Coastal Waters Forecast
Issued by NWS San Juan, PR

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FZCA52 TJSJ 110804
CWFSJU

Coastal Waters Forecast
National Weather Service San Juan PR
404 AM AST Mon Dec 11 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.

AMZ700-112115-
404 AM AST Mon Dec 11 2017

.SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS...
Seas will continue to subside today. A surface high pressure across
the north central Atlantic will maintain moderate easterly trade wind
flow across the local waters.

$$

AMZ710-112115-
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
404 AM AST Mon Dec 11 2017

...Small Craft should exercise caution...

.TODAY...Northeast winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 10 seconds.
Northeast swell around 4 Feet. Isolated showers.
.TONIGHT...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.
.TUESDAY...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.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet. Dominant Period 8 seconds.
North swell around 4 feet in the evening. 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.
Northeast swell around 4 feet. Isolated showers.
.THURSDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 11 seconds.
Northeast swell 4 to 5 feet. Isolated showers.
.FRIDAY...East winds 10 to 15 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 10 seconds.
Northwest swell 4 to 6 feet. Isolated showers.

$$

AMZ712-112115-
Coastal Waters of Northern Puerto Rico out 10 NM-
404 AM AST Mon Dec 11 2017

.TODAY...Northeast 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. Scattered showers.
.TONIGHT...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.
.TUESDAY...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.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet. Dominant Period 9 seconds.
Isolated showers.
.WEDNESDAY...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...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 11 seconds.
Northeast swell around 4 feet. Isolated showers.
.FRIDAY...East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 10 seconds.
Northwest swell 4 to 5 feet. Isolated showers.

$$

AMZ715-112115-
Coastal Waters of Northern USVI and Culebra out 10 NM-
404 AM AST Mon Dec 11 2017

.TODAY...Northeast 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.
.TONIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 11 seconds.
Northeast swell around 4 feet. Isolated showers.
.TUESDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 11 seconds.
Northeast swell around 4 feet. Isolated showers.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 4 feet
with occasional seas up to 5 feet. Dominant Period 10 seconds.
Isolated showers.
.WEDNESDAY...Southeast 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 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 11 seconds. North
swell around 4 feet. 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.
Northwest swell 4 to 5 feet. Isolated showers.

$$

AMZ722-112115-
Anegada Passage Southward to 17N-
404 AM AST Mon Dec 11 2017

...Small Craft should exercise caution...

.TODAY...Northeast winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 10 seconds.
Northeast swell 4 to 5 feet. Scattered showers.
.TONIGHT...East winds around 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.
.TUESDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 11 seconds.
Northeast swell around 4 feet. Isolated showers.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 10 seconds. Isolated
showers.
.WEDNESDAY...East 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. Isolated showers.
.THURSDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 11 seconds.
Northeast swell around 4 feet. Isolated showers.
.FRIDAY...East 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. Isolated showers.

$$

AMZ725-112115-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico out
10 NM-
404 AM AST Mon Dec 11 2017

.TODAY...Northeast 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.
.TONIGHT...Northeast winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 11 seconds. Isolated
showers.
.TUESDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 11 seconds. Isolated
showers.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 4 feet
with occasional seas up to 5 feet. Dominant Period 10 seconds.
Isolated showers.
.WEDNESDAY...Southeast 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 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 11 seconds. Isolated
showers.
.FRIDAY...Northeast winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 11 seconds. East
swell around 4 feet. Isolated showers.

$$

AMZ732-112115-
Caribbean Waters of Puerto Rico from 10 NM to 17N-
404 AM AST Mon Dec 11 2017

...Small Craft should exercise caution...

.TODAY...Northeast winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 10 seconds. East
swell 4 to 5 feet. Isolated showers.
.TONIGHT...Northeast winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 11 seconds. East
swell around 4 feet. Isolated showers.
.TUESDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 11 seconds.
Northeast swell around 4 Feet. Isolated showers.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 10 seconds. Isolated
showers.
.WEDNESDAY...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...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 11 seconds. Isolated
showers.
.FRIDAY...Northeast 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. Isolated showers.

$$

AMZ735-112115-
Coastal Waters of Southern Puerto Rico out 10 NM-
404 AM AST Mon Dec 11 2017

.TODAY...Northeast winds 5 to 10 knots. Seas 1 to 3 feet. Dominant
Period 7 seconds.
.TONIGHT...Northeast winds 5 to 10 knots. Seas 1 to 3 feet.
Dominant Period 7 seconds. Isolated showers through the night.
.TUESDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant
Period 8 seconds. Isolated showers.
.TUESDAY NIGHT...Northeast winds 5 to 10 knots. Seas 1 to 3 feet.
Dominant Period 8 seconds. Isolated showers.
.WEDNESDAY...Northeast winds 5 to 10 knots. Seas 2 feet or less.
Dominant Period 10 seconds. Isolated showers.
.THURSDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant
Period 8 seconds. Isolated showers.
.FRIDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 10 seconds. Isolated
showers.

$$

AMZ741-112115-
Mona Passage Southward to 17N-
404 AM AST Mon Dec 11 2017

.TODAY...Northeast 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.
.TONIGHT...Northeast winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 11 seconds. East
swell around 4 feet. Isolated showers through the night.
.TUESDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 11 seconds.
Northeast swell around 4 Feet. Isolated showers.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 10 seconds. Isolated
showers.
.WEDNESDAY...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...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 11 seconds. North
swell around 4 feet. Isolated showers.
.FRIDAY...East 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. Isolated showers.

$$

AMZ742-112115-
Coastal Waters OF Northwestern Puerto Rico out 10 NM-
404 AM AST Mon Dec 11 2017

.TODAY...Northeast winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant Period 10 seconds.
Northeast swell around 4 feet.
.TONIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 11 seconds.
Northeast swell around 4 feet. Isolated showers.
.TUESDAY...East winds 5 to 10 knots backing northwest in the
afternoon. Seas 2 to 4 feet with occasional seas up to 5 feet.
Dominant Period 10 seconds. Isolated showers through the day.
.TUESDAY NIGHT...North winds 5 to 10 knots veering east after
midnight. Seas 2 to 4 feet with occasional seas up to 5 feet.
Dominant Period 8 seconds. Isolated showers.
.WEDNESDAY...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 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant Period 10 seconds. North
swell around 4 feet. 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. North
swell around 4 feet. Isolated showers.

$$

AMZ745-112115-
Coastal Waters OF Southwestern Puerto Rico out 10 NM-
404 AM AST Mon Dec 11 2017

.TODAY...Northeast winds 5 to 10 knots. Seas 1 to 3 feet. Dominant
Period 10 seconds.
.TONIGHT...Northeast winds 5 to 10 knots. Seas 1 to 3 feet.
Dominant Period 10 seconds. Isolated showers.
.TUESDAY...East winds 5 to 10 knots veering south in the
afternoon. Seas 2 feet or less. Dominant Period 10 seconds.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 3 feet.
Dominant Period 8 seconds. Isolated showers.
.WEDNESDAY...Northeast winds 5 to 10 knots. Seas 1 to 3 feet.
Dominant Period 8 seconds. Isolated showers.
.THURSDAY...East winds 5 to 10 knots. Seas 2 feet or less.
Dominant Period 11 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.

$$



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