant period 8 seconds.

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

Dominant period 8 seconds. Isolated showers.

.THURSDAY...East winds 5 to 10 knots veering south in the

afternoon. Seas 2 feet or less. Dominant period 10 seconds.

Isolated thunderstorms in the afternoon.

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

less. Dominant period 10 seconds. Isolated showers through the

night.

.FRIDAY...Northeast winds 5 to 10 knots. Seas 2 feet or less.

Dominant period 10 seconds. Scattered showers.

.SATURDAY...East winds 5 to 10 knots. Seas 1 foot or less.

Dominant period 10 seconds. Scattered showers.

.SUNDAY...Southeast winds 5 to 10 knots. Seas 1 foot or less.

Dominant period 8 seconds. Isolated showers.



$$

