Coastal Waters Forecast
Issued by NWS San Juan, PR

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
818
FZCA52 TJSJ 231457
CWFSJU

Coastal Waters Forecast
National Weather Service San Juan PR
1057 AM AST Thu Nov 23 2017

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.

AMZ700-240330-
1057 AM AST Thu Nov 23 2017

.SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS...
Light to moderate easterly winds expected across the local waters.
High pressure north of the area will continue to move into the
central Atlantic Ocean through Friday while weakening. Seas will
fall below 7 feet tonight across the offshore Atlantic waters.

$$

AMZ710-240330-
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
1057 AM AST Thu Nov 23 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM AST THIS Afternoon...

.REST OF TODAY...East winds 5 to 10 knots. Seas subsiding 4 to 7
feet with occasional seas up to 8 feet. Dominant Period 10 seconds.
Scattered showers.
.TONIGHT...East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 9 seconds. Scattered
showers.
.FRIDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 8 seconds. Scattered
showers.
.FRIDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 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 12 seconds. Isolated
showers.
.SUNDAY...East winds 5 to 10 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 13 seconds.
Northeast swell around 4 feet. Isolated showers.
.MONDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 11 seconds.
Northeast swell around 4 feet. Isolated showers.

$$

AMZ712-240330-
Coastal Waters of Northern Puerto Rico out 10 NM-
1057 AM AST Thu Nov 23 2017

.REST OF TODAY...Northeast winds 5 to 10 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet. Dominant Period 10 seconds.
Scattered showers.
.TONIGHT...East winds 5 to 10 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 9 seconds. Scattered
showers.
.FRIDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 8 seconds. Scattered
showers.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet
with occasional seas up to 6 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 12 seconds. Isolated
showers.
.SUNDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 13 seconds.
Northeast swell around 4 feet. Isolated showers.
.MONDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 12 seconds. Isolated
showers.

$$

AMZ715-240330-
Coastal Waters of Northern USVI and Culebra out 10 NM-
1057 AM AST Thu Nov 23 2017

...Small Craft should exercise caution...

.REST OF TODAY...East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 10 seconds.
Scattered showers.
.TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 8 seconds. Scattered
showers.
.FRIDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 8 seconds. Scattered
showers.
.FRIDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 8 seconds. Scattered
showers.
.SATURDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 12 seconds.
Scattered showers.
.SUNDAY...East winds around 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 12 seconds.
Scattered showers.
.MONDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant
Period 11 seconds. Isolated showers.

$$

AMZ722-240330-
Anegada Passage Southward to 17N-
1057 AM AST Thu Nov 23 2017

...Small Craft should exercise caution...

.REST OF TODAY...East winds around 10 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 9 seconds. Scattered
showers.
.TONIGHT...East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 8 seconds. Scattered
showers.
.FRIDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 8 seconds. Scattered
showers.
.FRIDAY 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.
.SATURDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 12 seconds.
Scattered showers.
.SUNDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 13 seconds. North
swell around 4 feet. Isolated showers.
.MONDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 12 seconds.
Northeast swell around 4 feet. Isolated showers.

$$

AMZ725-240330-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico out
10 NM-
1057 AM AST Thu Nov 23 2017

...Small Craft should exercise caution...

.REST OF TODAY...East winds 5 to 10 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 10 seconds.
Scattered showers.
.TONIGHT...East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 8 seconds. Scattered
showers.
.FRIDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 8 seconds. Scattered
showers.
.FRIDAY 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.
.SATURDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 12 seconds.
Scattered showers.
.SUNDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 12 seconds.
Scattered showers.
.MONDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant
Period 11 seconds. Isolated showers.

$$

AMZ732-240330-
Caribbean Waters of Puerto Rico from 10 NM to 17N-
1057 AM AST Thu Nov 23 2017

.REST OF TODAY...East winds 5 to 10 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 10 seconds.
Scattered showers.
.TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 8 seconds. Scattered
showers.
.FRIDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 8 seconds. Scattered
showers.
.FRIDAY 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.
.SATURDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 12 seconds.
Scattered showers.
.SUNDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 12 seconds. Isolated
showers.
.MONDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 11 seconds. Isolated
showers.

$$

AMZ735-240330-
Coastal Waters of Southern Puerto Rico out 10 NM-
1057 AM AST Thu Nov 23 2017

.REST OF TODAY...Southeast winds 10 to 15 knots. Seas 1 to 3 feet.
Dominant Period 10 seconds. Isolated showers.
.TONIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 8 seconds. Scattered
showers.
.FRIDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 8 seconds. Scattered
showers.
.FRIDAY 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.
.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 10 to 15 knots. Seas 1 to 3 feet. Dominant
Period 7 seconds. Isolated showers.
.MONDAY...East winds 10 to 15 knots. Seas 2 feet or less. Dominant
Period 7 seconds. Isolated showers.

$$

AMZ741-240330-
Mona Passage Southward to 17N-
1057 AM AST Thu Nov 23 2017

.REST OF TODAY...Northeast winds 5 to 10 knots. Seas 2 to 4 feet
with occasional seas up to 5 feet. Dominant Period 10 seconds.
.TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 8 seconds. Scattered
showers.
.FRIDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 8 seconds. Scattered
showers.
.FRIDAY 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.
.SATURDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 12 seconds. Isolated
showers.
.SUNDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 12 seconds.
Scattered showers.
.MONDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 11 seconds. Isolated
showers.

$$

AMZ742-240330-
Coastal Waters OF Northwestern Puerto Rico out 10 NM-
1057 AM AST Thu Nov 23 2017

.REST OF TODAY...Northeast winds 5 to 10 knots. Seas 2 to 4 feet
with occasional seas up to 5 feet. Dominant Period 10 seconds.
.TONIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 8 seconds. Isolated
showers.
.FRIDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 11 seconds.
Scattered showers through the day. Isolated thunderstorms in the
afternoon.
.FRIDAY 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.
.SATURDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 12 seconds.
Scattered showers and isolated thunderstorms.
.SUNDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 12 seconds. Isolated
showers.
.MONDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant
Period 11 seconds. Isolated showers.

$$

AMZ745-240330-
Coastal Waters OF Southwestern Puerto Rico out 10 NM-
1057 AM AST Thu Nov 23 2017

.REST OF TODAY...Northeast winds 5 to 10 knots veering south in
the afternoon. Seas 1 to 3 feet. Dominant Period 10 seconds.
Isolated thunderstorms in the afternoon.
.TONIGHT...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant
Period 8 seconds. Isolated showers.
.FRIDAY...Southeast winds 10 to 15 knots. Seas 1 to 3 feet.
Dominant Period 8 seconds. Scattered showers.
.FRIDAY NIGHT...East winds 10 to 15 knots. Seas 1 to 3 feet.
Dominant Period 11 seconds. Isolated showers.
.SATURDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant
Period 12 seconds. Isolated showers.
.SUNDAY...East winds 10 to 15 knots. Seas 2 feet or less. Dominant
Period 12 seconds. Isolated showers.
.MONDAY...East winds 10 to 15 knots. Seas 2 feet or less. Dominant
Period 8 seconds. Isolated showers.

$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.