205  
FZCA52 TJSJ 230825  
CWFSJU  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE SAN JUAN PR  
425 AM AST SUN JUL 23 2017  
 
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.  
 
AMZ700-232130-  
425 AM AST SUN JUL 23 2017  
   
SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS
 
 
MOISTURE ASSOCIATED WITH A DEPARTING TROPICAL WAVE WILL CONTINUE  
TO RESULT IN PASSING SHOWERS ACROSS THE LOCAL WATERS EARLY THIS  
MORNING. A BROAD SURFACE HIGH PRESSURE ACROSS THE CENTRAL ATLANTIC  
WILL CONTINUE TO PROMOTE FRESH EASTERLY WINDS THROUGH MIDWEEK.  
WINDS ARE EXPECTED TO BECOME MORE EAST SOUTHEAST BY THE END OF THE  
WORKWEEK.  
 

 
 
AMZ710-232130-  
ATLANTIC WATERS OF PUERTO RICO AND USVI FROM 10 NM TO 19.5N-  
425 AM AST SUN JUL 23 2017  
   
TODAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET WITH  
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 8 SECONDS. SCATTERED  
SHOWERS.   
TONIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET WITH  
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED  
SHOWERS.   
MONDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET WITH  
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED  
SHOWERS.   
MONDAY NIGHT
 
EAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET WITH  
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 7 SECONDS. SCATTERED  
SHOWERS.   
TUESDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH  
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS. SCATTERED  
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 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. SCATTERED SHOWERS.  
 

 
 
AMZ712-232130-  
COASTAL WATERS OF NORTHERN PUERTO RICO OUT 10 NM-  
425 AM AST SUN JUL 23 2017  
   
..SMALL CRAFT SHOULD EXERCISE CAUTION
 
 
   
TODAY
 
EAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET WITH  
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 8 SECONDS. ISOLATED  
SHOWERS.   
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 15 TO 20 KNOTS. SEAS 3 TO 5 FEET WITH  
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 7 SECONDS. SCATTERED  
SHOWERS.   
TUESDAY
 
EAST WINDS 15 TO 20 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 1 TO 3 FEET. DOMINANT  
PERIOD 10 SECONDS. ISOLATED SHOWERS.   
THURSDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET. DOMINANT  
PERIOD 10 SECONDS. ISOLATED THUNDERSTORMS. SCATTERED SHOWERS.  
 

 
 
AMZ715-232130-  
COASTAL WATERS OF NORTHERN USVI AND CULEBRA OUT 10 NM-  
425 AM AST SUN JUL 23 2017  
   
TODAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH  
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 8 SECONDS. NUMEROUS  
SHOWERS.   
TONIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH  
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED  
SHOWERS.   
MONDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH  
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 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 7 SECONDS. SCATTERED  
SHOWERS.   
TUESDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH  
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS. SCATTERED  
SHOWERS.   
WEDNESDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET. DOMINANT  
PERIOD 8 SECONDS. SCATTERED SHOWERS.   
THURSDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET. DOMINANT  
PERIOD 8 SECONDS. ISOLATED THUNDERSTORMS. SCATTERED SHOWERS.  
 

 
 
AMZ722-232130-  
ANEGADA PASSAGE SOUTHWARD TO 17N-  
425 AM AST SUN JUL 23 2017  
   
TODAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET WITH  
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 7 SECONDS. NUMEROUS  
SHOWERS.   
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 10 TO 15 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 2 TO 4 FEET WITH  
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED  
SHOWERS.   
TUESDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH  
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS. SCATTERED  
SHOWERS.   
WEDNESDAY
 
SOUTHEAST 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 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH  
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 10 SECONDS.  
SCATTERED SHOWERS.  
 

 
 
AMZ725-232130-  
COASTAL WATERS OF SOUTHERN USVI VIEQUES AND EASTERN PUERTO RICO OUT  
10 NM-  
425 AM AST SUN JUL 23 2017  
   
TODAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET WITH  
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 8 SECONDS. NUMEROUS  
SHOWERS.   
TONIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET WITH  
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED  
SHOWERS.   
MONDAY
 
EAST WINDS 10 TO 15 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 2 TO 4 FEET WITH  
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED  
SHOWERS.   
TUESDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH  
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS. SCATTERED  
SHOWERS.   
WEDNESDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET. DOMINANT  
PERIOD 8 SECONDS. SCATTERED 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  
THUNDERSTORMS. SCATTERED SHOWERS.  
 

 
 
AMZ732-232130-  
CARIBBEAN WATERS OF PUERTO RICO FROM 10 NM TO 17N-  
425 AM AST SUN JUL 23 2017  
   
TODAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH  
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED  
SHOWERS.   
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 15 TO 20 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.   
WEDNESDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET. DOMINANT  
PERIOD 8 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.  
SCATTERED SHOWERS.  
 

 
 
AMZ735-232130-  
COASTAL WATERS OF SOUTHERN PUERTO RICO OUT 10 NM-  
425 AM AST SUN JUL 23 2017  
   
..SMALL CRAFT SHOULD EXERCISE CAUTION
 
 
   
TODAY
 
EAST WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET WITH  
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED  
SHOWERS.   
TONIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH  
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS. 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
 
EAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET WITH  
OCCASIONAL SEAS UP TO 6 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED  
SHOWERS THROUGH THE NIGHT.   
TUESDAY
 
EAST WINDS 15 TO 20 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 1 TO 3 FEET. DOMINANT  
PERIOD 8 SECONDS. ISOLATED SHOWERS.   
THURSDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET. DOMINANT  
PERIOD 10 SECONDS. ISOLATED SHOWERS.  
 

 
 
AMZ741-232130-  
MONA PASSAGE SOUTHWARD TO 17N-  
425 AM AST SUN JUL 23 2017  
   
TODAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH  
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS. SCATTERED  
SHOWERS.   
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 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.   
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.   
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 10 SECONDS.  
SCATTERED SHOWERS.  
 

 
 
AMZ742-232130-  
COASTAL WATERS OF NORTHWESTERN PUERTO RICO OUT 10 NM-  
425 AM AST SUN JUL 23 2017  
   
TODAY
 
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH  
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED  
THUNDERSTORMS IN THE AFTERNOON.   
TONIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH  
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS. ISOLATED  
SHOWERS.   
MONDAY
 
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH  
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS.   
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 THROUGH THE NIGHT.   
TUESDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET. DOMINANT  
PERIOD 7 SECONDS. ISOLATED THUNDERSTORMS, THEN SCATTERED SHOWERS.   
WEDNESDAY
 
EAST WINDS 5 TO 10 KNOTS. SEAS 1 TO 3 FEET. DOMINANT  
PERIOD 7 SECONDS. ISOLATED THUNDERSTORMS. SCATTERED SHOWERS.   
THURSDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 FEET OR LESS.  
DOMINANT PERIOD 7 SECONDS. ISOLATED THUNDERSTORMS. SCATTERED  
SHOWERS.  
 

 
 
AMZ745-232130-  
COASTAL WATERS OF SOUTHWESTERN PUERTO RICO OUT 10 NM-  
425 AM AST SUN JUL 23 2017  
   
TODAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET. DOMINANT  
PERIOD 7 SECONDS. ISOLATED SHOWERS.   
TONIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET. DOMINANT  
PERIOD 7 SECONDS. ISOLATED SHOWERS THROUGH THE NIGHT.   
MONDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH  
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS.   
MONDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET WITH  
OCCASIONAL SEAS UP TO 5 FEET. DOMINANT PERIOD 7 SECONDS.   
TUESDAY
 
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET.  
DOMINANT PERIOD 7 SECONDS. ISOLATED THUNDERSTORMS, THEN ISOLATED  
SHOWERS.   
WEDNESDAY
 
EAST WINDS 5 TO 10 KNOTS. SEAS 2 FEET OR LESS.  
DOMINANT PERIOD 7 SECONDS. ISOLATED SHOWERS.   
THURSDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 FEET OR LESS.  
DOMINANT PERIOD 7 SECONDS. ISOLATED SHOWERS.  
 

 
 
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