Coastal Waters Forecast
Issued by NWS San Juan, PR

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000
FZCA52 TJSJ 190815
CWFSJU

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE SAN JUAN PR
415 AM AST SUN APR 19 2015

PUERTO RICO AND 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.

AMZ700-192115-
415 AM AST SUN APR 19 2015

.SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS...
SURFACE HIGH PRESSURE LOCATED OVER THE CENTRAL ATLANTIC WILL
CONTINUE TO SHIFT NORTH NORTHEAST AS A WEAKENING FRONTAL TROUGH
LIFTS NORTHWARDS ACROSS THE WESTERN ATLANTIC. THIS SCENARIO WILL
MAINTAIN GENTLE TO MODERATE EAST SOUTHEAST TRADE WINDS ACROSS THE
REGIONAL WATERS AT LEAST INTO EARLY NEXT WEEK. A MODERATE NORTHERLY
SWELL WILL MOVE ACROSS THE LOCAL ATLANTIC WATERS TODAY AND BRING A
SLIGHT INCREASE IN SEAS.

$$

AMZ710-192115-
ATLC WATERS OF PUERTO RICO AND USVI FROM 10NM TO 19.5N-
415 AM AST SUN APR 19 2015

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TODAY...SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET. DOMINANT PERIOD 12 SECONDS. NORTH
SWELL AROUND 4 FEET IN THE AFTERNOON. ISOLATED SHOWERS.
.TONIGHT...EAST WINDS AROUND 15 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET. DOMINANT PERIOD 12 SECONDS. NORTH
SWELL AROUND 4 FEET. ISOLATED SHOWERS.
.MONDAY...EAST WINDS AROUND 15 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET. DOMINANT PERIOD 11 SECONDS.
ISOLATED SHOWERS.
.MONDAY NIGHT...EAST WINDS AROUND 15 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 10 SECONDS. ISOLATED SHOWERS.
.TUESDAY...EAST WINDS AROUND 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 10 SECONDS. ISOLATED SHOWERS.
.WEDNESDAY...EAST WINDS AROUND 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 11 SECONDS. ISOLATED SHOWERS.
.THURSDAY...EAST WINDS AROUND 10 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. DOMINANT PERIOD 14 SECONDS. ISOLATED SHOWERS.

$$

AMZ712-192115-
COASTAL WATERS OF NORTHERN PUERTO RICO OUT 10 NM-
415 AM AST SUN APR 19 2015

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TODAY...EAST WINDS AROUND 15 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET. DOMINANT PERIOD 11 SECONDS.
ISOLATED SHOWERS.
.TONIGHT...EAST WINDS AROUND 15 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET. DOMINANT PERIOD 12 SECONDS.
ISOLATED SHOWERS THROUGH THE NIGHT.
.MONDAY...EAST WINDS AROUND 15 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 11 SECONDS. ISOLATED SHOWERS.
.MONDAY NIGHT...EAST WINDS AROUND 15 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 11 SECONDS. ISOLATED SHOWERS
THROUGH THE NIGHT.
.TUESDAY...EAST WINDS AROUND 15 KNOTS. SEAS 1 TO 3 FEET. DOMINANT
PERIOD 10 SECONDS. ISOLATED SHOWERS.
.WEDNESDAY...EAST WINDS AROUND 10 KNOTS. SEAS 1 TO 3 FEET. DOMINANT
PERIOD 11 SECONDS. ISOLATED SHOWERS.
.THURSDAY...EAST WINDS AROUND 10 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 13 SECONDS. ISOLATED SHOWERS.

$$

AMZ715-192115-
COASTAL WATERS OF NORTHERN USVI AND CULEBRA OUT 10 NM-
415 AM AST SUN APR 19 2015

.TODAY...SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 12 SECONDS. ISOLATED SHOWERS.
.TONIGHT...EAST WINDS AROUND 10 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 11 SECONDS. ISOLATED SHOWERS.
.MONDAY...EAST WINDS AROUND 10 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 11 SECONDS. ISOLATED SHOWERS.
.MONDAY NIGHT...EAST WINDS AROUND 10 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 11 SECONDS. SCATTERED SHOWERS.
.TUESDAY...EAST WINDS AROUND 10 KNOTS. SEAS 1 TO 3 FEET. DOMINANT
PERIOD 10 SECONDS. ISOLATED SHOWERS.
.WEDNESDAY...EAST WINDS AROUND 15 KNOTS. SEAS 1 TO 3 FEET. DOMINANT
PERIOD 11 SECONDS. ISOLATED SHOWERS.
.THURSDAY...EAST WINDS AROUND 10 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 13 SECONDS. ISOLATED SHOWERS.

$$

AMZ722-192115-
ANEGADA PASSAGE SOUTHWARD TO 17N-
415 AM AST SUN APR 19 2015

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TODAY...EAST WINDS AROUND 15 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET. DOMINANT PERIOD 13 SECONDS. NORTH
SWELL AROUND 4 FEET IN THE AFTERNOON. ISOLATED SHOWERS.
.TONIGHT...EAST WINDS AROUND 15 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET. DOMINANT PERIOD 12 SECONDS. NORTH
SWELL AROUND 4 FEET. ISOLATED SHOWERS.
.MONDAY...EAST WINDS AROUND 15 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET. DOMINANT PERIOD 12 SECONDS.
ISOLATED SHOWERS.
.MONDAY NIGHT...EAST WINDS AROUND 15 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 11 SECONDS. ISOLATED SHOWERS.
.TUESDAY...EAST WINDS AROUND 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 10 SECONDS. ISOLATED SHOWERS.
.WEDNESDAY...EAST WINDS AROUND 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 11 SECONDS. ISOLATED SHOWERS.
.THURSDAY...EAST WINDS AROUND 15 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. DOMINANT PERIOD 14 SECONDS. SCATTERED SHOWERS.

$$

AMZ725-192115-
COASTAL WATERS OF SOUTHERN USVI VIEQUES AND EASTERN PUERTO RICO OUT
10 NM-
415 AM AST SUN APR 19 2015

.TODAY...SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 6 SECONDS. ISOLATED SHOWERS.
.TONIGHT...EAST WINDS AROUND 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 6 SECONDS. SCATTERED SHOWERS.
.MONDAY...EAST WINDS AROUND 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 6 SECONDS. SCATTERED SHOWERS.
.MONDAY NIGHT...EAST WINDS AROUND 10 KNOTS. SEAS 1 TO 3 FEET.
DOMINANT PERIOD 6 SECONDS. SCATTERED SHOWERS.
.TUESDAY...EAST WINDS AROUND 15 KNOTS. SEAS 1 TO 3 FEET. DOMINANT
PERIOD 5 SECONDS. ISOLATED SHOWERS.
.WEDNESDAY...EAST WINDS AROUND 15 KNOTS. SEAS 1 TO 3 FEET. DOMINANT
PERIOD 6 SECONDS. ISOLATED SHOWERS.
.THURSDAY...EAST WINDS AROUND 10 KNOTS. SEAS 1 TO 3 FEET. DOMINANT
PERIOD 8 SECONDS. ISOLATED SHOWERS.

$$

AMZ732-192115-
CARIBBEAN WATERS OF PUERTO RICO FROM 10 NM TO 17N-
415 AM AST SUN APR 19 2015

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TODAY...EAST WINDS AROUND 15 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 12 SECONDS. SCATTERED SHOWERS.
.TONIGHT...EAST WINDS AROUND 15 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET. DOMINANT PERIOD 12 SECONDS.
ISOLATED SHOWERS.
.MONDAY...EAST WINDS AROUND 15 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET. DOMINANT PERIOD 11 SECONDS.
ISOLATED SHOWERS.
.MONDAY NIGHT...EAST WINDS AROUND 15 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 11 SECONDS. SCATTERED SHOWERS.
.TUESDAY...EAST WINDS AROUND 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 10 SECONDS. ISOLATED SHOWERS.
.WEDNESDAY...EAST WINDS AROUND 15 KNOTS. SEAS 1 TO 3 FEET. DOMINANT
PERIOD 11 SECONDS. ISOLATED SHOWERS.
.THURSDAY...EAST WINDS AROUND 10 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 12 SECONDS. ISOLATED SHOWERS.

$$

AMZ735-192115-
COASTAL WATERS OF SOUTHERN PUERTO RICO OUT 10 NM-
415 AM AST SUN APR 19 2015

.TODAY...EAST WINDS AROUND 15 KNOTS. SEAS 1 TO 3 FEET. DOMINANT
PERIOD 3 SECONDS. ISOLATED SHOWERS.
.TONIGHT...EAST WINDS AROUND 15 KNOTS. SEAS 1 TO 3 FEET. DOMINANT
PERIOD 3 SECONDS. ISOLATED SHOWERS THROUGH THE NIGHT.
.MONDAY...EAST WINDS AROUND 15 KNOTS. SEAS 1 TO 3 FEET. DOMINANT
PERIOD 3 SECONDS. ISOLATED SHOWERS.
.MONDAY NIGHT...EAST WINDS AROUND 15 KNOTS. SEAS 1 TO 3 FEET.
DOMINANT PERIOD 3 SECONDS. ISOLATED SHOWERS.
.TUESDAY...EAST WINDS AROUND 15 KNOTS. SEAS 1 TO 3 FEET. DOMINANT
PERIOD 4 SECONDS. ISOLATED SHOWERS.
.WEDNESDAY...EAST WINDS AROUND 10 KNOTS. SEAS 1 TO 3 FEET. DOMINANT
PERIOD 5 SECONDS. ISOLATED SHOWERS.
.THURSDAY...EAST WINDS AROUND 10 KNOTS. SEAS 2 FEET OR LESS. DOMINANT
PERIOD 5 SECONDS. ISOLATED SHOWERS.

$$

AMZ741-192115-
MONA PASSAGE SOUTHWARD TO 17N-
415 AM AST SUN APR 19 2015

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TODAY...EAST WINDS AROUND 15 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 11 SECONDS. ISOLATED SHOWERS.
.TONIGHT...EAST WINDS AROUND 15 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET. DOMINANT PERIOD 11 SECONDS.
ISOLATED SHOWERS THROUGH THE NIGHT.
.MONDAY...EAST WINDS AROUND 15 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET. DOMINANT PERIOD 11 SECONDS.
ISOLATED SHOWERS.
.MONDAY NIGHT...EAST WINDS AROUND 15 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 10 SECONDS. ISOLATED SHOWERS
THROUGH THE NIGHT.
.TUESDAY...EAST WINDS AROUND 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 10 SECONDS. ISOLATED SHOWERS.
.WEDNESDAY...EAST WINDS AROUND 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 11 SECONDS. ISOLATED SHOWERS.
.THURSDAY...EAST WINDS AROUND 15 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 12 SECONDS. ISOLATED SHOWERS.

$$

AMZ742-192115-
COASTAL WATERS OF NORTHWESTERN PUERTO RICO OUT 10 NM-
415 AM AST SUN APR 19 2015

.TODAY...NORTHEAST WINDS UP TO 5 KNOTS BECOMING NORTH IN THE
AFTERNOON. SEAS 2 TO 4 FEET WITH OCCASIONAL SEAS UP TO 5 FEET.
DOMINANT PERIOD 11 SECONDS.
.TONIGHT...EAST WINDS AROUND 10 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 11 SECONDS. ISOLATED SHOWERS.
.MONDAY...EAST WINDS UP TO 5 KNOTS BACKING NORTH IN THE AFTERNOON.
SEAS 2 TO 4 FEET WITH OCCASIONAL SEAS UP TO 5 FEET. DOMINANT
PERIOD 11 SECONDS. ISOLATED THUNDERSTORMS IN THE AFTERNOON.
.MONDAY NIGHT...EAST WINDS AROUND 10 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 AROUND 10 KNOTS. SEAS 1 TO 3 FEET. DOMINANT
PERIOD 10 SECONDS. SCATTERED SHOWERS.
.WEDNESDAY...EAST WINDS UP TO 5 KNOTS. SEAS 2 FEET OR LESS. DOMINANT
PERIOD 10 SECONDS. ISOLATED SHOWERS.
.THURSDAY...EAST WINDS UP TO 5 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 12 SECONDS. ISOLATED SHOWERS.

$$

AMZ745-192115-
COASTAL WATERS OF SOUTHWESTERN PUERTO RICO OUT 10 NM-
415 AM AST SUN APR 19 2015

.TODAY...SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 11 SECONDS. ISOLATED SHOWERS.
.TONIGHT...EAST WINDS AROUND 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 11 SECONDS. ISOLATED SHOWERS.
.MONDAY...SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 11 SECONDS.
.MONDAY NIGHT...EAST WINDS AROUND 15 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 11 SECONDS. ISOLATED SHOWERS.
.TUESDAY...EAST WINDS AROUND 15 KNOTS. SEAS 2 FEET OR LESS. DOMINANT
PERIOD 10 SECONDS. ISOLATED SHOWERS.
.WEDNESDAY...EAST WINDS AROUND 10 KNOTS. SEAS 2 FEET OR LESS.
DOMINANT PERIOD 11 SECONDS. ISOLATED SHOWERS.
.THURSDAY...EAST WINDS AROUND 10 KNOTS. SEAS 2 FEET OR LESS. DOMINANT
PERIOD 12 SECONDS. ISOLATED SHOWERS.

$$


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