

985 

FZCA52 TJSJ 160800

CWFSJU



Coastal Waters Forecast

National Weather Service San Juan PR

400 AM AST Fri Oct 16 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.



AMZ700-162030-

400 AM AST Fri Oct 16 2020



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

High pressure across the central Atlantic and a broad surface trough

extending across the region from the central and eastern Caribbean 

will maintain light to moderate east to southeast winds across much 

of the region for the next several days. Winds will diminish after 

the passage of a tropical wave today. Showers and thunderstorms are 

expected to continue through at least tonight.



$$



AMZ710-162030-

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

400 AM AST Fri Oct 16 2020



...SMALL CRAFT SHOULD EXERCISE CAUTION...



.TODAY...Southeast winds 15 to 20 knots. Seas 4 to 6 feet with

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

showers in the morning. Isolated thunderstorms through the day.

.TONIGHT...Southeast winds 10 to 15 knots. Seas 4 to 6 feet with

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

thunderstorms through the night. Scattered showers after midnight.

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

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

showers.

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

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

showers.

.TUESDAY...South winds 5 to 10 knots. Seas 5 to 7 feet with

occasional seas up to 9 feet. Dominant period 10 seconds.

Northeast swell 4 to 8 feet. Isolated showers.



$$



AMZ712-162030-

Coastal Waters of Northern Puerto Rico out 10 NM-

400 AM AST Fri Oct 16 2020



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

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

thunderstorms through the day. Scattered showers in the afternoon.

.TONIGHT...Southeast 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 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 5 to 10 knots. Seas 1 to 3 feet. Dominant

period 10 seconds. Isolated showers.

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

Dominant period 10 seconds. Scattered showers.

.TUESDAY...South winds 5 to 10 knots. Seas 5 to 7 feet with

occasional seas up to 9 feet. Dominant period 10 seconds.

Northeast swell 4 to 7 feet. Isolated thunderstorms, then isolated

showers.



$$



AMZ715-162030-

Coastal Waters of Northern USVI and Culebra out 10 NM-

400 AM AST Fri Oct 16 2020



...SMALL CRAFT SHOULD EXERCISE CAUTION...



.TODAY...Southeast winds 15 to 20 knots. Seas 4 to 6 feet with

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

showers and isolated thunderstorms.

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

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

showers and isolated thunderstorms.

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

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

Scattered showers.

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

Dominant period 10 seconds. Isolated showers.

.MONDAY...Northwest winds 5 to 10 knots. Seas 1 to 3 feet.

Dominant period 10 seconds. Scattered showers.

.TUESDAY...South winds 5 to 10 knots. Seas 4 to 6 feet with

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

swell 4 to 7 feet. Isolated thunderstorms, then scattered showers.



$$



AMZ722-162030-

Anegada Passage Southward to 17N-

400 AM AST Fri Oct 16 2020



...SMALL CRAFT SHOULD EXERCISE CAUTION...



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

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

showers and isolated thunderstorms.

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

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

showers and isolated thunderstorms.

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

Dominant period 10 seconds. Isolated showers.

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

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

Scattered showers.

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

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

swell 4 to 7 feet. Scattered showers.



$$



AMZ725-162030-

Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico out

10 NM-

400 AM AST Fri Oct 16 2020



...SMALL CRAFT SHOULD EXERCISE CAUTION...



.TODAY...Southeast winds 15 to 20 knots. Seas 4 to 6 feet with

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

showers and isolated thunderstorms.

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

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

showers and isolated thunderstorms.

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

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

Scattered showers.

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

Dominant period 10 seconds. Isolated showers.

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

Dominant period 8 seconds. Scattered showers.

.TUESDAY...South winds 5 to 10 knots. Seas 2 to 4 feet with

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

Northeast swell 4 to 5 feet. Scattered showers.



$$



AMZ732-162030-

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

400 AM AST Fri Oct 16 2020



...SMALL CRAFT SHOULD EXERCISE CAUTION...



.TODAY...Southeast winds 15 to 20 knots. Seas 3 to 5 feet with

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

showers and isolated thunderstorms.

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

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

showers and isolated thunderstorms.

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

Dominant period 10 seconds. Isolated showers.

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

period 10 seconds. Isolated showers.

.TUESDAY...Southeast 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.



$$



AMZ735-162030-

Coastal Waters of Southern Puerto Rico out 10 NM-

400 AM AST Fri Oct 16 2020



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

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

showers and isolated thunderstorms.

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

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

showers and isolated thunderstorms.

.SATURDAY...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 NIGHT...East winds 10 to 15 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.

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

period 7 seconds. Isolated showers.

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

period 10 seconds. Scattered showers.



$$



AMZ741-162030-

Mona Passage Southward to 17N-

400 AM AST Fri Oct 16 2020



.TODAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet with

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

showers in the morning. Isolated thunderstorms through the day.

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

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

showers in the evening. Isolated thunderstorms through the night.

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

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

showers.

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

Dominant period 10 seconds. Isolated showers.

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

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

swell 4 to 7 feet. Scattered showers.



$$



AMZ742-162030-

Coastal Waters of Northwestern Puerto Rico out 10 NM-

400 AM AST Fri Oct 16 2020



.TODAY...Southeast winds 5 to 10 knots. Seas 1 to 3 feet. Dominant

period 7 seconds. Numerous showers through the day. Isolated

thunderstorms in the afternoon.

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

Dominant period 7 seconds. Isolated showers.

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

afternoon. Seas 1 to 3 feet. Dominant period 7 seconds. Numerous

showers through the day. Isolated thunderstorms in the afternoon.

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

Dominant period 7 seconds. Scattered showers.

.SUNDAY...Northeast winds 5 to 10 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 showers.

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

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

swell around 4 feet. Isolated showers.



$$



AMZ745-162030-

Coastal Waters of Southwestern Puerto Rico out 10 NM-

400 AM AST Fri Oct 16 2020



.TODAY...Southeast winds 10 to 15 knots. Seas 1 to 3 feet.

Dominant period 7 seconds. Scattered showers through the day.

Isolated thunderstorms in the afternoon.

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

period 7 seconds. Isolated thunderstorms in the evening. Numerous

showers through the night.

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

period 7 seconds. Scattered showers through the day. Isolated

thunderstorms in the afternoon.

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

Dominant period 7 seconds. Isolated showers.

.SUNDAY...Northeast 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 11 seconds. Isolated showers.

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

Dominant period 10 seconds. Isolated showers.



$$

