631  
FZPN28 KNHC 151517  
OFFPZ8  
 
OFFSHORE WATERS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
817 AM PDT FRI AUG 15 2025  
 
OFFSHORE WATERS FORECAST FOR THE E PACIFIC WITHIN 250 NM OF  
CENTRAL AMERICA, COLOMBIA, AND WITHIN 750 NM OF ECUADOR  
 
SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE AVERAGE  
HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE  
MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 
PMZ101-160330-  
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,  
COLOMBIA, AND WITHIN 750 NM OF ECUADOR  
817 AM PDT FRI AUG 15 2025  
   
SYNOPSIS
 
FRESH GAP WINDS AND LOCALLY ROUGH SEAS ACROSS THE  
GULF OF PAPAGAYO AREA WILL SUBSIDE TODAY. ELSEWHERE, MOSTLY LIGHT  
TO GENTLE WESTERLY WINDS WILL CONTINUE ACROSS THE WATERS NORTH  
OF 05N THROUGH THE UPCOMING WEEKEND WHILE GENTLE TO MODERATE  
SOUTHERLY WINDS ARE EXPECTED SOUTH OF 05N. CROSS- EQUATORIAL  
SOUTHERLY SWELL WILL CONTINUE TO PROPAGATE ACROSS THE REGIONAL  
WATERS, KEEPING SEAS IN THE MODERATE RANGE, EXCEPT IN THE LEE OF  
THE GALAPAGOS ISLANDS WHERE SLIGHT SEAS ARE EXPECTED.  
 

 
 
PMZ111-160330-  
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-  
817 AM PDT FRI AUG 15 2025  
   
TODAY
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. PERIOD 14 SECONDS.   
TONIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS  
THROUGH THE NIGHT.    
SAT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.    
SAT NIGHT
 
SE WINDS 10 KT IN THE EVENING, BECOMING VARIABLE  
WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S TO SW SWELL. PERIOD  
13 SECONDS.    
SUN
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S TO SW  
SWELL. PERIOD 13 SECONDS.    
SUN NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S  
TO SW SWELL. PERIOD 14 SECONDS.    
MON
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
MON NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S  
TO SW SWELL. PERIOD 15 SECONDS.    
TUE
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
TUE NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S  
TO SW SWELL. PERIOD 15 SECONDS.  
 

 
 
PMZ113-160330-  
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA  
AND PAPAGAYO-  
817 AM PDT FRI AUG 15 2025  
   
TODAY
 
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. PERIOD  
14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
DAY.    
TONIGHT
 
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
NIGHT.    
SAT
 
VARIABLE WINDS LESS THAN 5 KT OFFSHORE GULF OF PAPAGAYO,  
AND SW 10 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.  
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.    
SAT NIGHT
 
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS.    
SUN
 
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.    
SUN NIGHT
 
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.    
MON
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN SW  
SWELL. PERIOD 16 SECONDS.    
MON NIGHT
 
S WINDS 10 KT OFFSHORE GULF OF PAPAGAYO, AND  
VARIABLE LESS THAN 5 KT ELSEWHERE. SEAS 3 TO 5 FT IN SW SWELL.  
PERIOD 16 SECONDS.    
TUE
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
TUE NIGHT
 
SW WINDS 10 KT OFFSHORE GULF OF PAPAGAYO, AND  
VARIABLE LESS THAN 5 KT ELSEWHERE. SEAS 3 TO 5 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.  
 

 
 
PMZ115-160330-  
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-  
817 AM PDT FRI AUG 15 2025  
   
TODAY
 
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN  
5 KT, BECOMING S TO SW 10 KT IN THE AFTERNOON. ELSEWHERE, SW  
WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS. SCATTERED  
SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.    
TONIGHT
 
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.  
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE NIGHT.    
SAT
 
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING SW TO W 10 KT IN THE AFTERNOON. ELSEWHERE, SW TO W  
WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS. SCATTERED  
SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.    
SAT NIGHT
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO  
PENINSULA, AND SW TO W 10 TO 15 KT ELSEWHERE. SEAS 4 TO 6 FT IN  
S TO SW SWELL. PERIOD 13 SECONDS. SCATTERED TSTMS.    
SUN
 
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 12 SECONDS.    
SUN NIGHT
 
SW TO W WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.    
MON
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,  
AND SW 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
15 SECONDS.    
MON NIGHT
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO  
PENINSULA, AND SW 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S SWELL.  
PERIOD 14 SECONDS.    
TUE
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,  
AND S TO SW 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S SWELL. PERIOD  
14 SECONDS.    
TUE NIGHT
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO  
PENINSULA, AND SW 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.  
 

 
 
PMZ117-160330-  
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-  
817 AM PDT FRI AUG 15 2025  
   
TODAY
 
SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS. NUMEROUS SHOWERS AND SCATTERED TSTMS THROUGH THE  
DAY.    
TONIGHT
 
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS. SCATTERED TSTMS THROUGH THE NIGHT.    
SAT
 
SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.  
SCATTERED TSTMS THROUGH THE DAY.    
SAT NIGHT
 
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. PERIOD  
13 SECONDS. SCATTERED TSTMS THROUGH THE NIGHT.    
SUN
 
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 13 SECONDS.    
SUN NIGHT
 
SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 13 SECONDS.    
MON
 
SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
15 SECONDS.    
MON NIGHT
 
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND  
SW TO W 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
15 SECONDS.    
TUE
 
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND SW  
10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
14 SECONDS.    
TUE NIGHT
 
SW WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.  
 

 
 
PMZ119-160330-  
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-  
817 AM PDT FRI AUG 15 2025  
   
TODAY
 
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
13 SECONDS.    
TONIGHT
 
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
13 SECONDS.    
SAT
 
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
12 SECONDS.    
SAT NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
SUN
 
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
14 SECONDS.    
SUN NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO  
SW SWELL. PERIOD 13 SECONDS.    
MON
 
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.    
MON NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO  
SW SWELL. PERIOD 15 SECONDS.    
TUE
 
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
TUE NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO  
SW SWELL. PERIOD 14 SECONDS.  
 

 
 
PMZ121-160330-  
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-  
817 AM PDT FRI AUG 15 2025  
   
TODAY
 
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.   
TONIGHT
 
S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. PERIOD  
13 SECONDS.    
SAT
 
S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. PERIOD 13 SECONDS.    
SAT NIGHT
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
SUN
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 14 SECONDS.    
SUN NIGHT
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
13 SECONDS.    
MON
 
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S SWELL.  
PERIOD 14 SECONDS.    
MON NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S  
SWELL. PERIOD 15 SECONDS.    
TUE
 
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.    
TUE NIGHT
 
S WINDS 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS.  
 

 
 
PMZ123-160330-  
OFFSHORE GALAPAGOS ISLANDS-  
817 AM PDT FRI AUG 15 2025  
   
TODAY
 
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS.    
TONIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS.    
SAT
 
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS.    
SAT NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
SUN
 
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 13 SECONDS.    
SUN NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S  
SWELL. PERIOD 14 SECONDS.    
MON
 
SE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S SWELL. PERIOD  
14 SECONDS.    
MON NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S SWELL.  
PERIOD 13 SECONDS.    
TUE
 
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 13 SECONDS.    
TUE NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO  
SW SWELL. PERIOD 12 SECONDS.  
 

 
 
FORECASTER ERA  
 
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