Coastal Waters Forecast
Issued by NWS San Juan, PR

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119
FZCA52 TJSJ 211952
CWFSJU

Coastal Waters Forecast
National Weather Service San Juan PR
352 PM AST Sat Sep 21 2024

Puerto Rico and the U.S. Virgin Islands Waters

AMZ700-220815-
352 PM AST Sat Sep 21 2024

.SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS...
A weak surface low pressure to the northeast of the region will
maintain weak and variable winds into the early part of next week.
Showers and isolated thunderstorms will persist across the regional
waters, particularly off the western and southern coastal waters of
Puerto Rico each afternoon.

$$

AMZ711-220815-
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
352 PM AST Sat Sep 21 2024

.TONIGHT...East winds around 5 knots, becoming southeast late. Seas
3 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 4 feet
at 10 seconds. Isolated showers early this evening, then isolated
thunderstorms late this evening. Scattered showers late this evening
and overnight.
.SUNDAY...Southeast winds around 5 knots, becoming southwest in the
afternoon. Seas around 3 feet, occasionally to 4 feet. Wave Detail:
Northeast 3 feet at 9 seconds.
.SUNDAY NIGHT...Northeast winds around 5 knots, becoming southeast
around 5 knots after midnight. Seas around 3 feet, occasionally to
4 feet. Wave Detail: Northeast 3 feet at 10 seconds.
.MONDAY...South winds around 5 knots. Seas around 3 feet,
occasionally to 4 feet. Wave Detail: Northeast 3 feet at 9 seconds
and north 1 foot at 11 seconds.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas around 3 feet,
occasionally to 4 feet. Wave Detail: Northeast 2 feet at 9 seconds
and north 2 feet at 10 seconds.
.TUESDAY...Southeast winds 5 to 10 knots. Seas around 3 feet,
occasionally to 4 feet. Wave Detail: Northeast 2 feet at 10 seconds
and north 2 feet at 10 seconds.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet.
.WEDNESDAY...East winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet.
.WEDNESDAY NIGHT...East winds around 10 knots. Seas around 4 feet,
occasionally to 5 feet.
.THURSDAY...East winds 10 to 15 knots. Seas 4 to 5 feet,
occasionally to 6 feet.
.THURSDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Scattered showers.

Winds and seas higher in and near thunderstorms.

$$

AMZ712-220815-
Coastal Waters of Northern Puerto Rico out 10 NM-
352 PM AST Sat Sep 21 2024

.TONIGHT...Southeast winds around 5 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: Northeast 4 feet at 10 seconds.
Isolated thunderstorms this evening. Scattered showers.
.SUNDAY...Southeast winds around 5 knots, becoming northeast in the
afternoon. Seas around 3 feet, occasionally to 4 feet. Wave Detail:
Northeast 3 feet at 9 seconds.
.SUNDAY NIGHT...Southeast winds around 5 knots. Seas around 3 feet,
occasionally to 4 feet. Wave Detail: Northeast 3 feet at 9 seconds.
.MONDAY...Southeast winds around 5 knots, becoming northeast in the
afternoon. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail:
Northeast 3 feet at 10 seconds. Scattered showers in the afternoon.
.MONDAY NIGHT...East winds 5 to 10 knots, becoming southeast after
midnight. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail:
Northeast 2 feet at 9 seconds and north 1 foot at 11 seconds.
.TUESDAY...Southeast winds around 5 knots, becoming northeast in the
afternoon. Seas around 3 feet, occasionally to 4 feet. Wave Detail:
Northeast 2 feet at 10 seconds and north 2 feet at 10 seconds.
Scattered showers in the afternoon.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas around 3 feet,
occasionally to 4 feet.
.WEDNESDAY...East winds 5 to 10 knots, becoming northeast 10 to
15 knots in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet.
.WEDNESDAY NIGHT...East winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. Seas around 4 feet, occasionally to 5 feet.
.THURSDAY...East winds 10 to 15 knots. Seas 4 to 5 feet,
occasionally to 6 feet.
.THURSDAY NIGHT...East winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. Seas 4 to 5 feet, occasionally to 6 feet.

Winds and seas higher in and near thunderstorms.

$$

AMZ716-220815-
Coastal Waters from Cabo San Juan to the waters between Anegada
Island and Virgin Gorda and North 10 NM-
352 PM AST Sat Sep 21 2024

.TONIGHT...Southeast winds around 5 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: Northeast 4 feet at 10 seconds.
Isolated showers.
.SUNDAY...Southeast winds around 5 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Wave Detail: Northeast 3 feet at 9 seconds.
.SUNDAY NIGHT...Southeast winds around 5 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Wave Detail: Northeast 3 feet at 9 seconds.
Scattered showers in the evening.
.MONDAY...South winds around 5 knots. Seas 2 to 3 feet, occasionally
to 4 feet. Wave Detail: Northeast 3 feet at 10 seconds.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Wave Detail: Northeast 2 feet at 9 seconds
and north 1 foot at 10 seconds.
.TUESDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Wave Detail: Northeast 2 feet at 10 seconds
and north 1 foot at 10 seconds.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Scattered showers.
.WEDNESDAY...East winds around 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet.
.WEDNESDAY NIGHT...East winds around 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet.
.THURSDAY...East winds 10 to 15 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Scattered showers in the afternoon.
.THURSDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Scattered showers.

$$

AMZ723-220815-
Anegada Passage east of Virgin Gorda and Saint Croix south to 17N-
352 PM AST Sat Sep 21 2024

.TONIGHT...East winds around 5 knots. Seas around 3 feet,
occasionally to 4 feet. Wave Detail: Northeast 3 feet at 10 seconds
and south 1 foot at 5 seconds. Isolated showers.
.SUNDAY...Southeast winds around 5 knots. Seas around 3 feet,
occasionally to 4 feet. Wave Detail: Northeast 3 feet at 9 seconds
and south 1 foot at 6 seconds.
.SUNDAY NIGHT...East winds around 5 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Wave Detail: Northeast 2 feet at 10 seconds
and south 1 foot at 6 seconds.
.MONDAY...Southeast winds around 5 knots. Seas around 2 feet. Wave
Detail: Northeast 2 feet at 9 seconds and south 1 foot at 6 seconds.
.MONDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Northeast 2 feet at 10 seconds and south 1 foot at
6 seconds.
.TUESDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds and northeast 2 feet at
10 seconds.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet.
.WEDNESDAY...East winds 10 to 15 knots. Seas around 3 feet,
occasionally to 4 feet.
.WEDNESDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Scattered showers.
.THURSDAY...East winds 10 to 15 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Scattered showers.
.THURSDAY NIGHT...East winds 10 to 15 knots. Seas around 4 feet,
occasionally to 5 feet. Scattered showers.

$$

AMZ726-220815-
Coastal waters east of Puerto Rico, around Vieques, and around and
just north of Culebra and Saint John-
352 PM AST Sat Sep 21 2024

.TONIGHT...Southeast winds around 5 knots. Seas around 2 feet. Wave
Detail: Northeast 2 feet at 9 seconds and south 1 foot at 5 seconds.
Isolated showers.
.SUNDAY...Southeast winds around 5 knots. Seas around 2 feet. Wave
Detail: Northeast 2 feet at 9 seconds and south 1 foot at 5 seconds.
Scattered showers in the morning.
.SUNDAY NIGHT...Southeast winds around 5 knots. Seas around 2 feet.
Wave Detail: South 1 foot at 6 seconds and northeast 1 foot at
9 seconds.
.MONDAY...South winds around 5 knots. Seas around 2 feet. Wave
Detail: South 1 foot at 5 seconds and northeast 1 foot at 9 seconds.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 1 foot at 6 seconds and northeast 1 foot at
9 seconds.
.TUESDAY...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 1 foot at 5 seconds and northeast 1 foot at
9 seconds.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.
Scattered showers.
.WEDNESDAY...East winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Scattered showers.
.THURSDAY...East winds 10 to 15 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Scattered showers in the afternoon.
.THURSDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Scattered showers.

$$

AMZ733-220815-
Caribbean waters of Puerto Rico from 10 NM to 17N, including the
coastal waters of Saint Croix-
352 PM AST Sat Sep 21 2024

.TONIGHT...East winds around 5 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 5 seconds and northeast 2 feet at
10 seconds. Isolated showers.
.SUNDAY...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 5 seconds and northeast 1 foot at
9 seconds.
.SUNDAY NIGHT...East winds around 5 knots, becoming southeast after
midnight. Seas around 2 feet. Wave Detail: Southeast 2 feet at
6 seconds and northeast 1 foot at 9 seconds.
.MONDAY...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds and northeast 1 foot at
9 seconds.
.MONDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds and northeast 1 foot at
9 seconds.
.TUESDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds and northeast 1 foot at
9 seconds.
.TUESDAY NIGHT...East winds around 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Scattered showers.
.WEDNESDAY...East winds 10 to 15 knots. Seas 2 to 3 feet,
occasionally to 4 feet.
.WEDNESDAY NIGHT...East winds 10 to 15 knots. Seas around 3 feet,
occasionally to 4 feet.
.THURSDAY...East winds 10 to 15 knots. Seas around 3 feet,
occasionally to 4 feet. Scattered showers in the afternoon.
.THURSDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Scattered showers.

$$

AMZ735-220815-
Coastal Waters of Southern Puerto Rico out 10 NM-
352 PM AST Sat Sep 21 2024

.TONIGHT...East winds around 5 knots. Seas 1 foot or less. Wave
Detail: South 1 foot at 5 seconds and east 1 foot at 9 seconds.
.SUNDAY...East winds 5 to 10 knots, becoming southeast in the
afternoon. Seas 1 foot or less, then around 2 feet in the afternoon.
Wave Detail: South 1 foot at 5 seconds, becoming southeast 2 feet at
5 seconds.
.SUNDAY NIGHT...East winds around 5 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds.
.MONDAY...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds.
.MONDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds.
.TUESDAY...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.
.WEDNESDAY...East winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. Seas around 2 feet.
.WEDNESDAY NIGHT...East winds 10 to 15 knots, becoming northeast
5 to 10 knots after midnight. Seas 2 to 3 feet, occasionally to
4 feet.
.THURSDAY...Northeast winds 5 to 10 knots, becoming east 10 to
15 knots in the afternoon. Seas 2 to 3 feet, occasionally to 4 feet.
.THURSDAY NIGHT...East winds 10 to 15 knots, becoming northeast 5 to
10 knots after midnight. Seas 2 to 3 feet, occasionally to 4 feet.

$$

AMZ741-220815-
Mona Passage Southward to 17N-
352 PM AST Sat Sep 21 2024

.TONIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet, occasionally
to 5 feet. Wave Detail: Northeast 3 feet at 10 seconds and southeast
2 feet at 5 seconds. Isolated showers.
.SUNDAY...East winds 5 to 10 knots, becoming southeast in the
afternoon. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail:
Northeast 3 feet at 10 seconds and southeast 2 feet at 5 seconds.
.SUNDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Wave Detail: Northeast 3 feet at 9 seconds
and southeast 2 feet at 6 seconds.
.MONDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Wave Detail: Southeast 2 feet at 6 seconds
and northeast 2 feet at 9 seconds.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Wave Detail: Southeast 2 feet at 6 seconds
and northeast 2 feet at 9 seconds.
.TUESDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Wave Detail: Southeast 2 feet at 6 seconds
and northeast 2 feet at 9 seconds.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas around 3 feet,
occasionally to 4 feet.
.WEDNESDAY...East winds 5 to 10 knots. Seas around 3 feet,
occasionally to 4 feet.
.WEDNESDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet,
occasionally to 5 feet.
.THURSDAY...East winds 10 to 15 knots. Seas around 4 feet,
occasionally to 5 feet.
.THURSDAY NIGHT...East winds 5 to 10 knots, increasing to 10 to
15 knots after midnight. Seas around 4 feet, occasionally to 5 feet.
Scattered showers.

$$

AMZ742-220815-
Coastal Waters of Northwestern Puerto Rico out 10 NM-
352 PM AST Sat Sep 21 2024

.TONIGHT...East winds around 5 knots. Seas 2 to 4 feet, occasionally
to 5 feet. Wave Detail: Northeast 3 feet at 10 seconds. Isolated
showers.
.SUNDAY...Southeast winds around 5 knots, becoming west around
5 knots in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet.
Wave Detail: Northeast 3 feet at 9 seconds and south 1 foot at
5 seconds.
.SUNDAY NIGHT...Northeast winds around 5 knots, becoming southeast
around 5 knots after midnight. Seas 2 to 3 feet, occasionally to
4 feet. Wave Detail: Northeast 3 feet at 9 seconds and south 1 foot
at 5 seconds.
.MONDAY...South winds around 5 knots. Seas 2 to 3 feet, occasionally
to 4 feet. Wave Detail: Northeast 2 feet at 9 seconds and south
1 foot at 5 seconds. Scattered showers in the afternoon.
.MONDAY NIGHT...Southeast winds around 5 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Wave Detail: Northeast 2 feet at 10 seconds
and south 1 foot at 6 seconds.
.TUESDAY...Southeast winds around 5 knots, becoming north in the
afternoon. Seas 2 to 3 feet, occasionally to 4 feet. Wave Detail:
Northeast 2 feet at 9 seconds and north 2 feet at 10 seconds.
Scattered showers in the afternoon.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet.
.WEDNESDAY...Northeast winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Scattered showers in the afternoon.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet,
occasionally to 5 feet.
.THURSDAY...Northeast winds 5 to 10 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Scattered showers in the afternoon.
.THURSDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Scattered showers.

$$

AMZ745-220815-
Coastal Waters of Southwestern Puerto Rico out 10 NM-
352 PM AST Sat Sep 21 2024

.TONIGHT...East winds around 5 knots. Seas 1 foot or less. Wave
Detail: South 1 foot at 4 seconds and north 1 foot at 8 seconds.
.SUNDAY...Southeast winds around 5 knots, becoming south around
5 knots in the afternoon. Seas 1 foot or less, then around 2 feet in
the afternoon. Wave Detail: South 1 foot at 5 seconds and northwest
1 foot at 9 seconds, becoming south 1 foot at 5 seconds and
northwest 1 foot at 8 seconds.
.SUNDAY NIGHT...East winds around 5 knots. Seas 1 foot or less. Wave
Detail: South 1 foot at 5 seconds and northwest 1 foot at 8 seconds.
.MONDAY...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 1 foot at 6 seconds. Scattered showers in the
afternoon.
.MONDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 1 foot at 5 seconds.
.TUESDAY...Southeast winds around 5 knots. Seas around 2 feet. Wave
Detail: South 1 foot at 6 seconds and northwest 1 foot at
11 seconds. Scattered showers in the afternoon.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.
.WEDNESDAY...East winds around 5 knots. Seas around 2 feet.
Scattered showers in the afternoon.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet,
occasionally to 4 feet.
.THURSDAY...East winds 5 to 10 knots. Seas 2 to 3 feet, occasionally
to 4 feet. Scattered showers in the afternoon.
.THURSDAY NIGHT...East winds around 5 knots. Seas 2 to 3 feet,
occasionally to 4 feet. Scattered showers.

$$