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 38 39 40 41 42 43 44 45 46 47 48 49 50
000
FZCA52 TJSJ 280810
CWFSJU

Coastal Waters Forecast
National Weather Service San Juan PR
410 AM AST Fri Feb 28 2020

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.

AMZ700-282115-
410 AM AST Fri Feb 28 2020

.SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS...
Fair weather conditions will prevail across the regional waters
through this weekend, prior to the arrival of a cold front Sunday
night into Monday, at which point showers will become more widespread
and frequent, and stronger. Seas up to 6 feet are expected until this
afternoon in the Atlantic Offshore waters, as well as in and near
the Anegada Passage, associated with a weak northeasterly swell that
will linger through the weekend. Also, increasing seas and winds are
likely early next week.

$$

AMZ710-282115-
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
410 AM AST Fri Feb 28 2020

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TODAY...East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 10 seconds. Isolated
showers.
.TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds.
Northeast swell around 4 feet after midnight. Isolated showers.
.SATURDAY...Southeast winds 5 to 10 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds.
Northeast swell around 4 feet. Isolated showers.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds. East
swell around 4 feet in the evening. Scattered showers.
.SUNDAY...Northeast winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant period 10 seconds. North
swell up to 4 feet. Scattered showers.
.MONDAY...Northeast winds 15 to 20 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant period 8 seconds. North
swell around 4 feet. Numerous showers.
.TUESDAY...Northeast winds 15 to 20 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant period 8 seconds. North
swell up to 4 feet. Numerous showers.

$$

AMZ712-282115-
Coastal Waters of Northern Puerto Rico out 10 NM-
410 AM AST Fri Feb 28 2020

.TODAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds. Isolated
showers.
.TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds. Isolated
showers.
.SATURDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 11 seconds.
Northeast swell around 4 feet. Isolated showers.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet. Dominant period 10 seconds.
Northeast swell around 4 feet. Scattered showers.
.SUNDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 10 seconds.
Scattered showers.
.MONDAY...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant period 8 seconds. North
swell around 4 feet. Numerous showers.
.TUESDAY...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant period 8 seconds. Numerous
showers.

$$

AMZ715-282115-
Coastal Waters of Northern USVI and Culebra out 10 NM-
410 AM AST Fri Feb 28 2020

.TODAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds.
Scattered showers.
.TONIGHT...East winds 5 to 10 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds.
Scattered showers.
.SATURDAY...Southeast winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 10 seconds.
Scattered showers.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 4 feet
with occasional seas up to 5 feet. Dominant period 10 seconds.
Isolated showers.
.SUNDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 10 seconds.
Scattered showers.
.MONDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 8 seconds. Numerous
showers.
.TUESDAY...Northeast winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 8 seconds. Numerous
showers.

$$

AMZ722-282115-
Anegada Passage Southward to 17N-
410 AM AST Fri Feb 28 2020

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TODAY...East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 10 seconds. Isolated
showers.
.TONIGHT...East winds 5 to 10 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds.
Northeast swell around 4 feet after midnight. Scattered showers.
.SATURDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds.
Northeast swell around 4 Feet. Isolated showers.
.SATURDAY NIGHT...East winds around 10 knots. Seas 2 to 4 feet
with occasional seas up to 5 feet. Dominant period 10 seconds.
Isolated showers.
.SUNDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 10 seconds.
Scattered showers.
.MONDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 8 seconds. Scattered
showers.
.TUESDAY...Northeast winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 8 seconds. Scattered
showers.

$$

AMZ725-282115-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico out
10 NM-
410 AM AST Fri Feb 28 2020

.TODAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds.
Scattered showers.
.TONIGHT...East winds 5 to 10 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds. East
swell around 4 feet. Scattered showers.
.SATURDAY...Southeast winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 10 seconds. East
swell around 4 Feet. Scattered showers.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 10 seconds. Isolated
showers.
.SUNDAY...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 10 seconds.
Scattered showers.
.MONDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 8 seconds. Numerous
showers.
.TUESDAY...Northeast winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 8 seconds. Scattered
showers.

$$

AMZ732-282115-
Caribbean Waters of Puerto Rico from 10 NM to 17N-
410 AM AST Fri Feb 28 2020

.TODAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds. Isolated
showers.
.TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds. Isolated
showers.
.SATURDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 10 seconds. Isolated
showers.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 11 seconds. Isolated
showers.
.SUNDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 10 seconds.
Scattered showers.
.MONDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 10 seconds.
Scattered showers.
.TUESDAY...Northeast winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 8 seconds. Scattered
showers.

$$

AMZ735-282115-
Coastal Waters of Southern Puerto Rico out 10 NM-
410 AM AST Fri Feb 28 2020

.TODAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant
period 7 seconds. Isolated showers through the day.
.TONIGHT...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant
period 7 seconds. Isolated showers.
.SATURDAY...East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant
period 10 seconds. Isolated showers.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 3 feet.
Dominant period 10 seconds. Isolated showers.
.SUNDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant
period 10 seconds. Scattered showers.
.MONDAY...Northeast winds 10 to 15 knots. Seas 1 to 3 feet.
Dominant period 8 seconds. Isolated showers.
.TUESDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 8 seconds. Isolated
showers.

$$

AMZ741-282115-
Mona Passage Southward to 17N-
410 AM AST Fri Feb 28 2020

.TODAY...Northeast winds 5 to 10 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds.
.TONIGHT...East winds 5 to 10 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds. Isolated
showers through the night.
.SATURDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 10 seconds. Isolated
showers.
.SATURDAY NIGHT...Northeast winds 5 to 10 knots. Seas 2 to 4 feet
with occasional seas up to 5 feet. Dominant period 10 seconds.
Isolated showers.
.SUNDAY...Northeast winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 10 seconds.
Southeast swell up to 4 feet. Scattered showers.
.MONDAY...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant period 8 seconds. North
swell around 4 feet. Scattered showers.
.TUESDAY...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant period 10 seconds.
Scattered showers.

$$

AMZ742-282115-
Coastal Waters OF Northwestern Puerto Rico out 10 NM-
410 AM AST Fri Feb 28 2020

.TODAY...East winds 5 to 10 knots backing north in the afternoon.
Seas 2 to 4 feet with occasional seas up to 5 feet. Dominant
period 10 seconds.
.TONIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 10 seconds.
Scattered showers through the night.
.SATURDAY...East winds 5 to 10 knots backing northwest in the
afternoon. Seas 2 to 4 feet with occasional seas up to 5 feet.
Dominant period 10 seconds. Isolated showers.
.SATURDAY NIGHT...North winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 10 seconds.
Scattered showers.
.SUNDAY...Northeast winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds. Numerous
showers.
.MONDAY...Northeast winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 10 seconds. Numerous
showers.
.TUESDAY...Northeast winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 8 seconds. Numerous
showers.

$$

AMZ745-282115-
Coastal Waters OF Southwestern Puerto Rico out 10 NM-
410 AM AST Fri Feb 28 2020

.TODAY...East winds 5 to 10 knots backing northwest in the
afternoon. Seas 1 to 3 feet. Dominant period 10 seconds.
.TONIGHT...East winds 5 to 10 knots. Seas 2 feet or less. Dominant
period 10 seconds. Scattered showers through the night.
.SATURDAY...Southeast winds 10 to 15 knots. Seas 2 feet or less.
Dominant period 10 seconds. Isolated showers.
.SATURDAY NIGHT...Northeast winds 5 to 10 knots. Seas 2 feet or
less. Dominant period 10 seconds. Isolated showers.
.SUNDAY...Northeast winds 15 to 20 knots. Seas 1 to 3 feet.
Dominant period 10 seconds. Scattered showers.
.MONDAY...Northeast winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds. Numerous
showers.
.TUESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds. Isolated
showers.

$$



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