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FZCA52 TJSJ 091954
CWFSJU

Coastal Waters Forecast
National Weather Service San Juan PR
354 PM AST Sun Dec 9 2018

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.

AMZ700-100845-
354 PM AST Sun Dec 9 2018

.SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS...
A surface high pressure ridge over the North-central Atlantic will
continue to yield mostly east to southeast winds through Monday. A
frontal boundary over the western Atlantic will move east before
stalling north of the region. Another high pressure ridge will build
eastward into the region Wednesday through Friday with increasing
winds and rough marine conditions through that period.

$$

AMZ710-100845-
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
354 PM AST Sun Dec 9 2018

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TONIGHT...East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 10 seconds. North
swell around 4 feet. Isolated showers.
.MONDAY...Southeast winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 7 seconds. Isolated
showers.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 7 seconds. Isolated
showers.
.TUESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 8 seconds. Isolated
showers.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet. Dominant period 7 seconds.
Isolated showers.
.WEDNESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 8 seconds. Scattered
showers.
.THURSDAY...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant period 10 seconds.
Northwest swell 4 to 7 feet. Scattered showers.
.FRIDAY...East winds 15 to 20 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant period 10 seconds. North
swell 4 to 5 feet. Isolated showers.

$$

AMZ712-100845-
Coastal Waters of Northern Puerto Rico out 10 NM-
354 PM AST Sun Dec 9 2018

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TONIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 10 seconds.
Northwest swell around 4 feet shifting to the northeast after
midnight. Isolated showers through the night.
.MONDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 7 seconds. Isolated
showers.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet. Dominant period 10 seconds.
Isolated showers through the night.
.TUESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 7 seconds. Isolated
showers.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet. Dominant period 8 seconds.
Isolated showers.
.WEDNESDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 8 seconds. Scattered
showers.
.THURSDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds.
Scattered showers.
.FRIDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 10 seconds.
Scattered showers.

$$

AMZ715-100845-
Coastal Waters of Northern USVI and Culebra out 10 NM-
354 PM AST Sun Dec 9 2018

.TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds.
Northwest swell around 4 feet shifting to the north after
midnight. Isolated showers.
.MONDAY...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. Isolated showers.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds. Isolated
showers.
.TUESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 8 seconds. Isolated
showers.
.TUESDAY NIGHT...East winds around 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 10 seconds. Isolated
showers.
.WEDNESDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 10 seconds.
Scattered showers.
.THURSDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds.
Northwest swell around 4 feet. Scattered showers.
.FRIDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds.
Scattered showers.

$$

AMZ722-100845-
Anegada Passage Southward to 17N-
354 PM AST Sun Dec 9 2018

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TONIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 10 seconds. North
swell 4 to 5 feet. Isolated showers.
.MONDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 7 seconds. Isolated
showers.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 7 seconds. Isolated
showers.
.TUESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 7 seconds. Isolated
showers.
.TUESDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 7 seconds. Isolated
showers.
.WEDNESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 7 seconds. Scattered
showers.
.THURSDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 11 seconds. North
swell 4 to 5 feet. Scattered showers.
.FRIDAY...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant period 11 seconds. North
swell 4 to 6 feet. Scattered showers.

$$

AMZ725-100845-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico out
10 NM-
354 PM AST Sun Dec 9 2018

.TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 8 seconds. Northeast
swell around 4 feet in the evening. Isolated showers.
.MONDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 7 seconds. Scattered
showers.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 7 seconds. Isolated
showers.
.TUESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 7 seconds. Isolated
showers.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 7 seconds. Scattered
showers.
.WEDNESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 8 seconds. Scattered
showers.
.THURSDAY...East winds 15 to 20 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 10 seconds. West
swell 4 to 5 feet. Scattered showers.
.FRIDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 11 seconds.
Northeast swell 4 to 5 feet. Scattered showers.

$$

AMZ732-100845-
Caribbean Waters of Puerto Rico from 10 NM to 17N-
354 PM AST Sun Dec 9 2018

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TONIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 7 seconds. Isolated
showers.
.MONDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 7 seconds. Isolated
showers.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 7 seconds. Isolated
showers.
.TUESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 7 seconds. Isolated
showers.
.TUESDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 7 seconds. Isolated
showers.
.WEDNESDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 7 seconds. Isolated
showers.
.THURSDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 11 seconds. North
swell 4 to 5 feet. Scattered showers.
.FRIDAY...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant period 11 seconds. North
swell 4 to 6 feet. Scattered showers.

$$

AMZ735-100845-
Coastal Waters of Southern Puerto Rico out 10 NM-
354 PM AST Sun Dec 9 2018

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TONIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 7 seconds. Isolated
showers.
.MONDAY...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 7 seconds. Isolated
showers.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 7 seconds. Isolated
showers.
.TUESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 7 seconds. Isolated
showers.
.TUESDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 7 seconds. Isolated
showers.
.WEDNESDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 7 seconds. Isolated
showers.
.THURSDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 8 seconds. Isolated
showers.
.FRIDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 8 seconds. Scattered
showers.

$$

AMZ741-100845-
Mona Passage Southward to 17N-
354 PM AST Sun Dec 9 2018

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TONIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 10 seconds. North
swell around 4 feet after midnight. Isolated showers through the
night.
.MONDAY...East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 10 seconds.
Northeast swell around 4 Feet. Isolated showers.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 8 seconds. Isolated
showers through the night.
.TUESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 7 seconds. Isolated
showers.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 7 seconds. Isolated
showers.
.WEDNESDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 8 seconds. Isolated
showers.
.THURSDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 10 seconds. North
swell 4 to 5 feet. Isolated showers.
.FRIDAY...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant period 10 seconds. North
swell 4 to 5 feet. Scattered showers.

$$

AMZ742-100845-
Coastal Waters OF Northwestern Puerto Rico out 10 NM-
354 PM AST Sun Dec 9 2018

.TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds. North
swell around 4 feet after midnight.
.MONDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 10 seconds.
Northeast swell around 4 Feet.
.MONDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 10 seconds.
.TUESDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant
period 8 seconds. Scattered showers.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 3 feet.
Dominant period 10 seconds. Isolated showers.
.WEDNESDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant
period 10 seconds. Scattered showers.
.THURSDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 10 seconds.
Northwest swell around 4 feet. Scattered showers.
.FRIDAY...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 10 seconds. North
swell around 4 feet. Scattered showers.

$$

AMZ745-100845-
Coastal Waters OF Southwestern Puerto Rico out 10 NM-
354 PM AST Sun Dec 9 2018

.TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 8 seconds.
.MONDAY...Southeast winds 15 to 20 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 10 seconds. Isolated
showers.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 8 seconds. Isolated
showers.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 8 seconds. Isolated
showers.
.TUESDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 10 seconds. Isolated
showers.
.WEDNESDAY...Northeast winds 5 to 10 knots. Seas 1 to 3 feet.
Dominant period 10 seconds. Isolated showers.
.THURSDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Dominant
period 10 seconds. Scattered showers.
.FRIDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. Dominant period 8 seconds. Isolated
showers.

$$

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