Coastal Waters Forecast
Issued by NWS San Juan, PR

Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37
000
FZCA52 TJSJ 101429
CWFSJU

Coastal Waters Forecast
National Weather Service San Juan PR
1029 AM AST Wed Aug 10 2022

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.

AMZ700-110315-
1029 AM AST Wed Aug 10 2022

.SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS...
Surface high pressure over the western Atlantic will promote
moderate to locally fresh easterly winds. This will maintain choppy
seas through at least the end of the workweek. A tropical wave will
cross the eastern Caribbean and regional waters today into Thursday,
increasing the potential for shower activity across the local waters.

$$

AMZ710-110315-
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
1029 AM AST Wed Aug 10 2022

.REST OF TODAY...East winds 10 to 15 knots. Gusts up to 25 knots
this afternoon. Seas 3 to 5 feet with occasional seas up to 6
feet. Dominant period 7 seconds. Light swells. Isolated showers.
.TONIGHT...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 7 seconds. Light swells. Isolated showers.
.THURSDAY...East winds 10 to 15 knots. Gusts up to 25 knots in the
afternoon. Seas 2 to 4 feet with occasional seas around 5 feet.
Dominant period 7 seconds. Light swells. Isolated showers.
.THURSDAY 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. Light swells. Isolated showers.
.FRIDAY...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. Light swells. Isolated showers.
.SATURDAY...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. Light swells. Scattered showers with isolated
thunderstorms.
.SUNDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 12 seconds. Light
swells, becoming northeast around 4 feet. Scattered showers.
Isolated thunderstorms through the night.

$$

AMZ712-110315-
Coastal Waters of Northern Puerto Rico out 10 NM-
1029 AM AST Wed Aug 10 2022

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.REST OF TODAY...East winds 15 to 20 knots, increasing to east 15
to 20 knots with gusts up to 25 knots this afternoon. Seas 3 to 5
feet with occasional seas up to 6 feet. Dominant period 7 seconds.
Light swells. Scattered showers.
.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.
Light swells. Isolated showers.
.THURSDAY...East winds 15 to 20 knots, increasing to east 15 to 20
knots with gusts up to 30 knots in the afternoon. Seas 2 to 4 feet
with occasional seas around 5 feet. Dominant period 7 seconds.
Light swells. Numerous showers. Isolated thunderstorms in the
afternoon.
.THURSDAY 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 6 seconds. Light swells. Isolated showers.
.FRIDAY...East winds 15 to 20 knots with gusts up to 30 knots.
Seas 2 to 4 feet with occasional seas around 5 feet. Dominant
period 6 seconds. Light swells. Isolated showers.
.SATURDAY...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. Light swells. Scattered showers with isolated
thunderstorms.
.SUNDAY...East winds 10 to 15 knots with gusts up to 25 knots,
diminishing to east 10 to 15 knots. Seas 1 to 3 feet. Dominant
period 6 seconds, increasing to 10 seconds. Light swells.
Scattered showers. Isolated thunderstorms through the night.

$$

AMZ715-110315-
Coastal Waters of Northern USVI and Culebra out 10 NM-
1029 AM AST Wed Aug 10 2022

.REST OF TODAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 6 seconds. Light
swells. Isolated showers.
.TONIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 6 seconds. Light
swells. Scattered showers.
.THURSDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 6 seconds. Light
swells. Isolated showers.
.THURSDAY NIGHT...East winds 10 to 15 knots. Seas 1 to 3 feet.
Dominant period 6 seconds. Light swells. Isolated showers.
.FRIDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant
period 6 seconds. Light swells. Isolated showers. Isolated
thunderstorms through the night.
.SATURDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant
period 6 seconds. Light swells. Numerous showers with isolated
thunderstorms.
.SUNDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant
period 12 seconds. Light swells, becoming northeast around 4 feet.
Numerous showers with isolated thunderstorms.

$$

AMZ722-110315-
Anegada Passage Southward to 17N-
1029 AM AST Wed Aug 10 2022

.REST OF TODAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 6 seconds. Light
swells. Isolated showers.
.TONIGHT...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. Light swells. Scattered showers.
.THURSDAY...East winds 15 to 20 knots with gusts up to 25 knots,
diminishing to east 15 to 20 knots in the afternoon. Seas 2 to 4
feet with occasional seas around 5 feet. Dominant period 6
seconds. Light swells. Isolated thunderstorms in the morning.
Scattered showers.
.THURSDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 6 seconds. Light
swells. Isolated showers.
.FRIDAY...East winds 10 to 15 knots. Gusts up to 25 knots. Seas 2
to 4 feet with occasional seas around 5 feet. Dominant period 6
seconds. Light swells. Scattered showers. Isolated thunderstorms
through the night.
.SATURDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 6 seconds. Light
swells. Isolated thunderstorms through the day. Scattered showers.
.SUNDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 12 seconds. Light
swells, becoming northeast around 4 feet. Numerous showers with
isolated thunderstorms.

$$

AMZ725-110315-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico out
10 NM-
1029 AM AST Wed Aug 10 2022

.REST OF TODAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 6 seconds. Light
swells. Isolated showers.
.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. Light swells. Scattered showers.
.THURSDAY...East winds 10 to 15 knots. Gusts up to 25 knots in the
morning. Seas 2 to 4 feet with occasional seas around 5 feet.
Dominant period 6 seconds. Light swells. Scattered showers with
isolated thunderstorms.
.THURSDAY NIGHT...East winds 10 to 15 knots. Seas 1 to 3 feet.
Dominant period 6 seconds. Light swells. Isolated showers.
.FRIDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant
period 6 seconds. Light swells. Scattered showers. Isolated
thunderstorms through the night.
.SATURDAY...East winds 10 to 15 knots. Gusts up to 25 knots. Seas
2 to 4 feet with occasional seas around 5 feet. Dominant period 6
seconds. Light swells. Numerous showers with isolated
thunderstorms.
.SUNDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant
period 11 seconds. Light swells, becoming east around 4 feet.
Numerous showers with isolated thunderstorms.

$$

AMZ732-110315-
Caribbean Waters of Puerto Rico from 10 NM to 17N-
1029 AM AST Wed Aug 10 2022

.REST OF TODAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 6 seconds. Light
swells. Isolated showers.
.TONIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 6 seconds. Light
swells. Isolated showers.
.THURSDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 6 seconds. Light
swells. Scattered showers with isolated thunderstorms.
.THURSDAY NIGHT...East winds 15 to 20 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 6 seconds. Light
swells. Isolated thunderstorms in the evening. Isolated showers.
.FRIDAY...East winds 15 to 20 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 6 seconds. Light
swells. Scattered showers. Isolated thunderstorms through the
night.
.SATURDAY...East winds 10 to 15 knots. Gusts up to 25 knots. Seas
2 to 4 feet with occasional seas around 5 feet. Dominant period 6
seconds. Light swells. Scattered showers with isolated
thunderstorms.
.SUNDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 7 seconds,
increasing to 11 seconds. Light swells. Scattered showers.
Isolated thunderstorms through the night.

$$

AMZ735-110315-
Coastal Waters of Southern Puerto Rico out 10 NM-
1029 AM AST Wed Aug 10 2022

.REST OF TODAY...East winds 10 to 15 knots. Gusts up to 25 knots
this afternoon. Seas 2 to 4 feet with occasional seas around 5
feet. Dominant period 6 seconds. Light swells. Isolated showers.
.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. Light swells. Isolated showers.
.THURSDAY...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. Light swells. Scattered showers with isolated
thunderstorms.
.THURSDAY 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. Light swells. Scattered showers.
.FRIDAY...East winds 10 to 15 knots with gusts up to 25 knots.
Seas 1 to 3 feet. Dominant period 6 seconds. Light swells.
Isolated showers.
.SATURDAY...East winds 10 to 15 knots. Gusts up to 25 knots. Seas
2 to 4 feet with occasional seas around 5 feet. Dominant period 6
seconds. Light swells. Scattered showers with isolated
thunderstorms.
.SUNDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant
period 6 seconds. Light swells. Isolated showers. Isolated
thunderstorms through the night.

$$

AMZ741-110315-
Mona Passage Southward to 17N-
1029 AM AST Wed Aug 10 2022

.REST OF TODAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 6 seconds. Light
swells. Isolated showers.
.TONIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 6 seconds. Light
swells. Isolated showers and thunderstorms.
.THURSDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 6 seconds. Light
swells. Isolated showers. Isolated thunderstorms in the afternoon.
.THURSDAY NIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 6 seconds. Light
swells. Isolated thunderstorms in the evening. Numerous showers.
.FRIDAY...East winds 15 to 20 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 6 seconds. Light
swells. Isolated showers.
.SATURDAY...East winds 10 to 15 knots. Gusts up to 25 knots. Seas
2 to 4 feet with occasional seas around 5 feet. Dominant period 6
seconds. Light swells. Scattered showers with isolated
thunderstorms.
.SUNDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas around 5 feet. Dominant period 6 seconds. Light
swells. Isolated showers.

$$

AMZ742-110315-
Coastal Waters of Northwestern Puerto Rico out 10 NM-
1029 AM AST Wed Aug 10 2022

.REST OF TODAY...Northeast winds 5 to 10 knots. Seas 2 to 4 feet
with occasional seas around 5 feet. Dominant period 6 seconds.
Light swells. Isolated thunderstorms this afternoon.
.TONIGHT...East winds 10 to 15 knots with gusts up to 25 knots,
diminishing to east 10 to 15 knots after midnight. Seas 2 to 4
feet with occasional seas around 5 feet. Dominant period 6
seconds. Light swells. Scattered showers with isolated
thunderstorms.
.THURSDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant
period 6 seconds. Light swells. Isolated thunderstorms in the
afternoon.
.THURSDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 3 feet.
Dominant period 6 seconds. Light swells. Scattered showers with
isolated thunderstorms.
.FRIDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant
period 6 seconds. Light swells. Scattered showers.
.SATURDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant
period 6 seconds. Light swells. Isolated thunderstorms through the
day. Scattered showers.
.SUNDAY...East winds 5 to 10 knots. Seas around 2 feet or less.
Dominant period 6 seconds. Light swells. Scattered showers.

$$

AMZ745-110315-
Coastal Waters of Southwestern Puerto Rico out 10 NM-
1029 AM AST Wed Aug 10 2022

.REST OF TODAY...East winds 5 to 10 knots. Seas around 2 feet or
less. Dominant period 6 seconds. Light swells. Isolated
thunderstorms this afternoon.
.TONIGHT...East winds 5 to 10 knots. Seas around 2 feet or less.
Dominant period 6 seconds. Light swells. Scattered showers.
.THURSDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant
period 6 seconds. Light swells. Isolated showers.
.THURSDAY NIGHT...East winds 10 to 15 knots. Seas 1 to 3 feet.
Dominant period 6 seconds. Light swells. Scattered showers with
isolated thunderstorms.
.FRIDAY...East winds 10 to 15 knots with gusts up to 25 knots,
diminishing to east 10 to 15 knots. Seas around 2 feet or less.
Dominant period 6 seconds. Light swells. Isolated showers.
.SATURDAY...East winds 5 to 10 knots. Seas around 2 feet or less.
Dominant period 6 seconds. Light swells. Isolated thunderstorms
through the day. Scattered showers.
.SUNDAY...East winds 5 to 10 knots. Seas around 2 feet or less.
Dominant period 6 seconds. Light swells. Scattered showers.

$$


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.