Coastal Waters Forecast
Issued by NWS San Juan, PR

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000
FZCA52 TJSJ 171949
CWFSJU

Coastal Waters Forecast
National Weather Service San Juan PR
349 PM AST Sun Mar 17 2024

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.

AMZ700-180815-
349 PM AST Sun Mar 17 2024

.SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS...
A broad surface high pressure north of the islands will spread into
the central and eastern Atlantic, promoting moderate to locally fresh
easterly winds through early this week. The winds will promote
choppy marine conditions across the local waters and passages where
small craft should exercise caution.

$$

AMZ711-180815-
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
349 PM AST Sun Mar 17 2024

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TONIGHT...East winds 15 to 20 knots. Gusts up to 30 knots. Seas 3
to 5 feet with occasional seas up to 6 feet. Dominant period 7
seconds. Isolated showers.
.MONDAY...East winds 15 to 20 knots with gusts up to 30 knots.
Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant
period 6 seconds. Scattered showers.
.MONDAY NIGHT...East winds 15 to 20 knots with gusts up to 30
knots, becoming southeast after midnight. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 11 seconds.
Scattered showers.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 11 seconds.
Isolated showers.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 4 feet
with occasional seas around 5 feet. Dominant period 10 seconds.
Isolated showers.
.WEDNESDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant
period 10 seconds. Isolated showers.
.THURSDAY...East winds 10 to 15 knots, becoming northeast. Seas 3
to 5 feet with occasional seas up to 6 feet. Dominant period 10
seconds. Isolated showers.
.FRIDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 7 seconds. Isolated
showers.

$$

AMZ712-180815-
Coastal Waters of Northern Puerto Rico out 10 NM-
349 PM AST Sun Mar 17 2024

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TONIGHT...East winds 15 to 20 knots with gusts up to 25 knots,
diminishing to east 15 to 20 knots after midnight. Seas 3 to 5
feet with occasional seas up to 6 feet. Dominant period 7 seconds.
Scattered showers.
.MONDAY...East winds 15 to 20 knots, increasing to east 15 to 20
knots with gusts up to 25 knots in the afternoon. Seas 3 to 5 feet
with occasional seas up to 6 feet. Dominant period 6 seconds.
Scattered showers.
.MONDAY NIGHT...East winds 10 to 15 knots with gusts up to 25
knots, becoming southeast after midnight. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 11 seconds. Isolated
showers.
.TUESDAY...Southeast winds 10 to 15 knots, becoming east in the
afternoon. Seas 2 to 4 feet with occasional seas around 5 feet.
Dominant period 11 seconds.
.TUESDAY NIGHT...East winds 5 to 10 knots, becoming southeast
after midnight. Seas 1 to 3 feet. Dominant period 11 seconds.
Isolated showers.
.WEDNESDAY...East winds 5 to 10 knots. Seas around 2 feet or less.
Dominant period 10 seconds. Isolated showers.
.THURSDAY...Northeast winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 10 seconds.
Isolated showers.
.FRIDAY...East winds 15 to 20 knots with gusts up to 30 knots.
Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant
period 7 seconds. Scattered showers.

$$

AMZ716-180815-
Coastal Waters from Cabo San Juan to the waters between Anegada
Island and Virgin Gorda and North 10 NM-
349 PM AST Sun Mar 17 2024

.TONIGHT...East winds 10 to 15 knots with gusts up to 25 knots.
Seas 2 to 4 feet with occasional seas around 5 feet. Dominant
period 7 seconds. Scattered showers.
.MONDAY...East winds 15 to 20 knots with gusts up to 25 knots.
Seas 2 to 4 feet with occasional seas around 5 feet. Dominant
period 10 seconds. Scattered showers.
.MONDAY NIGHT...East winds 10 to 15 knots with gusts up to 25
knots. Seas 2 to 4 feet with occasional seas around 5 feet.
Dominant period 11 seconds. Isolated showers.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 11 seconds.
Isolated showers.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 3 feet.
Dominant period 10 seconds. Isolated showers.
.WEDNESDAY...East winds 5 to 10 knots. Seas around 2 feet or less.
Dominant period 10 seconds. Isolated showers.
.THURSDAY...East winds 10 to 15 knots, becoming northeast. Seas 2
to 4 feet with occasional seas around 5 feet. Dominant period 10
seconds. Scattered showers.
.FRIDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds,
subsiding to 8 seconds. Scattered showers.

$$

AMZ723-180815-
Anegada Passage east of Virgin Gorda and Saint Croix south to 17N-
349 PM AST Sun Mar 17 2024

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TONIGHT...East winds 15 to 20 knots with gusts up to 25 knots.
Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant
period 6 seconds. Scattered showers.
.MONDAY...East winds 10 to 15 knots with gusts up to 25 knots.
Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant
period 6 seconds. Scattered showers.
.MONDAY NIGHT...East winds 15 to 20 knots with gusts up to 25
knots. Seas 3 to 5 feet with occasional seas up to 6 feet.
Dominant period 7 seconds. Isolated showers.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 7 seconds. Isolated
showers.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 7 seconds. Isolated
showers.
.WEDNESDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant
period 7 seconds, increasing to 10 seconds. Isolated showers.
.THURSDAY...East winds 10 to 15 knots, becoming northeast. Seas 1
to 3 feet. Dominant period 11 seconds. Scattered showers.
.FRIDAY...East winds 15 to 20 knots with gusts up to 25 knots.
Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant
period 10 seconds, decreasing to 7 seconds. Scattered showers.

$$

AMZ726-180815-
Coastal waters east of Puerto Rico, around Vieques, and around and
just north of Culebra and Saint John-
349 PM AST Sun Mar 17 2024

.TONIGHT...East winds 10 to 15 knots with gusts up to 25 knots.
Seas 2 to 4 feet with occasional seas around 5 feet. Dominant
period 7 seconds. Scattered showers.
.MONDAY...East winds 15 to 20 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 6 seconds.
Scattered showers.
.MONDAY NIGHT...East winds 15 to 20 knots with gusts up to 25
knots. Seas 2 to 4 feet with occasional seas around 5 feet.
Dominant period 7 seconds. Isolated showers.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 10 seconds.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 3 feet.
Dominant period 10 seconds. Isolated showers.
.WEDNESDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant
period 10 seconds. Scattered showers.
.THURSDAY...East winds 10 to 15 knots, becoming northeast. Seas 1
to 3 feet. Dominant period 10 seconds. Scattered showers.
.FRIDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds,
subsiding to 7 seconds. Scattered showers.

$$

AMZ733-180815-
Caribbean waters of Puerto Rico from 10 NM to 17N, including the
coastal waters of Saint Croix-
349 PM AST Sun Mar 17 2024

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TONIGHT...East winds 15 to 20 knots with gusts up to 25 knots.
Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant
period 6 seconds. Scattered showers.
.MONDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 6 seconds. Scattered
showers.
.MONDAY NIGHT...East winds 10 to 15 knots with gusts up to 25
knots. Seas 3 to 5 feet with occasional seas up to 6 feet.
Dominant period 6 seconds. Isolated showers.
.TUESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 6 seconds.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 6 seconds. Isolated
showers.
.WEDNESDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 7 seconds. Isolated
showers.
.THURSDAY...East winds 10 to 15 knots, becoming northeast. Seas 1
to 3 feet. Dominant period 7 seconds, increasing to 10 seconds.
Isolated showers.
.FRIDAY...East winds 15 to 20 knots with gusts up to 25 knots.
Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant
period 7 seconds. Scattered showers.

$$

AMZ735-180815-
Coastal Waters of Southern Puerto Rico out 10 NM-
349 PM AST Sun Mar 17 2024

.TONIGHT...East winds 10 to 15 knots with gusts up to 25 knots.
Seas 2 to 4 feet with occasional seas around 5 feet. Dominant
period 6 seconds. Scattered showers.
.MONDAY...East winds 15 to 20 knots with gusts up to 25 knots.
Seas 2 to 4 feet with occasional seas around 5 feet. Dominant
period 6 seconds. Scattered showers.
.MONDAY NIGHT...East winds 10 to 15 knots with gusts up to 25
knots. Seas 2 to 4 feet with occasional seas around 5 feet.
Dominant period 6 seconds. Isolated showers.
.TUESDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 6 seconds.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 6 seconds. Isolated
showers.
.WEDNESDAY...East winds 5 to 10 knots, becoming northeast. Seas 1
to 3 feet. Dominant period 6 seconds. Isolated showers.
.THURSDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant
period 7 seconds. Isolated showers.
.FRIDAY...East winds 15 to 20 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 7 seconds.
Scattered showers.

$$

AMZ741-180815-
Mona Passage Southward to 17N-
349 PM AST Sun Mar 17 2024

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TONIGHT...East winds 15 to 20 knots with gusts up to 25 knots.
Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant
period 7 seconds. Isolated showers.
.MONDAY...East winds 15 to 20 knots, becoming southeast in the
afternoon. Seas 3 to 5 feet with occasional seas up to 6 feet.
Dominant period 6 seconds. Isolated showers.
.MONDAY NIGHT...East winds 10 to 15 knots with gusts up to 25
knots. Seas 3 to 5 feet with occasional seas up to 6 feet.
Dominant period 6 seconds. Isolated showers.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 11 seconds.
.TUESDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 11 seconds.
.WEDNESDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 10 seconds,
subsiding to 7 seconds.
.THURSDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 10 seconds.
.FRIDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 7 seconds. Isolated
showers.

$$

AMZ742-180815-
Coastal Waters of Northwestern Puerto Rico out 10 NM-
349 PM AST Sun Mar 17 2024

.TONIGHT...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant
period 7 seconds. Isolated showers.
.MONDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant
period 7 seconds.
.MONDAY NIGHT...Southeast winds 10 to 15 knots, becoming east
after midnight. Seas 2 to 4 feet with occasional seas around 5
feet. Dominant period 10 seconds.
.TUESDAY...East winds 10 to 15 knots, becoming south in the
afternoon. Seas 2 to 4 feet with occasional seas around 5 feet.
Dominant period 11 seconds.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 3 feet.
Dominant period 11 seconds. Isolated showers.
.WEDNESDAY...Northeast winds 5 to 10 knots. Seas around 2 feet or
less. Dominant period 10 seconds.
.THURSDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 10 seconds.
Isolated showers.
.FRIDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 8 seconds. Isolated
showers.

$$

AMZ745-180815-
Coastal Waters of Southwestern Puerto Rico out 10 NM-
349 PM AST Sun Mar 17 2024

.TONIGHT...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant
period 7 seconds. Scattered showers.
.MONDAY...Southeast winds 15 to 20 knots with gusts up to 25
knots. Seas 2 to 4 feet with occasional seas around 5 feet.
Dominant period 7 seconds.
.MONDAY NIGHT...East winds 10 to 15 knots. Gusts up to 25 knots in
the evening. Seas 2 to 4 feet with occasional seas around 5 feet.
Dominant period 7 seconds.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 1 to 3 feet.
Dominant period 7 seconds.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 3 feet.
Dominant period 7 seconds.
.WEDNESDAY...Southeast winds 5 to 10 knots, becoming northeast.
Seas 1 to 3 feet. Dominant period 7 seconds. Isolated showers.
.THURSDAY...Northeast winds 5 to 10 knots. Seas 1 to 3 feet.
Dominant period 10 seconds. Isolated showers.
.FRIDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 8 seconds. Isolated
showers.

$$


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