Coastal Waters Forecast
Issued by NWS San Juan, PR

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268
FZCA52 TJSJ 252034
CWFSJU

Coastal Waters Forecast
National Weather Service San Juan PR
434 PM AST Wed Sep 25 2024

Puerto Rico and the U.S. Virgin Islands Waters

AMZ700-260930-
434 PM AST Wed Sep 25 2024

.SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS...
A weak high pressure ridging over the region will maintain gentle to
moderate easterly winds over the next few days. Showers and isolated
to scattered thunderstorms will develop from time to time across the
regional waters, particularly over western coastal waters of Puerto
Rico each afternoon. A northerly swell will maintain seas to around
4 to 5 feet through the weekend. Thunderstorms will become more
isolated tonight and Thursday, but the activity will increase again
on Friday as a tropical wave approaches our region.

$$

AMZ711-260930-
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
434 PM AST Wed Sep 25 2024

.TONIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas
4 to 5 feet, occasionally to 6 feet. Wave Detail: North 4 feet at
11 seconds and east 3 feet at 4 seconds. Scattered showers.
.THURSDAY...East winds 10 to 15 knots with gusts up to 25 knots.
Seas around 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet
at 5 seconds and north 4 feet at 10 seconds.
.THURSDAY NIGHT...East winds 10 to 15 knots with gusts up to
25 knots. Seas around 5 feet, occasionally to 6 feet. Wave Detail:
East 4 feet at 5 seconds and north 3 feet at 12 seconds. Scattered
showers.
.FRIDAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas
around 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet at
6 seconds and north 4 feet at 12 seconds.
.FRIDAY NIGHT...East winds 10 to 15 knots with gusts up to 25 knots.
Seas around 5 feet, occasionally to 6 feet. Wave Detail: North
4 feet at 12 seconds and east 3 feet at 6 seconds. Scattered
showers.
.SATURDAY...East winds 10 to 15 knots with gusts up to 20 knots.
Seas around 5 feet, occasionally to 6 feet. Wave Detail: North
4 feet at 11 seconds and east 3 feet at 6 seconds. Scattered showers
in the afternoon.
.SATURDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Scattered showers.
.SUNDAY...East winds around 10 knots. Seas 4 to 5 feet, occasionally
to 6 feet.
.SUNDAY NIGHT...East winds 5 to 10 knots. Seas around 4 feet,
occasionally to 5 feet. Scattered showers.
.MONDAY...East winds 5 to 10 knots. Seas around 4 feet, occasionally
to 5 feet.
.MONDAY NIGHT...East winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet.

$$

AMZ712-260930-
Coastal Waters of Northern Puerto Rico out 10 NM-
434 PM AST Wed Sep 25 2024

.TONIGHT...East winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots with gusts up to 20 knots after
midnight. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail:
North 4 feet at 11 seconds and northeast 3 feet at 5 seconds.
Scattered showers with isolated thunderstorms this evening, then
numerous showers after midnight.
.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: Northeast 4 feet at 5 seconds and north 4 feet at
11 seconds. Scattered showers in the afternoon.
.THURSDAY NIGHT...East winds 10 to 15 knots with gusts up to
25 knots, diminishing to 5 to 10 knots after midnight. Seas 4 to
5 feet, occasionally to 6 feet. Wave Detail: Northeast 4 feet at
5 seconds and north 3 feet at 10 seconds. Scattered showers in the
evening, then numerous showers after midnight.
.FRIDAY...East winds 5 to 10 knots, increasing to 10 to 15 knots in
the afternoon. Seas 4 to 5 feet, occasionally to 6 feet. Wave
Detail: North 4 feet at 12 seconds and northeast 3 feet at
5 seconds. Scattered showers in the afternoon.
.FRIDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots.
Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: North 4 feet
at 12 seconds and northeast 3 feet at 6 seconds. Scattered showers
in the evening, then numerous showers after midnight.
.SATURDAY...East winds 10 to 15 knots with gusts up to 20 knots.
Seas around 5 feet, occasionally to 6 feet. Wave Detail: North
4 feet at 11 seconds and northeast 3 feet at 6 seconds. Scattered
showers.
.SATURDAY NIGHT...East winds 10 to 15 knots with gusts up to
20 knots, diminishing to 5 to 10 knots after midnight. Seas 4 to
5 feet, occasionally to 6 feet. Scattered showers after midnight.
.SUNDAY...East winds 5 to 10 knots. Seas around 4 feet, occasionally
to 5 feet. Scattered showers in the afternoon.
.SUNDAY NIGHT...East winds 5 to 10 knots. Seas around 4 feet,
occasionally to 5 feet.
.MONDAY...East winds 5 to 10 knots. Seas 3 to 4 feet, occasionally
to 5 feet.
.MONDAY NIGHT...East winds 5 to 10 knots, becoming southeast after
midnight. Seas around 3 feet, occasionally to 4 feet.

Winds and seas higher in and near thunderstorms.

$$

AMZ716-260930-
Coastal Waters from Cabo San Juan to the waters between Anegada
Island and Virgin Gorda and North 10 NM-
434 PM AST Wed Sep 25 2024

.TONIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally
to 5 feet. Wave Detail: East 3 feet at 4 seconds and northeast
3 feet at 11 seconds. Numerous showers with isolated thunderstorms
early this evening, then scattered showers late this evening and
overnight.
.THURSDAY...East winds 10 to 15 knots with gusts up to 20 knots.
Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 3 feet
at 4 seconds and northeast 3 feet at 11 seconds. Scattered showers.
.THURSDAY NIGHT...East winds 10 to 15 knots with gusts up to
20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail:
East 3 feet at 4 seconds and northeast 3 feet at 10 seconds.
Scattered showers.
.FRIDAY...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
5 seconds and northeast 3 feet at 12 seconds. Scattered showers in
the morning.
.FRIDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots.
Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast
4 feet at 12 seconds and east 3 feet at 6 seconds. Scattered
showers.
.SATURDAY...East winds 10 to 15 knots with gusts up to 20 knots.
Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast
4 feet at 11 seconds and east 3 feet at 5 seconds. Scattered showers
in the morning.
.SATURDAY NIGHT...East winds around 10 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Scattered showers.
.SUNDAY...East winds around 10 knots. Seas 3 to 4 feet, occasionally
to 5 feet. Scattered showers in the afternoon.
.SUNDAY NIGHT...East winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Scattered showers.
.MONDAY...East winds 5 to 10 knots. Seas 3 to 4 feet, occasionally
to 5 feet. Scattered showers in the morning.
.MONDAY NIGHT...East winds around 5 knots. Seas 2 to 3 feet,
occasionally to 4 feet.

Winds and seas higher in and near thunderstorms.

$$

AMZ723-260930-
Anegada Passage east of Virgin Gorda and Saint Croix south to 17N-
434 PM AST Wed Sep 25 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
5 seconds and northeast 2 feet at 11 seconds. Scattered showers.
.THURSDAY...East winds 10 to 15 knots with gusts up to 20 knots.
Seas around 4 feet, occasionally to 5 feet. Wave Detail: East 3 feet
at 5 seconds and northeast 2 feet at 11 seconds. Scattered showers.
.THURSDAY NIGHT...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 5 seconds and northeast 2 feet at 12 seconds.
Scattered showers after midnight.
.FRIDAY...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
5 seconds and north 3 feet at 12 seconds. Scattered showers.
.FRIDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots.
Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 3 feet
at 5 seconds and north 3 feet at 12 seconds. Scattered showers.
.SATURDAY...East winds 10 to 15 knots with gusts up to 20 knots.
Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 3 feet
at 5 seconds and north 3 feet at 11 seconds. Scattered showers in
the morning.
.SATURDAY NIGHT...East winds around 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet.
.SUNDAY...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally
to 5 feet. Scattered showers in the afternoon.
.SUNDAY NIGHT...East winds around 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Scattered showers.
.MONDAY...East winds 5 to 10 knots. Seas around 3 feet, occasionally
to 4 feet.
.MONDAY NIGHT...Northeast winds around 5 knots. Seas 2 to 3 feet,
occasionally to 4 feet.

$$

AMZ726-260930-
Coastal waters east of Puerto Rico, around Vieques, and around and
just north of Culebra and Saint John-
434 PM AST Wed Sep 25 2024

.TONIGHT...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 northeast 1 foot at 9 seconds. Numerous showers with
isolated thunderstorms early this evening, then scattered showers
late this evening and overnight.
.THURSDAY...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 5 seconds and northeast 1 foot at 9 seconds. Scattered showers.
.THURSDAY 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 5 seconds and northeast 1 foot at 9 seconds.
Scattered showers after midnight.
.FRIDAY...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 northeast 1 foot at 9 seconds. Scattered showers.
.FRIDAY 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 6 seconds. Numerous showers.
.SATURDAY...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. Scattered showers in the morning.
.SATURDAY NIGHT...East winds around 10 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Scattered showers.
.SUNDAY...East winds around 10 knots. Seas 2 to 3 feet, occasionally
to 4 feet. Scattered showers in the morning.
.SUNDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Scattered showers.
.MONDAY...East winds 5 to 10 knots. Seas 2 to 3 feet, occasionally
to 4 feet. Scattered showers in the morning.
.MONDAY NIGHT...Northeast winds around 5 knots. Seas 2 to 3 feet,
occasionally to 4 feet.

Winds and seas higher in and near thunderstorms.

$$

AMZ733-260930-
Caribbean waters of Puerto Rico from 10 NM to 17N, including the
coastal waters of Saint Croix-
434 PM AST Wed Sep 25 2024

.TONIGHT...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 9 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: East 4 feet
at 5 seconds and northeast 1 foot at 9 seconds. Scattered showers.
.THURSDAY 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 5 seconds and northeast 1 foot at 9 seconds.
Scattered showers after midnight.
.FRIDAY...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 and northeast 1 foot at 9 seconds. Scattered showers.
.FRIDAY 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 6 seconds. Numerous showers.
.SATURDAY...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. Scattered showers in the morning.
.SATURDAY NIGHT...East winds 10 to 15 knots. Seas around 3 feet,
occasionally to 4 feet. Scattered showers in the evening, then
numerous showers after midnight.
.SUNDAY...East winds around 10 knots. Seas 2 to 3 feet, occasionally
to 4 feet. Scattered showers in the morning.
.SUNDAY NIGHT...East winds around 10 knots. Seas around 2 feet.
Scattered showers.
.MONDAY...East winds 5 to 10 knots. Seas around 2 feet.
.MONDAY NIGHT...East winds around 5 knots. Seas around 2 feet.

$$

AMZ735-260930-
Coastal Waters of Southern Puerto Rico out 10 NM-
434 PM AST Wed Sep 25 2024

.TONIGHT...East winds 10 to 15 knots with gusts up to 20 knots,
becoming northeast 5 to 10 knots with gusts up to 20 knots after
midnight. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail:
Southeast 2 feet at 5 seconds. Isolated thunderstorms early this
evening. Isolated showers.
.THURSDAY...East winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. Seas 2 to 3 feet, occasionally to 4 feet. Wave
Detail: East 3 feet at 5 seconds. Scattered showers in the
afternoon.
.THURSDAY NIGHT...East winds 10 to 15 knots with gusts up to
25 knots, becoming northeast 5 to 10 knots after midnight. Seas 2 to
4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at
5 seconds. Scattered showers after midnight.
.FRIDAY...East winds 5 to 10 knots, increasing to 10 to 15 knots
with gusts up to 20 knots in the afternoon. Seas 2 to 3 feet,
occasionally to 4 feet. Wave Detail: East 3 feet at 6 seconds.
Scattered showers in the afternoon.
.FRIDAY 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 6 seconds. Scattered showers after midnight.
.SATURDAY...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 6 seconds. Scattered showers in the morning.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Scattered showers in the evening, then
numerous showers after midnight.
.SUNDAY...East winds 5 to 10 knots. Seas around 2 feet. Scattered
showers in the morning.
.SUNDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.
.MONDAY...East winds 5 to 10 knots. Seas around 2 feet.
.MONDAY NIGHT...Northeast winds around 5 knots. Seas around 2 feet.

Winds and seas higher in and near thunderstorms.

$$

AMZ741-260930-
Mona Passage Southward to 17N-
434 PM AST Wed Sep 25 2024

.TONIGHT...East winds 5 to 10 knots, increasing to 10 to 15 knots
with gusts up to 20 knots late this evening and overnight. Seas
around 4 feet, occasionally to 5 feet. Wave Detail: Southeast 3 feet
at 5 seconds and northeast 3 feet at 11 seconds. Isolated showers
this evening. Scattered showers after midnight. Isolated showers
late.
.THURSDAY...East winds 10 to 15 knots with gusts up to 25 knots.
Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet
at 5 seconds and north 3 feet at 11 seconds.
.THURSDAY NIGHT...East winds 10 to 15 knots with gusts up to
20 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail:
East 4 feet at 5 seconds and north 3 feet at 10 seconds. Scattered
showers in the evening.
.FRIDAY...East winds 10 to 15 knots with gusts up to 25 knots. Seas
around 4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at
6 seconds and north 3 feet at 10 seconds.
.FRIDAY NIGHT...East winds 10 to 15 knots with gusts up to 25 knots.
Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet
at 6 seconds and north 4 feet at 12 seconds. Scattered showers in
the evening, then numerous showers after midnight.
.SATURDAY...East winds 10 to 15 knots with gusts up to 20 knots.
Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet
at 6 seconds and north 4 feet at 12 seconds. Scattered showers.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Scattered showers.
.SUNDAY...East winds 5 to 10 knots. Seas 3 to 4 feet, occasionally
to 5 feet.
.SUNDAY NIGHT...East winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Scattered showers.
.MONDAY...East winds 5 to 10 knots. Seas 2 to 4 feet, occasionally
to 5 feet.
.MONDAY NIGHT...East winds around 5 knots. Seas 2 to 3 feet,
occasionally to 4 feet.

$$

AMZ742-260930-
Coastal Waters of Northwestern Puerto Rico out 10 NM-
434 PM AST Wed Sep 25 2024

.TONIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet, occasionally
to 5 feet. Wave Detail: Southeast 2 feet at 5 seconds and north
2 feet at 9 seconds.
.THURSDAY...Northeast winds 5 to 10 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: East 2 feet at 5 seconds.
Scattered showers in the afternoon.
.THURSDAY NIGHT...East winds 5 to 10 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: Northeast 3 feet at 5 seconds
and north 3 feet at 10 seconds. Scattered showers in the evening.
.FRIDAY...East winds 5 to 10 knots. Seas 2 to 4 feet, occasionally
to 5 feet. Wave Detail: North 3 feet at 10 seconds and northeast
2 feet at 6 seconds. Numerous showers in the afternoon.
.FRIDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots.
Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: North 4 feet
at 12 seconds.
.SATURDAY...East winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots in the afternoon. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: North 4 feet at 12 seconds.
Numerous showers and scattered thunderstorms in the afternoon.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas 3 to 5 feet,
occasionally to 6 feet.
.SUNDAY...East winds 5 to 10 knots. Seas 2 to 4 feet, occasionally
to 5 feet. Numerous showers in the afternoon.
.SUNDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet,
occasionally to 5 feet.
.MONDAY...East winds around 5 knots, becoming northwest around
5 knots in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet.
Numerous showers in the afternoon.
.MONDAY NIGHT...East winds around 5 knots. Seas 2 to 3 feet,
occasionally to 4 feet.

Winds and seas higher in and near thunderstorms.

$$

AMZ745-260930-
Coastal Waters of Southwestern Puerto Rico out 10 NM-
434 PM AST Wed Sep 25 2024

.TONIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet, occasionally
to 4 feet. Wave Detail: Southeast 2 feet at 5 seconds and northwest
2 feet at 10 seconds.
.THURSDAY...East winds 5 to 10 knots. Seas 2 to 3 feet, occasionally
to 4 feet. Wave Detail: South 2 feet at 5 seconds and northwest
2 feet at 11 seconds. Scattered showers in the afternoon.
.THURSDAY NIGHT...Northeast winds 5 to 10 knots, diminishing to
around 5 knots after midnight. Seas 2 to 4 feet, occasionally to
5 feet. Wave Detail: Southeast 2 feet at 5 seconds and north 2 feet
at 11 seconds. Scattered showers in the evening.
.FRIDAY...East winds 5 to 10 knots. Seas 2 to 3 feet, occasionally
to 4 feet. Wave Detail: South 2 feet at 6 seconds and northwest
2 feet at 10 seconds. Scattered showers in the afternoon.
.FRIDAY NIGHT...East winds around 5 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Wave Detail: Southeast 2 feet at 6 seconds
and north 2 feet at 10 seconds.
.SATURDAY...East winds 5 to 10 knots. Seas 2 to 3 feet, occasionally
to 4 feet. Wave Detail: Southeast 2 feet at 6 seconds and northwest
2 feet at 12 seconds. Scattered showers in the afternoon.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet.
.SUNDAY...East winds around 5 knots. Seas 2 to 3 feet, occasionally
to 4 feet. Scattered showers in the afternoon.
.SUNDAY NIGHT...East winds around 5 knots. Seas 2 to 3 feet,
occasionally to 4 feet.
.MONDAY...Southeast winds around 5 knots. Seas around 2 feet.
Scattered showers in the afternoon.
.MONDAY NIGHT...East winds around 5 knots. Seas around 2 feet.

$$