Coastal Waters Forecast
Issued by NWS San Juan, PR

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FZCA52 TJSJ 230840
CWFSJU

Coastal Waters Forecast
National Weather Service San Juan PR
Issued by National Weather Service MIAMI FL
400 AM AST Sat Sep 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.

AMZ700-232045-
400 AM AST Sat Sep 23 2017

.SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS...
Southeast winds will continue through Monday before becoming more
easterly Tuesday. Showers and scattered thunderstorms with heavy
rain and locally higher wind gusts and waves are possible through
this weekend.

$$

AMZ710-232045-
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
400 AM AST Sat Sep 23 2017

...Small Craft should exercise caution...

.TODAY...Southeast winds 10 to 15 knots. Seas 5 to 7 feet with
occasional seas up to 8 feet. Dominant Period 11 seconds. Northwest
swell 4 to 6 feet. Scattered showers and isolated thunderstorms.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 5 to 7 feet with
occasional seas up to 8 feet. Dominant Period 11 seconds. Northwest
swell 4 to 6 feet. Scattered showers and isolated thunderstorms.
.SUNDAY...Southeast winds 10 to 15 knots. Seas 5 to 7 feet with
occasional seas up to 8 feet. Dominant Period 11 seconds. Northwest
swell 4 to 6 feet. Scattered showers and isolated thunderstorms.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 12 seconds. Northwest
swell 4 to 5 feet. Scattered showers and isolated thunderstorms.
.MONDAY...East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 12 seconds. Northwest
swell 4 to 5 feet. Scattered showers and isolated thunderstorms.
.TUESDAY...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 13 seconds.
Northwest swell 5 to 6 feet. Scattered showers and isolated
thunderstorms.
.WEDNESDAY...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 12 seconds.
Northwest swell 4 to 6 feet. Scattered showers and isolated
thunderstorms.

$$

AMZ712-232045-
Coastal Waters of Northern Puerto Rico out 10 NM-
400 AM AST Sat Sep 23 2017

.TODAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 10 seconds.
Northwest swell around 4 feet. Scattered showers and isolated
thunderstorms.
.TONIGHT...Southeast winds 5 to 10 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 11 seconds.
Northwest swell 4 to 5 feet. Scattered showers and isolated
thunderstorms.
.SUNDAY...Southeast winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 11 seconds.
Northwest swell 4 to 5 feet. Scattered showers and isolated
thunderstorms.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet. Dominant Period 11 seconds.
Northwest swell 4 to 5 feet. Scattered showers and isolated
thunderstorms.
.MONDAY...Southeast winds 5 to 10 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 12 seconds.
Northwest swell 4 to 5 feet. Scattered showers and isolated
thunderstorms.
.TUESDAY...East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 12 seconds.
Northwest swell 4 to 5 feet. Scattered showers and isolated
thunderstorms.
.WEDNESDAY...East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 12 seconds.
Northwest swell 4 to 5 feet. Scattered showers and isolated
thunderstorms.

$$

AMZ715-232045-
Coastal Waters of Northern USVI and Culebra out 10 NM-
400 AM AST Sat Sep 23 2017

.TODAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 11 seconds.
Northwest swell around 4 feet. Scattered 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 10 seconds.
Northwest swell around 4 feet. Scattered showers and isolated
thunderstorms.
.SUNDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 11 seconds.
Northwest swell around 4 feet. Scattered showers and isolated
thunderstorms.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet. Dominant Period 11 seconds.
Northwest swell around 4 feet. Numerous showers and isolated
thunderstorms.
.MONDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 11 seconds.
Northwest swell around 4 feet. Scattered showers and isolated
thunderstorms.
.TUESDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 12 seconds.
Northwest swell 4 to 5 feet. Scattered showers and isolated
thunderstorms.
.WEDNESDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 11 seconds.
Northwest swell 4 to 5 feet. Scattered showers and isolated
thunderstorms.

$$

AMZ722-232045-
Anegada Passage Southward to 17N-
400 AM AST Sat Sep 23 2017

.TODAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 10 seconds. East
swell around 4 feet. Scattered 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 10 seconds.
Southeast swell around 4 feet shifting to the north after
midnight. Scattered showers and isolated thunderstorms.
.SUNDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 11 seconds. North
swell around 4 feet. Scattered showers and isolated thunderstorms.
.SUNDAY NIGHT...Southeast winds around 10 knots. Seas 2 to 4 feet
with occasional seas up to 5 feet. Dominant Period 10 seconds.
Northwest swell around 4 feet in the evening. Numerous showers and
isolated thunderstorms.
.MONDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 10 seconds.
Scattered showers and isolated thunderstorms.
.TUESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 12 seconds.
Northeast swell around 4 feet. Scattered showers. Isolated
thunderstorms.
.WEDNESDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 12 seconds. North
swell 4 to 5 feet. Scattered showers and isolated thunderstorms.

$$

AMZ725-232045-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico out
10 NM-
400 AM AST Sat Sep 23 2017

.TODAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 11 seconds.
Scattered showers and isolated thunderstorms.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 11 seconds.
Scattered showers and isolated thunderstorms.
.SUNDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 11 seconds.
Scattered showers and isolated thunderstorms.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 4 feet
with occasional seas up to 5 feet. Dominant Period 10 seconds.
Scattered showers and isolated thunderstorms.
.MONDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant
Period 11 seconds. Scattered showers and isolated thunderstorms.
.TUESDAY...East winds 15 to 20 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 12 seconds.
Southeast swell around 4 feet. Scattered showers and isolated
thunderstorms.
.WEDNESDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 11 seconds. North
swell around 4 feet. Scattered showers and isolated thunderstorms.

$$

AMZ732-232045-
Caribbean Waters of Puerto Rico from 10 NM to 17N-
400 AM AST Sat Sep 23 2017

...Small Craft should exercise caution...

.TODAY...Southeast winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 11 seconds.
Northeast swell 4 to 5 feet. Scattered 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 11 seconds. East
swell 4 to 5 feet. Scattered showers and isolated thunderstorms.
.SUNDAY...Southeast winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 11 seconds. East
swell 4 to 5 feet. Scattered showers and isolated thunderstorms.
.SUNDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 11 seconds.
Southeast swell 4 to 5 feet. Scattered showers and isolated
thunderstorms.
.MONDAY...East winds 10 to 15 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 and isolated thunderstorms.
.TUESDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 12 seconds.
Northeast swell 4 to 6 feet. Scattered showers and isolated
thunderstorms.
.WEDNESDAY...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 12 seconds. North
swell 4 to 6 feet. Scattered showers and isolated thunderstorms.

$$

AMZ735-232045-
Coastal Waters of Southern Puerto Rico out 10 NM-
400 AM AST Sat Sep 23 2017

.TODAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 11 seconds. South
swell around 4 feet. Scattered 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 11 seconds.
Southeast swell around 4 feet. Scattered showers and isolated
thunderstorms.
.SUNDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 11 seconds.
Southeast swell around 4 feet. Scattered showers and isolated
thunderstorms.
.SUNDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 11 seconds.
Southeast swell around 4 feet. Scattered showers and isolated
thunderstorms.
.MONDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 11 seconds.
Southeast swell around 4 feet. Scattered showers and isolated
thunderstorms.
.TUESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 12 seconds.
Southeast swell 4 to 5 feet. Scattered showers and isolated
thunderstorms.
.WEDNESDAY...East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 11 seconds.
Southeast swell 4 to 5 feet. Scattered showers. Isolated
thunderstorms.

$$

AMZ741-232045-
Mona Passage Southward to 17N-
400 AM AST Sat Sep 23 2017

...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 11 seconds. North
swell 4 to 5 feet. Numerous showers and isolated thunderstorms.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 11 seconds. North
swell 4 to 5 feet. Scattered showers and isolated thunderstorms.
.SUNDAY...Southeast winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 12 seconds. North
swell 4 to 5 feet. Scattered showers and isolated thunderstorms.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 4 to 6 feet
with occasional seas up to 8 feet. Dominant Period 12 seconds.
North swell 4 to 5 feet. Scattered showers and isolated
thunderstorms.
.MONDAY...Southeast winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 12 seconds.
Northwest swell 4 to 5 feet. Scattered showers and isolated
thunderstorms.
.TUESDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 13 seconds. North
swell 4 to 6 feet. Scattered showers. Isolated thunderstorms.
.WEDNESDAY...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 11 seconds. North
swell 4 to 6 feet. Isolated thunderstorms.

$$

AMZ742-232045-
Coastal Waters OF Northwestern Puerto Rico out 10 NM-
400 AM AST Sat Sep 23 2017

...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 11 seconds.
Northwest swell around 4 feet. Scattered 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 11 seconds.
Northwest swell around 4 feet. Scattered showers and isolated
thunderstorms.
.SUNDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 12 seconds.
Northwest swell 4 to 5 feet. Scattered showers and isolated
thunderstorms.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet. Dominant Period 11 seconds.
Northwest swell around 4 feet. Scattered showers and isolated
thunderstorms.
.MONDAY...Southeast winds 5 to 10 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 12 seconds.
Northwest swell 4 to 5 feet. Scattered showers and isolated
thunderstorms.
.TUESDAY...East winds 5 to 10 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 13 seconds.
Northwest swell 4 to 5 feet. Scattered showers. Isolated
thunderstorms.
.WEDNESDAY...East winds 5 to 10 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 12 seconds. North
swell 4 to 5 feet. Scattered showers and isolated thunderstorms.

$$

AMZ745-232045-
Coastal Waters OF Southwestern Puerto Rico out 10 NM-
400 AM AST Sat Sep 23 2017

...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 11 seconds.
Northwest swell around 4 feet. 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 11 seconds.
Northwest swell around 4 feet. Scattered showers and isolated
thunderstorms.
.SUNDAY...Southeast winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 12 seconds.
Northwest swell around 4 feet. Scattered showers and isolated
thunderstorms.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet. Dominant Period 11 seconds.
Northwest swell around 4 feet. Scattered showers and isolated
thunderstorms.
.MONDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 13 seconds.
Northwest swell around 4 feet. Scattered showers and isolated
thunderstorms.
.TUESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 12 seconds.
Northwest swell 4 to 5 feet. Scattered showers. Isolated
thunderstorms.
.WEDNESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 11 seconds.
Northwest swell around 4 feet. Isolated thunderstorms.

$$


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