Coastal Waters Forecast
Issued by NWS San Juan, PR

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000
FZCA52 TJSJ 230812
CWFSJU

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE SAN JUAN PR
412 AM AST TUE MAY 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.

AMZ700-232030-
412 AM AST TUE MAY 23 2017

.SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS...
A SURFACE HIGH PRESSURE OVER THE WESTERN ATLANTIC WILL GRADUALLY
BUILD AND EXPAND EASTWARD OVER THE CENTRAL ATLANTIC BY WEDNESDAY. AS
A RESULT...WINDS AND SEAS ARE EXPECTED TO SLIGHTLY INCREASE BY
WEDNESDAY.

$$

AMZ710-232030-
ATLANTIC WATERS OF PUERTO RICO AND USVI FROM 10 NM TO 19.5N-
412 AM AST TUE MAY 23 2017

.TODAY...EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
SHOWERS.
.TONIGHT...EAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
SHOWERS.
.WEDNESDAY...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 5 FEET. ISOLATED SHOWERS.
.WEDNESDAY NIGHT...EAST WINDS 15 TO 20 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.
.THURSDAY...EAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. DOMINANT PERIOD 10 SECONDS. NORTH
SWELL 4 TO 5 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. SCATTERED SHOWERS.
.SATURDAY...EAST 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. ISOLATED SHOWERS.

$$

AMZ712-232030-
COASTAL WATERS OF NORTHERN PUERTO RICO OUT 10 NM-
412 AM AST TUE MAY 23 2017

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TODAY...EAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
SHOWERS.
.TONIGHT...EAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
SHOWERS.
.WEDNESDAY...EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. DOMINANT PERIOD 11 SECONDS.
NORTHEAST SWELL 4 TO 5 FEET IN THE AFTERNOON. ISOLATED SHOWERS.
.WEDNESDAY NIGHT...EAST WINDS 15 TO 20 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.
.THURSDAY...EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. DOMINANT PERIOD 10 SECONDS. NORTH
SWELL 4 TO 5 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.
NORTHEAST SWELL AROUND 4 FEET. ISOLATED SHOWERS.
.SATURDAY...EAST WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 10 SECONDS.
SCATTERED SHOWERS.

$$

AMZ715-232030-
COASTAL WATERS OF NORTHERN USVI AND CULEBRA OUT 10 NM-
412 AM AST TUE MAY 23 2017

.TODAY...EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
SHOWERS THROUGH THE DAY.
.TONIGHT...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...EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 12 SECONDS. NORTH
SWELL AROUND 4 FEET. ISOLATED SHOWERS.
.WEDNESDAY NIGHT...EAST 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. 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. 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.
SCATTERED SHOWERS.
.SATURDAY...EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 10 SECONDS.
SCATTERED SHOWERS.

$$

AMZ722-232030-
ANEGADA PASSAGE SOUTHWARD TO 17N-
412 AM AST TUE MAY 23 2017

.TODAY...EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
SHOWERS.
.TONIGHT...EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
SHOWERS.
.WEDNESDAY...EAST 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. ISOLATED SHOWERS.
.WEDNESDAY NIGHT...EAST 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. 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. NORTH
SWELL 4 TO 5 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. SCATTERED SHOWERS.
.SATURDAY...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. SCATTERED SHOWERS.

$$

AMZ725-232030-
COASTAL WATERS OF SOUTHERN USVI VIEQUES AND EASTERN PUERTO RICO OUT
10 NM-
412 AM AST TUE MAY 23 2017

.TODAY...EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
SHOWERS.
.TONIGHT...EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
SHOWERS.
.WEDNESDAY...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 IN THE AFTERNOON. ISOLATED SHOWERS.
.WEDNESDAY NIGHT...EAST 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.
.THURSDAY...EAST 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. ISOLATED SHOWERS.
.FRIDAY...EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 10 SECONDS.
SCATTERED SHOWERS.
.SATURDAY...EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 10 SECONDS.
SCATTERED SHOWERS.

$$

AMZ732-232030-
CARIBBEAN WATERS OF PUERTO RICO FROM 10 NM TO 17N-
412 AM AST TUE MAY 23 2017

.TODAY...EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
SHOWERS THROUGH THE DAY.
.TONIGHT...EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
SHOWERS.
.WEDNESDAY...EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. DOMINANT PERIOD 10 SECONDS. ISOLATED
SHOWERS.
.WEDNESDAY NIGHT...EAST 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. ISOLATED SHOWERS.
.THURSDAY...EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. DOMINANT PERIOD 10 SECONDS.
NORTHEAST 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. EAST
SWELL AROUND 4 FEET. ISOLATED SHOWERS.
.SATURDAY...EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 10 SECONDS.
NORTHEAST SWELL AROUND 4 FEET. SCATTERED SHOWERS.

$$

AMZ735-232030-
COASTAL WATERS OF SOUTHERN PUERTO RICO OUT 10 NM-
412 AM AST TUE MAY 23 2017

.TODAY...EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
SHOWERS.
.TONIGHT...EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
SHOWERS.
.WEDNESDAY...EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
SHOWERS.
.WEDNESDAY NIGHT...EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET
WITH OCCASIONAL SEAS UP TO 8 FEET. DOMINANT PERIOD 7 SECONDS.
ISOLATED SHOWERS.
.THURSDAY...EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
SHOWERS.
.FRIDAY...EAST WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
SHOWERS.
.SATURDAY...EAST WINDS 15 TO 20 KNOTS. SEAS 1 TO 3 FEET. DOMINANT
PERIOD 7 SECONDS. ISOLATED SHOWERS.

$$

AMZ741-232030-
MONA PASSAGE SOUTHWARD TO 17N-
412 AM AST TUE MAY 23 2017

.TODAY...EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 7 SECONDS.
.TONIGHT...EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
SHOWERS.
.WEDNESDAY...EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
SHOWERS.
.WEDNESDAY NIGHT...EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET
WITH OCCASIONAL SEAS UP TO 8 FEET. DOMINANT PERIOD 11 SECONDS.
NORTHEAST SWELL AROUND 4 FEET AFTER MIDNIGHT. ISOLATED SHOWERS.
.THURSDAY...EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. DOMINANT PERIOD 10 SECONDS.
NORTHEAST 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.
NORTHEAST SWELL AROUND 4 FEET. ISOLATED SHOWERS.
.SATURDAY...EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 10 SECONDS. ISOLATED
SHOWERS.

$$

AMZ742-232030-
COASTAL WATERS OF NORTHWESTERN PUERTO RICO OUT 10 NM-
412 AM AST TUE MAY 23 2017

.TODAY...NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
THUNDERSTORMS IN THE AFTERNOON.
.TONIGHT...EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 12 SECONDS. ISOLATED
SHOWERS.
.WEDNESDAY...NORTHEAST 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 IN THE AFTERNOON. SCATTERED SHOWERS
THROUGH THE DAY. ISOLATED THUNDERSTORMS IN THE AFTERNOON.
.WEDNESDAY NIGHT...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.
.THURSDAY...EAST 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. 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.
.SATURDAY...EAST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET. DOMINANT
PERIOD 10 SECONDS. SCATTERED SHOWERS.

$$

AMZ745-232030-
COASTAL WATERS OF SOUTHWESTERN PUERTO RICO OUT 10 NM-
412 AM AST TUE MAY 23 2017

.TODAY...SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS.
.TONIGHT...EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
SHOWERS.
.WEDNESDAY...SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED
SHOWERS.
.WEDNESDAY NIGHT...EAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET
WITH OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 11 SECONDS.
ISOLATED SHOWERS.
.THURSDAY...EAST WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 10 SECONDS. ISOLATED
SHOWERS.
.FRIDAY...NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 8 SECONDS. ISOLATED
SHOWERS.
.SATURDAY...NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 FEET OR LESS.
DOMINANT PERIOD 7 SECONDS. ISOLATED SHOWERS.

$$


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