Coastal Waters Forecast
Issued by NWS San Juan, PR

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000
FZCA52 TJSJ 172002
CWFSJU

Coastal Waters Forecast
National Weather Service San Juan PR
402 PM AST Sat Feb 17 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.

AMZ700-180830-
402 PM AST Sat Feb 17 2018

.SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS...
Surface high pressure will build once again north of the region
through next week. Moderate trades will prevail through the weekend
and become stronger on Monday through mid week. Seas will continue
gradually subside today, but will become hazardous again by late
Sunday.

$$

AMZ710-180830-
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
402 PM AST Sat Feb 17 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY EVENING THROUGH
WEDNESDAY Morning...

.TONIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 8 seconds. Scattered
showers.
.SUNDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 7 seconds. Scattered
showers.
.SUNDAY NIGHT...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 7 seconds. North
swell around 4 feet after midnight. Isolated showers.
.MONDAY...East winds 15 to 20 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 7 seconds. North
swell around 4 feet. Isolated showers.
.MONDAY NIGHT...East winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 8 seconds. North
swell around 4 feet. Isolated showers.
.TUESDAY...East winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 8 seconds. North
swell around 4 feet. Isolated showers.
.WEDNESDAY...East winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 12 seconds. North
swell 4 to 8 feet. Isolated showers.
.THURSDAY...East winds 15 to 20 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 12 seconds.
Northeast swell 4 to 8 feet. Scattered showers.

$$

AMZ712-180830-
Coastal Waters of Northern Puerto Rico out 10 NM-
402 PM AST Sat Feb 17 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY EVENING THROUGH
WEDNESDAY Morning...

.TONIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 8 seconds. Scattered
showers.
.SUNDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 7 seconds. Scattered
showers.
.SUNDAY NIGHT...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 7 seconds. Isolated
showers.
.MONDAY...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 7 seconds. North
swell around 4 feet. Isolated showers.
.MONDAY NIGHT...East winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 7 seconds. North
swell around 4 feet. Isolated showers.
.TUESDAY...East winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 8 seconds. North
swell around 4 feet. Scattered showers.
.WEDNESDAY...East winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 12 seconds. North
swell 4 to 8 feet. Scattered showers.
.THURSDAY...East winds 15 to 20 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 12 seconds.
Northeast swell 4 to 8 feet. Scattered showers.

$$

AMZ715-180830-
Coastal Waters of Northern USVI and Culebra out 10 NM-
402 PM AST Sat Feb 17 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY EVENING THROUGH
WEDNESDAY Morning...

.TONIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 8 seconds. Scattered
showers.
.SUNDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 7 seconds. Scattered
showers.
.SUNDAY NIGHT...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 7 seconds. Scattered
showers.
.MONDAY...East winds 15 to 20 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 7 seconds. North
swell around 4 feet. Isolated showers.
.MONDAY NIGHT...Northeast winds 20 to 25 knots. Seas 6 to 8 feet
with occasional seas up to 10 feet. Dominant Period 8 seconds.
North swell around 4 feet. Isolated showers.
.TUESDAY...Northeast winds 20 to 25 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 8 seconds. North
swell around 4 feet. Scattered showers.
.WEDNESDAY...Northeast winds 20 to 25 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 12 seconds. North
swell 4 to 8 feet. Isolated showers.
.THURSDAY...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 12 seconds. North
swell 4 to 7 feet. Scattered showers.

$$

AMZ722-180830-
Anegada Passage Southward to 17N-
402 PM AST Sat Feb 17 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY EVENING THROUGH
WEDNESDAY Morning...

.TONIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 8 seconds. Scattered
showers.
.SUNDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 7 seconds. Scattered
showers.
.SUNDAY NIGHT...East winds 20 to 25 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 7 seconds. North
swell around 4 feet after midnight. Isolated showers.
.MONDAY...East winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 7 seconds. North
swell around 4 feet. Isolated showers.
.MONDAY NIGHT...Northeast winds 20 to 25 knots. Seas 6 to 8 feet
with occasional seas up to 10 feet. Dominant Period 7 seconds.
North swell around 4 feet. Isolated showers.
.TUESDAY...East winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 7 seconds. North
swell around 4 feet. Isolated showers.
.WEDNESDAY...Northeast winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 12 seconds.
Northeast swell 4 to 8 feet. Isolated showers.
.THURSDAY...East winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 12 seconds.
Northeast swell around 8 feet. Isolated showers.

$$

AMZ725-180830-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico out
10 NM-
402 PM AST Sat Feb 17 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY EVENING THROUGH
WEDNESDAY Morning...

.TONIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 8 seconds. Scattered
showers.
.SUNDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 7 seconds. Scattered
showers.
.SUNDAY NIGHT...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 7 seconds. North
swell around 4 feet after midnight. Scattered showers.
.MONDAY...East winds 15 to 20 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 7 seconds. North
swell around 4 feet. Isolated showers.
.MONDAY NIGHT...Northeast winds 20 to 25 knots. Seas 6 to 8 feet
with occasional seas up to 10 feet. Dominant Period 7 seconds.
North swell around 4 feet. Isolated showers.
.TUESDAY...Northeast winds 20 to 25 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 7 seconds. North
swell around 4 feet. Isolated showers.
.WEDNESDAY...Northeast winds 20 to 25 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 12 seconds.
Northeast swell 4 to 8 feet. Scattered showers.
.THURSDAY...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 12 seconds.
Northeast swell 4 to 7 feet. Scattered showers.

$$

AMZ732-180830-
Caribbean Waters of Puerto Rico from 10 NM to 17N-
402 PM AST Sat Feb 17 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY EVENING THROUGH
WEDNESDAY Morning...

.TONIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 8 seconds. Isolated
showers.
.SUNDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 7 seconds. Isolated
showers.
.SUNDAY NIGHT...East winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 7 seconds. North
swell around 4 feet. Isolated showers.
.MONDAY...East winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 7 seconds. North
swell around 4 feet. Isolated showers.
.MONDAY NIGHT...East winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 8 seconds. North
swell around 4 feet. Isolated showers.
.TUESDAY...Northeast winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 7 seconds. North
swell around 4 feet. Isolated showers.
.WEDNESDAY...Northeast winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 12 seconds. North
swell 4 to 8 feet. Isolated showers.
.THURSDAY...East winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 12 seconds.
Northeast swell 4 to 8 feet. Isolated showers.

$$

AMZ735-180830-
Coastal Waters of Southern Puerto Rico out 10 NM-
402 PM AST Sat Feb 17 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY EVENING THROUGH
WEDNESDAY Morning...

.TONIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 7 seconds.
.SUNDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 7 seconds. Isolated
showers.
.SUNDAY NIGHT...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 7 seconds. Isolated
showers through the night.
.MONDAY...East winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 7 seconds. East
swell around 4 feet. Isolated showers.
.MONDAY NIGHT...Northeast winds 20 to 25 knots. Seas 6 to 8 feet
with occasional seas up to 10 feet. Dominant Period 8 seconds.
East swell around 4 feet. Isolated showers.
.TUESDAY...Northeast winds 20 to 25 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 8 seconds. Southeast
swell around 4 feet. Isolated showers.
.WEDNESDAY...Northeast winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 8 seconds. Southeast
swell around 4 feet. Isolated showers.
.THURSDAY...Northeast winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 10 seconds.
Southeast swell around 4 feet. Isolated showers.

$$

AMZ741-180830-
Mona Passage Southward to 17N-
402 PM AST Sat Feb 17 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY EVENING THROUGH
WEDNESDAY Morning...

.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.
.SUNDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 7 seconds. Isolated
showers.
.SUNDAY NIGHT...East winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 7 seconds.
Northeast swell around 4 feet. Isolated showers through the night.
.MONDAY...East winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 7 seconds.
Northeast swell around 4 feet. Isolated showers.
.MONDAY NIGHT...East winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 8 seconds.
Northeast swell around 4 feet. Isolated showers.
.TUESDAY...Northeast winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 8 seconds.
Northeast swell around 4 feet. Isolated showers.
.WEDNESDAY...East winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 11 seconds.
Northeast swell 4 to 8 feet. Isolated showers.
.THURSDAY...East winds 15 to 20 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant Period 12 seconds.
Northeast swell 4 to 8 feet. Isolated showers.

$$

AMZ742-180830-
Coastal Waters OF Northwestern Puerto Rico out 10 NM-
402 PM AST Sat Feb 17 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.
.SUNDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 7 seconds. Isolated
showers.
.SUNDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 7 seconds. Isolated
showers through the night.
.MONDAY...Northeast winds 20 to 25 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 7 seconds. Isolated
showers.
.MONDAY NIGHT...Northeast winds 15 to 20 knots. Seas 5 to 7 feet
with occasional seas up to 9 feet. Dominant Period 8 seconds.
Southwest swell around 4 feet after midnight. Isolated showers.
.TUESDAY...Northeast winds 20 to 25 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 8 seconds. North
swell around 4 feet. Isolated showers.
.WEDNESDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant Period 12 seconds. North
swell 4 to 8 feet. Isolated showers.
.THURSDAY...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant Period 12 seconds.
Northeast swell 4 to 8 feet. Isolated showers.

$$

AMZ745-180830-
Coastal Waters OF Southwestern Puerto Rico out 10 NM-
402 PM AST Sat Feb 17 2018

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

$$



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