984  
FZCA52 TJSJ 120708  
CWFSJU  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE SAN JUAN PR  
308 AM AST FRI SEP 12 2025  
 
PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS  
 
AMZ700-122015-  
308 AM AST FRI SEP 12 2025  
   
SYNOPSIS FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS WATERS
 
 
A SURFACE HIGH PRESSURE ACROSS THE CENTRAL ATLANTIC AND A FRONT OVER  
THE WESTERN ATLANTIC WILL PROMOTE LIGHT TO MODERATE EAST TO SOUTHEAST  
WINDS THROUGH THE WEEKEND. AFTERNOON SHOWERS AND THUNDERSTORMS ARE LIKELY  
EACH DAY, PARTICULARLY OVER THE NORTHWESTERN COASTAL WATERS OF  
PUERTO RICO AND OVER THE MONA PASSAGE.  
 

 
 
AMZ711-122015-  
ATLANTIC WATERS OF PUERTO RICO AND USVI FROM 10 NM TO 19.5N-  
308 AM AST FRI SEP 12 2025  
   
TODAY
 
EAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET. WAVE DETAIL:  
EAST 3 FEET AT 8 SECONDS AND NORTHWEST 1 FOOT AT 9 SECONDS.  
SCATTERED SHOWERS, MAINLY THIS MORNING.    
TONIGHT
 
EAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO 20 KNOTS. SEAS  
3 TO 4 FEET. WAVE DETAIL: EAST 3 FEET AT 8 SECONDS AND NORTHWEST  
1 FOOT AT 8 SECONDS. SCATTERED SHOWERS.    
SATURDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING EAST 10 TO  
15 KNOTS WITH GUSTS UP TO 20 KNOTS IN THE AFTERNOON. SEAS 3 TO  
4 FEET. WAVE DETAIL: EAST 3 FEET AT 8 SECONDS AND NORTH 1 FOOT AT  
8 SECONDS. SCATTERED SHOWERS IN THE MORNING.    
SATURDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 3 TO 4 FEET. WAVE DETAIL: EAST 3 FEET AT 5 SECONDS  
AND EAST 3 FEET AT 9 SECONDS. SCATTERED SHOWERS AFTER MIDNIGHT.    
SUNDAY
 
EAST WINDS 10 TO 15 KNOTS, INCREASING TO 15 TO 20 KNOTS IN  
THE AFTERNOON. SEAS 3 TO 5 FEET. WAVE DETAIL: EAST 4 FEET AT  
5 SECONDS AND NORTHEAST 2 FEET AT 9 SECONDS.    
SUNDAY NIGHT
 
EAST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO 30 KNOTS.  
SEAS AROUND 5 FEET. WAVE DETAIL: EAST 5 FEET AT 9 SECONDS AND EAST  
4 FEET AT 6 SECONDS. SCATTERED SHOWERS.    
MONDAY
 
EAST WINDS 15 TO 20 KNOTS, DIMINISHING TO 10 TO 15 KNOTS  
IN THE AFTERNOON. SEAS 4 TO 5 FEET.    
MONDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET.    
TUESDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET. SCATTERED  
SHOWERS IN THE AFTERNOON.    
TUESDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 5 TO 6 FEET.  
SCATTERED SHOWERS.  
 

 
 
AMZ712-122015-  
COASTAL WATERS OF NORTHERN PUERTO RICO OUT 10 NM-  
308 AM AST FRI SEP 12 2025  
   
TODAY
 
EAST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO 15 KNOTS WITH  
GUSTS UP TO 20 KNOTS THIS AFTERNOON. SEAS AROUND 3 FEET. WAVE  
DETAIL: NORTHEAST 3 FEET AT 8 SECONDS AND NORTHWEST 1 FOOT AT  
9 SECONDS. ISOLATED SHOWERS EARLY THIS MORNING. SCATTERED SHOWERS  
LATE THIS MORNING AND AFTERNOON. ISOLATED THUNDERSTORMS THIS  
AFTERNOON.    
TONIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 3 FEET. WAVE  
DETAIL: EAST 3 FEET AT 8 SECONDS AND NORTHWEST 1 FOOT AT 9 SECONDS.  
SCATTERED SHOWERS.    
SATURDAY
 
EAST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO 15 KNOTS  
WITH GUSTS UP TO 20 KNOTS IN THE AFTERNOON. SEAS AROUND 3 FEET. WAVE  
DETAIL: NORTHEAST 3 FEET AT 8 SECONDS AND EAST 2 FEET AT 4 SECONDS.  
SCATTERED SHOWERS IN THE AFTERNOON.    
SATURDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS, BECOMING SOUTHEAST 5 TO  
10 KNOTS AFTER MIDNIGHT. SEAS 3 TO 4 FEET. WAVE DETAIL: EAST 3 FEET  
AT 5 SECONDS AND NORTHEAST 2 FEET AT 8 SECONDS. SCATTERED SHOWERS.    
SUNDAY
 
EAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO 20 KNOTS,  
INCREASING TO 15 TO 20 KNOTS WITH GUSTS UP TO 30 KNOTS IN THE  
AFTERNOON. SEAS 3 TO 4 FEET. WAVE DETAIL: EAST 4 FEET AT 5 SECONDS  
AND NORTHEAST 2 FEET AT 10 SECONDS. SCATTERED SHOWERS.    
SUNDAY NIGHT
 
EAST WINDS 15 TO 20 KNOTS, DIMINISHING TO 10 TO  
15 KNOTS AFTER MIDNIGHT. SEAS 4 TO 5 FEET. WAVE DETAIL: EAST 4 FEET  
AT 6 SECONDS AND NORTHEAST 2 FEET AT 10 SECONDS. SCATTERED SHOWERS.    
MONDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.    
MONDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS AROUND 4 FEET.    
TUESDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS AROUND 4 FEET. SCATTERED  
SHOWERS.    
TUESDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS, DIMINISHING TO 5 TO  
10 KNOTS AFTER MIDNIGHT. SEAS AROUND 4 FEET. SCATTERED SHOWERS.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
AMZ716-122015-  
COASTAL WATERS FROM CABO SAN JUAN TO THE WATERS BETWEEN ANEGADA  
ISLAND AND VIRGIN GORDA AND NORTH 10 NM-  
308 AM AST FRI SEP 12 2025  
   
TODAY
 
EAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET. WAVE DETAIL:  
EAST 2 FEET AT 8 SECONDS AND NORTHEAST 1 FOOT AT 12 SECONDS.  
SCATTERED SHOWERS EARLY THIS MORNING, THEN ISOLATED SHOWERS LATE  
THIS MORNING AND AFTERNOON.    
TONIGHT
 
EAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: SOUTHEAST 2 FEET AT 4 SECONDS AND EAST 2 FEET AT 8 SECONDS.  
SCATTERED SHOWERS.    
SATURDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: SOUTHEAST 2 FEET AT 4 SECONDS AND NORTHEAST 2 FEET AT  
8 SECONDS. SCATTERED SHOWERS.    
SATURDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 2 TO 4 FEET. WAVE DETAIL: EAST 3 FEET AT 4 SECONDS  
AND NORTHEAST 2 FEET AT 10 SECONDS. SCATTERED SHOWERS.    
SUNDAY
 
EAST WINDS AROUND 15 KNOTS WITH GUSTS UP TO 25 KNOTS. SEAS  
3 TO 4 FEET. WAVE DETAIL: EAST 3 FEET AT 5 SECONDS AND NORTH 1 FOOT  
AT 7 SECONDS. SCATTERED SHOWERS IN THE AFTERNOON.    
SUNDAY NIGHT
 
EAST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO 25 KNOTS.  
SEAS 3 TO 4 FEET. WAVE DETAIL: EAST 4 FEET AT 5 SECONDS AND  
NORTHEAST 2 FEET AT 9 SECONDS. NUMEROUS SHOWERS.    
MONDAY
 
EAST WINDS 15 TO 20 KNOTS, DIMINISHING TO 10 TO 15 KNOTS  
IN THE AFTERNOON. SEAS 3 TO 4 FEET. SCATTERED SHOWERS IN THE  
MORNING.    
MONDAY NIGHT
 
EAST WINDS AROUND 15 KNOTS. SEAS 3 TO 4 FEET.  
SCATTERED SHOWERS.    
TUESDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET. SCATTERED  
SHOWERS.    
TUESDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.  
SCATTERED SHOWERS.  
 

 
 
AMZ723-122015-  
ANEGADA PASSAGE EAST OF VIRGIN GORDA AND SAINT CROIX SOUTH TO 17N-  
308 AM AST FRI SEP 12 2025  
   
TODAY
 
EAST WINDS AROUND 10 KNOTS. SEAS AROUND 3 FEET. WAVE  
DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS AND EAST 2 FEET AT 8 SECONDS.  
ISOLATED SHOWERS THIS MORNING, THEN SCATTERED SHOWERS EARLY THIS  
AFTERNOON. ISOLATED SHOWERS LATE.    
TONIGHT
 
EAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO 20 KNOTS. SEAS  
AROUND 3 FEET. WAVE DETAIL: EAST 3 FEET AT 4 SECONDS AND EAST 2 FEET  
AT 8 SECONDS.    
SATURDAY
 
EAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO 20 KNOTS.  
SEAS AROUND 3 FEET. WAVE DETAIL: EAST 3 FEET AT 5 SECONDS AND  
NORTHEAST 2 FEET AT 9 SECONDS. SCATTERED SHOWERS IN THE AFTERNOON.    
SATURDAY NIGHT
 
EAST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 3 TO 5 FEET. WAVE DETAIL: EAST 4 FEET AT 5 SECONDS  
AND NORTHEAST 2 FEET AT 10 SECONDS. SCATTERED SHOWERS.    
SUNDAY
 
EAST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO 25 KNOTS. SEAS  
4 TO 5 FEET. WAVE DETAIL: EAST 4 FEET AT 6 SECONDS AND NORTHEAST  
3 FEET AT 9 SECONDS. SCATTERED SHOWERS IN THE AFTERNOON.    
SUNDAY NIGHT
 
EAST WINDS AROUND 15 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 4 TO 5 FEET. WAVE DETAIL: EAST 4 FEET AT 5 SECONDS  
AND NORTHEAST 4 FEET AT 8 SECONDS. NUMEROUS SHOWERS.    
MONDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET. SCATTERED  
SHOWERS.    
MONDAY NIGHT
 
EAST WINDS AROUND 15 KNOTS. SEAS 4 TO 5 FEET.  
SCATTERED SHOWERS.    
TUESDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET. SCATTERED  
SHOWERS IN THE AFTERNOON.    
TUESDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET.  
SCATTERED SHOWERS.  
 

 
 
AMZ726-122015-  
COASTAL WATERS EAST OF PUERTO RICO, AROUND VIEQUES, AND AROUND AND  
JUST NORTH OF CULEBRA AND SAINT JOHN-  
308 AM AST FRI SEP 12 2025  
   
TODAY
 
EAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET. WAVE DETAIL:  
EAST 2 FEET AT 8 SECONDS AND SOUTHEAST 1 FOOT AT 5 SECONDS.  
SCATTERED SHOWERS EARLY THIS MORNING, THEN ISOLATED SHOWERS LATE  
THIS MORNING AND AFTERNOON.    
TONIGHT
 
EAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS AND EAST 2 FEET AT 8 SECONDS.  
SCATTERED SHOWERS.    
SATURDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS AND EAST 2 FEET AT 8 SECONDS.  
SCATTERED SHOWERS.    
SATURDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 2 TO 4 FEET. WAVE DETAIL: EAST 3 FEET AT 4 SECONDS  
AND EAST 2 FEET AT 8 SECONDS. SCATTERED SHOWERS.    
SUNDAY
 
EAST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO 25 KNOTS. SEAS  
3 TO 5 FEET. WAVE DETAIL: EAST 4 FEET AT 5 SECONDS AND EAST 1 FOOT  
AT 9 SECONDS. SCATTERED SHOWERS.    
SUNDAY NIGHT
 
EAST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO 25 KNOTS.  
SEAS 3 TO 4 FEET. WAVE DETAIL: EAST 4 FEET AT 7 SECONDS. NUMEROUS  
SHOWERS.    
MONDAY
 
EAST WINDS 15 TO 20 KNOTS, DIMINISHING TO 10 TO 15 KNOTS  
IN THE AFTERNOON. SEAS 3 TO 4 FEET. SCATTERED SHOWERS IN THE  
MORNING.    
MONDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.  
SCATTERED SHOWERS.    
TUESDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET. SCATTERED  
SHOWERS IN THE AFTERNOON.    
TUESDAY NIGHT
 
EAST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO  
15 KNOTS AFTER MIDNIGHT. SEAS 3 TO 4 FEET. SCATTERED SHOWERS.  
 

 
 
AMZ733-122015-  
CARIBBEAN WATERS OF PUERTO RICO FROM 10 NM TO 17N, INCLUDING THE  
COASTAL WATERS OF SAINT CROIX-  
308 AM AST FRI SEP 12 2025  
   
TODAY
 
EAST WINDS AROUND 10 KNOTS. SEAS AROUND 3 FEET. WAVE  
DETAIL: EAST 2 FEET AT 7 SECONDS. SCATTERED SHOWERS EARLY THIS  
MORNING, THEN ISOLATED SHOWERS LATE THIS MORNING AND AFTERNOON.    
TONIGHT
 
EAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO 20 KNOTS. SEAS  
AROUND 3 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS AND EAST  
2 FEET AT 8 SECONDS.    
SATURDAY
 
EAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO 20 KNOTS.  
SEAS AROUND 3 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS AND  
NORTHEAST 2 FEET AT 8 SECONDS.    
SATURDAY NIGHT
 
EAST WINDS AROUND 15 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS AROUND 3 FEET. WAVE DETAIL: EAST 3 FEET AT 5 SECONDS  
AND EAST 2 FEET AT 8 SECONDS. SCATTERED SHOWERS.    
SUNDAY
 
EAST WINDS AROUND 15 KNOTS WITH GUSTS UP TO 25 KNOTS. SEAS  
3 TO 4 FEET. WAVE DETAIL: EAST 4 FEET AT 5 SECONDS AND NORTHEAST  
1 FOOT AT 9 SECONDS. SCATTERED SHOWERS IN THE AFTERNOON.    
SUNDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO 25 KNOTS.  
SEAS 3 TO 4 FEET. WAVE DETAIL: EAST 4 FEET AT 6 SECONDS AND  
NORTHEAST 2 FEET AT 9 SECONDS. NUMEROUS SHOWERS.    
MONDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET. SCATTERED  
SHOWERS.    
MONDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS AROUND 4 FEET.  
SCATTERED SHOWERS.    
TUESDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET. SCATTERED  
SHOWERS.    
TUESDAY NIGHT
 
EAST WINDS AROUND 10 KNOTS. SEAS 3 TO 4 FEET.  
SCATTERED SHOWERS.  
 

 
 
AMZ735-122015-  
COASTAL WATERS OF SOUTHERN PUERTO RICO OUT 10 NM-  
308 AM AST FRI SEP 12 2025  
   
TODAY
 
EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE DETAIL:  
SOUTHEAST 2 FEET AT 6 SECONDS. ISOLATED SHOWERS.    
TONIGHT
 
EAST WINDS 5 TO 10 KNOTS WITH GUSTS UP TO 20 KNOTS. SEAS  
2 TO 3 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS.    
SATURDAY
 
EAST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO 15 KNOTS  
WITH GUSTS UP TO 20 KNOTS IN THE AFTERNOON. SEAS 2 TO 3 FEET. WAVE  
DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS.    
SATURDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT  
5 SECONDS. SCATTERED SHOWERS AFTER MIDNIGHT.    
SUNDAY
 
EAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO 25 KNOTS. SEAS  
2 TO 3 FEET. WAVE DETAIL: EAST 3 FEET AT 5 SECONDS. SCATTERED  
SHOWERS IN THE AFTERNOON.    
SUNDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO 25 KNOTS.  
SEAS 2 TO 3 FEET. WAVE DETAIL: EAST 3 FEET AT 5 SECONDS. NUMEROUS  
SHOWERS.    
MONDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET. SCATTERED  
SHOWERS.    
MONDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.    
TUESDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET. SCATTERED  
SHOWERS IN THE MORNING.    
TUESDAY NIGHT
 
NORTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET.  
SCATTERED SHOWERS.  
 

 
 
AMZ741-122015-  
MONA PASSAGE SOUTHWARD TO 17N-  
308 AM AST FRI SEP 12 2025  
   
TODAY
 
EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE DETAIL:  
EAST 3 FEET AT 7 SECONDS AND NORTH 1 FOOT AT 9 SECONDS. ISOLATED  
SHOWERS LATE THIS MORNING AND AFTERNOON.    
TONIGHT
 
EAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO 20 KNOTS. SEAS  
2 TO 3 FEET. WAVE DETAIL: EAST 3 FEET AT 7 SECONDS AND NORTH 1 FOOT  
AT 9 SECONDS.    
SATURDAY
 
EAST WINDS 10 TO 15 KNOTS, DIMINISHING TO 5 TO 10 KNOTS  
IN THE AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT  
5 SECONDS AND EAST 2 FEET AT 8 SECONDS.    
SATURDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. SEAS AROUND 3 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT  
5 SECONDS AND NORTH 1 FOOT AT 7 SECONDS.    
SUNDAY
 
EAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO 25 KNOTS. SEAS  
AROUND 3 FEET. WAVE DETAIL: NORTHEAST 3 FEET AT 7 SECONDS AND  
NORTHEAST 1 FOOT AT 11 SECONDS.    
SUNDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO 25 KNOTS.  
SEAS AROUND 3 FEET. WAVE DETAIL: EAST 3 FEET AT 5 SECONDS AND NORTH  
1 FOOT AT 9 SECONDS. SCATTERED SHOWERS.    
MONDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET. SCATTERED  
SHOWERS IN THE AFTERNOON.    
MONDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.  
SCATTERED SHOWERS.    
TUESDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.    
TUESDAY NIGHT
 
EAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET.  
SCATTERED SHOWERS.  
 

 
 
AMZ742-122015-  
COASTAL WATERS OF NORTHWESTERN PUERTO RICO OUT 10 NM-  
308 AM AST FRI SEP 12 2025  
   
TODAY
 
EAST WINDS AROUND 5 KNOTS, BECOMING NORTHWEST EARLY THIS  
AFTERNOON, THEN BECOMING EAST LATE. SEAS AROUND 2 FEET. WAVE DETAIL:  
SOUTH 1 FOOT AT 6 SECONDS AND NORTHEAST 1 FOOT AT 8 SECONDS.  
NUMEROUS SHOWERS WITH ISOLATED THUNDERSTORMS EARLY THIS AFTERNOON.  
SCATTERED SHOWERS WITH ISOLATED THUNDERSTORMS LATE.    
TONIGHT
 
EAST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE  
DETAIL: SOUTHEAST 1 FOOT AT 5 SECONDS AND NORTH 1 FOOT AT 9 SECONDS.  
SCATTERED SHOWERS IN THE EVENING.    
SATURDAY
 
NORTHEAST WINDS AROUND 5 KNOTS. SEAS AROUND 2 FEET. WAVE  
DETAIL: SOUTHEAST 1 FOOT AT 4 SECONDS AND NORTH 1 FOOT AT 8 SECONDS.  
NUMEROUS SHOWERS IN THE AFTERNOON.    
SATURDAY NIGHT
 
EAST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE  
DETAIL: EAST 1 FOOT AT 5 SECONDS AND NORTH 1 FOOT AT 7 SECONDS.    
SUNDAY
 
EAST WINDS AROUND 5 KNOTS, BECOMING NORTHEAST IN THE  
AFTERNOON. SEAS AROUND 2 FEET. WAVE DETAIL: EAST 2 FEET AT 5 SECONDS  
AND NORTH 1 FOOT AT 7 SECONDS. NUMEROUS SHOWERS IN THE AFTERNOON.    
SUNDAY NIGHT
 
EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS AND NORTH 1 FOOT AT 9 SECONDS.  
SCATTERED SHOWERS.    
MONDAY
 
EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. NUMEROUS  
SHOWERS IN THE AFTERNOON.    
MONDAY NIGHT
 
EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET.    
TUESDAY
 
EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. NUMEROUS  
SHOWERS IN THE AFTERNOON.    
TUESDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS, DIMINISHING TO 5 TO  
10 KNOTS AFTER MIDNIGHT. SEAS 2 TO 4 FEET.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
AMZ745-122015-  
COASTAL WATERS OF SOUTHWESTERN PUERTO RICO OUT 10 NM-  
308 AM AST FRI SEP 12 2025  
   
TODAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE  
DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS AND NORTHWEST 1 FOOT AT  
9 SECONDS. ISOLATED SHOWERS LATE THIS MORNING. SCATTERED SHOWERS  
THIS AFTERNOON.    
TONIGHT
 
EAST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE  
DETAIL: EAST 2 FEET AT 5 SECONDS AND NORTHWEST 1 FOOT AT 9 SECONDS.    
SATURDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE  
DETAIL: SOUTHEAST 2 FEET AT 4 SECONDS AND NORTHWEST 1 FOOT AT  
8 SECONDS. SCATTERED SHOWERS IN THE AFTERNOON.    
SATURDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. SEAS AROUND 2 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT  
5 SECONDS AND NORTHWEST 1 FOOT AT 8 SECONDS.    
SUNDAY
 
EAST WINDS 5 TO 10 KNOTS, BECOMING SOUTHEAST 10 TO  
15 KNOTS IN THE AFTERNOON. GUSTS UP TO 25 KNOTS. SEAS AROUND 2 FEET.  
WAVE DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS AND NORTH 1 FOOT AT  
7 SECONDS.    
SUNDAY NIGHT
 
EAST WINDS 15 TO 20 KNOTS, DIMINISHING TO 10 TO  
15 KNOTS AFTER MIDNIGHT. SEAS 2 TO 3 FEET. WAVE DETAIL: EAST 2 FEET  
AT 4 SECONDS AND NORTH 1 FOOT AT 8 SECONDS. SCATTERED SHOWERS.    
MONDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET. SCATTERED  
SHOWERS IN THE AFTERNOON.    
MONDAY NIGHT
 
EAST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.    
TUESDAY
 
EAST WINDS AROUND 5 KNOTS. SEAS AROUND 2 FEET. SCATTERED  
SHOWERS IN THE AFTERNOON.    
TUESDAY NIGHT
 
EAST WINDS AROUND 5 KNOTS. SEAS AROUND 2 FEET.  
 

 
 
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