648
FZCA52 TJSJ 201938
CWFSJU

Coastal Waters Forecast
National Weather Service San Juan PR
338 PM AST Mon May 20 2024

Puerto Rico and the U.S. Virgin Islands Waters

AMZ700-210815-
338 PM AST Mon May 20 2024

.SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS...
A surface high pressure across the central and northeast Atlantic
will drive the trade winds from the southeast at moderate speed.
A trough will develop south of Hispaniola, increasing shower and
thunderstorm activity across the local waters Wednesday onward. This
trough may increase winds across the Mona Passage and Atlantic waters
Wednesday night into Friday.

$$

AMZ711-210815-
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
338 PM AST Mon May 20 2024

.TONIGHT...Southeast winds 10 to 15 knots with gusts up to 20 knots.
Seas around 3 feet, occasionally to 4 feet. Wave Detail: East 3 feet
at 5 seconds and east 2 feet at 8 seconds. Isolated showers early
this evening, then scattered showers late this evening and early
morning. Isolated showers late.
.TUESDAY...East winds 10 to 15 knots with gusts up to 25 knots. Seas
3 to 4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at
5 seconds and east 2 feet at 8 seconds.
.TUESDAY NIGHT...East winds 10 to 15 knots with gusts up to
25 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail:
East 3 feet at 5 seconds and east 2 feet at 8 seconds.
.WEDNESDAY...East winds 10 to 15 knots with gusts up to 20 knots.
Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail: East 3 feet
at 5 seconds and north 1 foot at 7 seconds. Scattered showers in the
morning, then numerous showers in the afternoon.
.WEDNESDAY NIGHT...East winds 15 to 20 knots with gusts up to
30 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail:
East 5 feet at 6 seconds and north 1 foot at 7 seconds. Scattered
showers.
.THURSDAY...East winds 15 to 20 knots with gusts up to 30 knots.
Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast
5 feet at 7 seconds. Numerous showers.
.THURSDAY NIGHT...East winds 10 to 15 knots with gusts up to
25 knots. Seas 3 to 4 feet, occasionally to 5 feet. Numerous
showers.
.FRIDAY...Southeast winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet.
Scattered showers in the morning, then numerous showers in the
afternoon.
.FRIDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Scattered showers.
.SATURDAY...East winds 5 to 10 knots, diminishing to around 5 knots
in the afternoon. Seas 2 to 3 feet, occasionally to 4 feet.
Scattered showers.
.SATURDAY NIGHT...East winds around 5 knots. Seas around 2 feet.
Scattered showers.

$$

AMZ712-210815-
Coastal Waters of Northern Puerto Rico out 10 NM-
338 PM AST Mon May 20 2024

.TONIGHT...Southeast winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots with gusts up to 20 knots late this
evening and overnight. Seas 2 to 3 feet, occasionally to 4 feet.
Wave Detail: East 2 feet at 5 seconds and northeast 1 foot at
8 seconds. Scattered showers.
.TUESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas
2 to 3 feet, occasionally to 4 feet. Wave Detail: Northeast 3 feet
at 7 seconds. Scattered showers in the afternoon.
.TUESDAY NIGHT...East winds 10 to 15 knots with gusts up to
20 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to
3 feet, occasionally to 4 feet. Wave Detail: Northeast 3 feet at
7 seconds. Scattered showers in the evening.
.WEDNESDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Northeast 2 feet at 7 seconds. Scattered showers in the
morning, then numerous showers in the afternoon.
.WEDNESDAY NIGHT...East winds 15 to 20 knots with gusts up to
30 knots. Seas 2 to 3 feet, occasionally to 4 feet, building to
4 feet, occasionally to 5 feet after midnight. Wave Detail:
Northeast 2 feet at 7 seconds, becoming northeast 4 feet at
7 seconds. Scattered showers.
.THURSDAY...East winds 10 to 15 knots with gusts up to 25 knots.
Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast
4 feet at 7 seconds and northeast 1 foot at 8 seconds. Numerous
showers.
.THURSDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Scattered showers.
.FRIDAY...Southeast winds 5 to 10 knots, becoming east in the
afternoon. Seas 2 to 3 feet, occasionally to 4 feet. Scattered
showers in the morning, then numerous showers in the afternoon.
.FRIDAY NIGHT...East winds around 5 knots. Seas around 2 feet.
Scattered showers.
.SATURDAY...East winds around 5 knots. Seas around 2 feet. Scattered
showers in the morning, then numerous showers in the afternoon.
.SATURDAY NIGHT...East winds around 5 knots. Seas around 2 feet.
Scattered showers.

$$

AMZ716-210815-
Coastal Waters from Cabo San Juan to the waters between Anegada
Island and Virgin Gorda and North 10 NM-
338 PM AST Mon May 20 2024

.TONIGHT...Southeast winds around 15 knots with gusts up to
20 knots. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail:
Southeast 3 feet at 4 seconds and northeast 1 foot at 8 seconds.
Scattered showers.
.TUESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas
2 to 3 feet, occasionally to 4 feet. Wave Detail: Southeast 3 feet
at 4 seconds and northeast 1 foot at 8 seconds.
.TUESDAY NIGHT...East winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail:
East 3 feet at 5 seconds and north 1 foot at 7 seconds. Scattered
showers.
.WEDNESDAY...East winds 10 to 15 knots with gusts up to 20 knots.
Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail: East 3 feet
at 5 seconds and north 1 foot at 7 seconds. Scattered showers.
.WEDNESDAY NIGHT...East winds 10 to 15 knots, increasing to 15 to
20 knots after midnight. Gusts up to 30 knots. Seas around 2 feet,
building to 3 to 4 feet, occasionally to 5 feet after midnight. Wave
Detail: Northeast 2 feet at 7 seconds, becoming east 4 feet at
5 seconds and north 1 foot at 7 seconds. Scattered showers.
.THURSDAY...East winds 15 to 20 knots, diminishing to 10 to 15 knots
in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet. Wave
Detail: East 4 feet at 5 seconds. Scattered showers.
.THURSDAY NIGHT...East winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet, occasionally to 4 feet. Numerous
showers.
.FRIDAY...Southeast winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas 2 to 3 feet, occasionally to 4 feet.
Scattered showers in the morning, then numerous showers in the
afternoon.
.FRIDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.
Numerous showers.
.SATURDAY...East winds 5 to 10 knots. Seas around 2 feet. Scattered
showers.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.
Scattered showers.

$$

AMZ723-210815-
Anegada Passage east of Virgin Gorda and Saint Croix south to 17N-
338 PM AST Mon May 20 2024

.TONIGHT...East winds 10 to 15 knots with gusts up to 25 knots. Seas
3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at
5 seconds and east 1 foot at 8 seconds. Isolated showers this
evening, then scattered showers after midnight. Isolated showers
late.
.TUESDAY...East winds 10 to 15 knots with gusts up to 25 knots. Seas
around 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet
at 5 seconds and northeast 1 foot at 8 seconds.
.TUESDAY NIGHT...East winds 10 to 15 knots with gusts up to
20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail:
East 3 feet at 7 seconds. Scattered showers.
.WEDNESDAY...East winds 10 to 15 knots with gusts up to 20 knots.
Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet
at 5 seconds and northeast 1 foot at 8 seconds. Scattered showers.
.WEDNESDAY NIGHT...East winds 10 to 15 knots, increasing to 15 to
20 knots after midnight. Seas around 4 feet, occasionally to 5 feet.
Wave Detail: East 4 feet at 6 seconds. Scattered showers.
.THURSDAY...East winds 15 to 20 knots, diminishing to 10 to 15 knots
in the afternoon. Seas 4 to 5 feet, occasionally to 6 feet. Wave
Detail: East 4 feet at 6 seconds.
.THURSDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Scattered showers.
.FRIDAY...East winds 10 to 15 knots, diminishing to 5 to 10 knots in
the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Scattered
showers in the morning, then numerous showers in the afternoon.
.FRIDAY NIGHT...East winds 5 to 10 knots. Seas around 3 feet,
occasionally to 4 feet. Numerous showers.
.SATURDAY...East winds 5 to 10 knots. Seas 2 to 3 feet, occasionally
to 4 feet. Scattered showers in the morning.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.

$$

AMZ726-210815-
Coastal waters east of Puerto Rico, around Vieques, and around and
just north of Culebra and Saint John-
338 PM AST Mon May 20 2024

.TONIGHT...Southeast winds 10 to 15 knots with gusts up to 20 knots.
Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail: East 3 feet
at 5 seconds and east 1 foot at 8 seconds. Scattered showers.
.TUESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas
around 3 feet, occasionally to 4 feet. Wave Detail: East 3 feet at
5 seconds and east 1 foot at 8 seconds. Scattered showers in the
afternoon.
.TUESDAY NIGHT...East winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail:
East 3 feet at 7 seconds. Scattered showers.
.WEDNESDAY...East winds 10 to 15 knots with gusts up to 20 knots.
Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail: East 3 feet
at 7 seconds. Scattered showers.
.WEDNESDAY NIGHT...East winds 10 to 15 knots, increasing to 15 to
20 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet.
Wave Detail: East 4 feet at 6 seconds. Scattered showers.
.THURSDAY...East winds 15 to 20 knots, diminishing to 10 to 15 knots
in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave
Detail: East 4 feet at 6 seconds. Scattered showers.
.THURSDAY NIGHT...East winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet, occasionally to 4 feet. Numerous
showers.
.FRIDAY...Southeast winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas 2 to 3 feet, occasionally to 4 feet.
Scattered showers.
.FRIDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.
Numerous showers.
.SATURDAY...East winds 5 to 10 knots. Seas around 2 feet. Numerous
showers, mainly in the morning.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.
Scattered showers.

$$

AMZ733-210815-
Caribbean waters of Puerto Rico from 10 NM to 17N, including the
coastal waters of Saint Croix-
338 PM AST Mon May 20 2024

.TONIGHT...East winds 10 to 15 knots with gusts up to 25 knots. Seas
3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at
7 seconds. Scattered showers.
.TUESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas
around 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at
7 seconds. Scattered showers in the morning.
.TUESDAY NIGHT...East winds 10 to 15 knots with gusts up to
20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail:
East 4 feet at 7 seconds. Scattered showers.
.WEDNESDAY...East winds 10 to 15 knots with gusts up to 20 knots.
Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet
at 7 seconds. Scattered showers in the morning, then numerous
showers in the afternoon.
.WEDNESDAY NIGHT...East winds 15 to 20 knots with gusts up to
30 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail:
East 4 feet at 7 seconds. Scattered showers.
.THURSDAY...East winds 15 to 20 knots, diminishing to 10 to 15 knots
in the afternoon. Seas 4 to 5 feet, occasionally to 6 feet. Wave
Detail: East 5 feet at 6 seconds. Scattered showers.
.THURSDAY NIGHT...East winds 10 to 15 knots with gusts up to
25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Numerous
showers.
.FRIDAY...East winds 10 to 15 knots, diminishing to 5 to 10 knots in
the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Scattered
showers.
.FRIDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Numerous showers.
.SATURDAY...East winds 5 to 10 knots. Seas 2 to 3 feet, occasionally
to 4 feet. Scattered showers.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet.

$$

AMZ735-210815-
Coastal Waters of Southern Puerto Rico out 10 NM-
338 PM AST Mon May 20 2024

.TONIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas
3 to 4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at
6 seconds. Isolated showers until early morning, then scattered
showers late.
.TUESDAY...East winds 10 to 15 knots with gusts up to 25 knots. Seas
3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet
at 6 seconds.
.TUESDAY NIGHT...East winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. Seas 3 to 4 feet, occasionally to 5 feet.
Wave Detail: Southeast 4 feet at 6 seconds. Scattered showers.
.WEDNESDAY...East winds 5 to 10 knots. Seas around 3 feet,
occasionally to 4 feet. Wave Detail: East 3 feet at 6 seconds.
Scattered showers in the morning, then showers in the afternoon.
.WEDNESDAY NIGHT...East winds 10 to 15 knots with gusts up to
25 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail:
East 4 feet at 6 seconds. Scattered showers.
.THURSDAY...East winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. Seas 4 to 5 feet, occasionally to 6 feet. Wave
Detail: East 4 feet at 6 seconds. Scattered showers in the morning,
then numerous showers in the afternoon.
.THURSDAY NIGHT...East winds 10 to 15 knots with gusts up to
25 knots. Seas 3 to 4 feet, occasionally to 5 feet. Numerous
showers.
.FRIDAY...East winds 5 to 10 knots. Seas 3 to 4 feet, occasionally
to 5 feet. Scattered showers.
.FRIDAY NIGHT...East winds around 5 knots, increasing to 5 to
10 knots after midnight. Seas 2 to 3 feet, occasionally to 4 feet.
Scattered showers.
.SATURDAY...East winds 5 to 10 knots. Seas 2 to 3 feet, occasionally
to 4 feet. Numerous showers, mainly in the morning.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.
Scattered showers.

$$

AMZ741-210815-
Mona Passage Southward to 17N-
338 PM AST Mon May 20 2024

.TONIGHT...Southeast winds 10 to 15 knots with gusts up to 25 knots.
Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet
at 7 seconds and north 1 foot at 9 seconds. Isolated showers.
.TUESDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas
3 to 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet at
7 seconds and north 1 foot at 8 seconds. Scattered showers in the
morning.
.TUESDAY NIGHT...East winds 10 to 15 knots with gusts up to
20 knots. Seas around 4 feet, occasionally to 5 feet. Wave Detail:
Southeast 4 feet at 7 seconds and north 1 foot at 7 seconds.
Scattered showers after midnight.
.WEDNESDAY...East winds 5 to 10 knots, increasing to 10 to 15 knots
with gusts up to 20 knots in the afternoon. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: Southeast 4 feet at 7 seconds
and north 1 foot at 7 seconds. Showers.
.WEDNESDAY NIGHT...East winds 15 to 20 knots with gusts up to
30 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail:
Northeast 5 feet at 7 seconds. Scattered showers.
.THURSDAY...East winds 15 to 20 knots with gusts up to 30 knots.
Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 5 feet
at 6 seconds. Scattered showers in the morning, then numerous
showers in the afternoon.
.THURSDAY NIGHT...East winds 15 to 20 knots with gusts up to
30 knots, diminishing to 10 to 15 knots with gusts up to 20 knots
after midnight. Seas 4 to 6 feet, occasionally to 8 feet. Scattered
showers.
.FRIDAY...Southeast winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Scattered showers in the morning, then
numerous showers in the afternoon.
.FRIDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Numerous showers.
.SATURDAY...East winds 5 to 10 knots. Seas 2 to 3 feet, occasionally
to 4 feet.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Scattered showers.

$$

AMZ742-210815-
Coastal Waters of Northwestern Puerto Rico out 10 NM-
338 PM AST Mon May 20 2024

.TONIGHT...Southeast winds around 5 knots, increasing to 5 to
10 knots late this evening and overnight. Seas around 2 feet. Wave
Detail: South 2 feet at 5 seconds and northeast 1 foot at 7 seconds.
Scattered showers this evening. Isolated thunderstorms late this
evening.
.TUESDAY...East winds 5 to 10 knots. Seas 2 to 3 feet, occasionally
to 4 feet. Wave Detail: Southeast 2 feet at 6 seconds and north
1 foot at 8 seconds. Scattered showers in the afternoon.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Wave Detail: South 2 feet at 6 seconds and
north 1 foot at 7 seconds. Scattered showers in the evening.
.WEDNESDAY...East winds around 5 knots, becoming northeast in the
afternoon. Seas around 2 feet. Wave Detail: Southeast 2 feet at
6 seconds and north 1 foot at 7 seconds. Scattered showers in the
morning, then showers in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to
30 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail:
North 3 feet at 6 seconds. Scattered showers.
.THURSDAY...East winds 10 to 15 knots, becoming southeast 15 to
20 knots in the afternoon. Seas 2 to 3 feet, occasionally to 4 feet.
Wave Detail: East 3 feet at 5 seconds. Numerous showers.
.THURSDAY NIGHT...East winds 15 to 20 knots with gusts up to
25 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to
4 feet, occasionally to 5 feet. Scattered showers.
.FRIDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Scattered showers in the morning, then
numerous showers in the afternoon.
.FRIDAY NIGHT...East winds around 5 knots. Seas around 2 feet.
Scattered showers.
.SATURDAY...East winds around 5 knots. Seas around 2 feet. Scattered
showers in the afternoon.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.
Scattered showers.

Winds and seas higher in and near thunderstorms.

$$

AMZ745-210815-
Coastal Waters of Southwestern Puerto Rico out 10 NM-
338 PM AST Mon May 20 2024

.TONIGHT...Southeast winds 10 to 15 knots with gusts up to 20 knots.
Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail: Southeast
2 feet at 6 seconds and north 1 foot at 9 seconds. Isolated showers.
.TUESDAY...Southeast winds 10 to 15 knots with gusts up to 25 knots.
Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast
3 feet at 6 seconds and northwest 1 foot at 8 seconds.
.TUESDAY NIGHT...East winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail:
Southeast 3 feet at 6 seconds and northwest 1 foot at 7 seconds.
.WEDNESDAY...East winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Wave Detail: Southeast 3 feet at 6 seconds
and north 1 foot at 7 seconds. Scattered showers in the morning,
then showers in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots, becoming east
5 to 10 knots after midnight. Gusts up to 25 knots. Seas 2 to
3 feet, occasionally to 4 feet. Wave Detail: North 3 feet at
7 seconds.
.THURSDAY...Southeast winds 15 to 20 knots with gusts up to
25 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail:
East 3 feet at 5 seconds and north 1 foot at 6 seconds. Numerous
showers.
.THURSDAY NIGHT...East winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet.
Scattered showers.
.FRIDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Scattered showers in the morning, then
numerous showers in the afternoon.
.FRIDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.
Scattered showers.
.SATURDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
Scattered showers in the afternoon.
.SATURDAY NIGHT...East winds around 5 knots. Seas around 2 feet.
Scattered showers.

$$