282  
FZPN28 KNHC 270357  
OFFPZ8  
 
OFFSHORE WATERS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
857 PM PDT TUE AUG 26 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.  
 
PMZ101-271600-  
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,  
COLOMBIA, AND WITHIN 750 NM OF ECUADOR  
857 PM PDT TUE AUG 26 2025  
   
SYNOPSIS
 
LONG-PERIOD, CROSS-EQUATORIAL SWELL WILL PRODUCE  
ROUGH SEAS OVER THE ECUADOR AND GALAPAGOS ISLANDS WATERS THROUGH  
TONIGHT, THEN GRADUALLY SUBSIDE WED. ELSEWHERE, FRESH TO STRONG E  
TO NE GAP WINDS WILL PULSE IN THE GULF OF PAPAGAYO THROUGH WED.  
 

 
 
PMZ111-271600-  
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-  
857 PM PDT TUE AUG 26 2025  
   
TONIGHT
 
NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S SWELL.  
PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH  
THE NIGHT.    
WED
 
E WINDS 10 TO 15 KT, SHIFTING TO SE TO S IN THE  
AFTERNOON. SEAS 6 TO 8 FT IN S SWELL. PERIOD 14 SECONDS.  
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.    
WED NIGHT
 
E TO SE WINDS 10 KT. SEAS 5 TO 7 FT IN S SWELL.  
PERIOD 13 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS.    
THU
 
E TO SE WINDS 10 KT. SEAS 4 TO 6 FT IN SE TO S SWELL.  
PERIOD 13 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH  
THE DAY.    
THU NIGHT
 
E TO SE WINDS 10 KT. SEAS 4 TO 6 FT IN SE TO S  
SWELL. PERIOD 11 SECONDS.    
FRI
 
E WINDS 10 KT. SEAS 4 TO 6 FT IN SE TO S SWELL. PERIOD  
14 SECONDS.    
FRI NIGHT
 
E TO SE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
SAT
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 17 SECONDS.    
SAT NIGHT
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
SUN
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
SUN NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S  
TO SW SWELL. PERIOD 15 SECONDS.  
 

 
 
PMZ113-271600-  
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA  
AND PAPAGAYO-  
857 PM PDT TUE AUG 26 2025  
   
TONIGHT
 
E TO SE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN S SWELL.  
PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH  
THE NIGHT.    
WED
 
E WINDS 10 TO 15 KT, SHIFTING TO SE TO S IN THE  
AFTERNOON. SEAS 6 TO 8 FT IN S SWELL. PERIOD 14 SECONDS.  
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.    
WED NIGHT
 
SE TO S WINDS 10 KT, SHIFTING TO NW TO N LATE. SEAS  
4 TO 6 FT IN S SWELL. PERIOD 13 SECONDS.  
SCATTERED SHOWERS AND ISOLATED TSTMS.    
THU
 
NE WINDS 10 KT, SHIFTING TO SE TO S IN THE AFTERNOON.  
SEAS 4 TO 6 FT IN S SWELL. PERIOD 12 SECONDS. SCATTERED SHOWERS  
AND ISOLATED TSTMS THROUGH THE DAY.    
THU NIGHT
 
S WINDS 10 KT. SEAS 4 TO 6 FT IN S SWELL. PERIOD  
11 SECONDS.    
FRI
 
S WINDS 10 KT. SEAS 4 TO 6 FT IN S SWELL. PERIOD  
14 SECONDS.    
FRI NIGHT
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
SAT
 
SW WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
17 SECONDS.    
SAT NIGHT
 
SW WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
SUN
 
W WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
15 SECONDS.    
SUN NIGHT
 
W WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.  
 

 
 
PMZ115-271600-  
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-  
857 PM PDT TUE AUG 26 2025  
   
TONIGHT
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO  
PENINSULA, AND SW 10 KT ELSEWHERE. SEAS 6 TO 8 FT IN S SWELL.  
PERIOD 14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH  
THE NIGHT.    
WED
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,  
AND SW 10 KT ELSEWHERE. SEAS 5 TO 7 FT IN S SWELL. PERIOD  
14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
DAY.    
WED NIGHT
 
SW TO W WINDS 10 KT. SEAS 5 TO 7 FT IN S SWELL.  
PERIOD 13 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS.    
THU
 
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING SW TO W 10 KT IN THE AFTERNOON. ELSEWHERE, SW WINDS  
10 TO 15 KT. SEAS 5 TO 7 FT IN S SWELL. PERIOD 13 SECONDS.  
SCATTERED SHOWERS AND ISOLATED TSTMS.    
THU NIGHT
 
SW TO W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S  
SWELL. PERIOD 11 SECONDS.    
FRI
 
SW WINDS 10 KT. SEAS 4 TO 6 FT IN S SWELL. PERIOD  
14 SECONDS.    
FRI NIGHT
 
SW TO W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO  
SW SWELL. PERIOD 15 SECONDS.    
SAT
 
SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 17 SECONDS.    
SAT NIGHT
 
SW TO W WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO  
SW SWELL. PERIOD 16 SECONDS.    
SUN
 
SW TO W WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
SUN NIGHT
 
SW TO W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO  
SW SWELL. PERIOD 15 SECONDS.  
 

 
 
PMZ117-271600-  
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-  
857 PM PDT TUE AUG 26 2025  
   
TONIGHT
 
SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS  
THROUGH THE NIGHT.    
WED
 
GULF OF PANAMA, VARIABLE WINDS LESS THAN 5 KT, BECOMING W  
10 KT IN THE AFTERNOON. ELSEWHERE, SW WINDS 10 TO 15 KT. SEAS  
5 TO 7 FT IN S TO SW SWELL. PERIOD 14 SECONDS. SCATTERED SHOWERS  
AND ISOLATED TSTMS THROUGH THE DAY.    
WED NIGHT
 
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS. NUMEROUS SHOWERS AND SCATTERED TSTMS  
THROUGH THE NIGHT.    
THU
 
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 13 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH  
THE DAY.    
THU NIGHT
 
SW TO W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
11 SECONDS.    
FRI
 
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 14 SECONDS.    
FRI NIGHT
 
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 16 SECONDS.    
SAT
 
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD  
17 SECONDS.    
SAT NIGHT
 
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 16 SECONDS.    
SUN
 
SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
SUN NIGHT
 
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.  
 

 
 
PMZ119-271600-  
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-  
857 PM PDT TUE AUG 26 2025  
   
TONIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.    
WED
 
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S SWELL.  
PERIOD 13 SECONDS.    
WED NIGHT
 
S TO SW WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. PERIOD  
13 SECONDS.    
THU
 
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S SWELL.  
PERIOD 12 SECONDS.    
THU NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
14 SECONDS.    
FRI
 
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 18 SECONDS.    
FRI NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW  
SWELL. PERIOD 17 SECONDS.    
SAT
 
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL.  
PERIOD 16 SECONDS.    
SAT NIGHT
 
S TO SW WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN SW  
SWELL. PERIOD 15 SECONDS.    
SUN
 
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
SUN NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO  
SW SWELL. PERIOD 15 SECONDS.  
 

 
 
PMZ121-271600-  
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-  
857 PM PDT TUE AUG 26 2025  
   
TONIGHT
 
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S SWELL.  
PERIOD 13 SECONDS.    
WED
 
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SE TO S SWELL.  
PERIOD 13 SECONDS.    
WED NIGHT
 
S WINDS 15 TO 20 KT. SEAS 5 TO 7 FT IN SE TO S  
SWELL. PERIOD 11 SECONDS.    
THU
 
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SE TO S SWELL.  
PERIOD 11 SECONDS.    
THU NIGHT
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
14 SECONDS.    
FRI
 
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 18 SECONDS.    
FRI NIGHT
 
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
SAT
 
S WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
SAT NIGHT
 
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
SUN
 
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
SUN NIGHT
 
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.  
 

 
 
PMZ123-271600-  
OFFSHORE GALAPAGOS ISLANDS-  
857 PM PDT TUE AUG 26 2025  
   
TONIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SE TO S  
SWELL. PERIOD 13 SECONDS.    
WED
 
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SE TO S  
SWELL. PERIOD 12 SECONDS.    
WED NIGHT
 
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SE TO S  
SWELL. PERIOD 11 SECONDS.    
THU
 
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SE TO S  
SWELL. PERIOD 14 SECONDS.    
THU NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S  
SWELL. PERIOD 14 SECONDS.    
FRI
 
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 13 SECONDS.    
FRI NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO  
SW SWELL. PERIOD 14 SECONDS.    
SAT
 
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
SAT NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO  
SW SWELL. PERIOD 14 SECONDS.    
SUN
 
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 12 SECONDS.    
SUN NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO  
SW SWELL. PERIOD 12 SECONDS.  
 

 
 
FORECASTER RAMOS  
 
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