267  
FZPN28 KNHC 130855  
OFFPZ8  
 
OFFSHORE WATERS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
155 AM PDT SAT SEP 13 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.  
 
PMZ101-132100-  
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,  
COLOMBIA, AND WITHIN 750 NM OF ECUADOR  
155 AM PDT SAT SEP 13 2025  
   
SYNOPSIS
 
MODERATE TO FRESH SOUTHERLY WINDS WILL PREVAIL  
SOUTH OF THE MONSOON TROUGH THROUGH AT LEAST MIDWEEK. A LONG-  
PERIOD SOUTHERN HEMISPHERE SWELL WILL MOVE THROUGH THE REGIONAL  
WATERS STARTING TODAY, LEADING TO ROUGH SEAS IN THE OFFSHORE OF  
SOUTH AMERICA THIS WEEKEND, AND OVER THE CENTRAL AMERICA WATERS  
BY EARLY NEXT WEEK.  
 

 
 
PMZ111-132100-  
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-  
155 AM PDT SAT SEP 13 2025  
   
TODAY
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S TO  
SW SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED  
TSTMS THROUGH THE DAY.    
TONIGHT
 
E WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH  
THE NIGHT.    
SUN
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS  
THROUGH THE DAY.    
SUN NIGHT
 
E TO SE WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS  
THROUGH THE NIGHT.    
MON
 
SE WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD  
17 SECONDS.    
MON NIGHT
 
SE WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
TUE
 
S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD  
15 SECONDS.    
TUE NIGHT
 
S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS.    
WED
 
W WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD  
14 SECONDS.    
WED NIGHT
 
S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS.  
 

 
 
PMZ113-132100-  
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA  
AND PAPAGAYO-  
155 AM PDT SAT SEP 13 2025  
   
TODAY
 
SE WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
DAY.    
TONIGHT
 
VARIABLE WINDS LESS THAN 5 KT OFFSHORE GULF OF  
PAPAGAYO, AND SE TO S 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS  
THROUGH THE NIGHT.    
SUN
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH  
THE DAY.    
SUN NIGHT
 
S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH  
THE NIGHT.    
MON
 
S TO SW WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 17 SECONDS.    
MON NIGHT
 
S TO SW WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
TUE
 
SW TO W WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
TUE NIGHT
 
W WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS.    
WED
 
W TO NW WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS.    
WED NIGHT
 
W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.  
 

 
 
PMZ115-132100-  
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-  
155 AM PDT SAT SEP 13 2025  
   
TODAY
 
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN  
5 KT, BECOMING W 10 KT IN THE AFTERNOON. ELSEWHERE, SW WINDS  
10 TO 15 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD 15 SECONDS.  
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.    
TONIGHT
 
SW TO W WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH  
THE NIGHT.    
SUN
 
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING SW TO W 10 KT IN THE AFTERNOON. ELSEWHERE, SW WINDS  
10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD 19 SECONDS.  
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.    
SUN NIGHT
 
SW TO W WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS  
THROUGH THE NIGHT.    
MON
 
SW TO W WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
MON NIGHT
 
W WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
TUE
 
SW TO W WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
TUE NIGHT
 
W WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
WED
 
SW TO W WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.    
WED NIGHT
 
SW TO W WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO  
SW SWELL. PERIOD 14 SECONDS.  
 

 
 
PMZ117-132100-  
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-  
155 AM PDT SAT SEP 13 2025  
   
TODAY
 
SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
DAY.    
TONIGHT
 
SW TO W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW  
SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS  
THROUGH THE NIGHT.    
SUN
 
GULF OF PANAMA, VARIABLE WINDS LESS THAN 5 KT, BECOMING  
SW TO W 10 KT IN THE AFTERNOON. ELSEWHERE, SW WINDS 10 TO 15 KT.  
SEAS 6 TO 8 FT IN SW SWELL. PERIOD 19 SECONDS. SCATTERED SHOWERS  
AND ISOLATED TSTMS THROUGH THE DAY.    
SUN NIGHT
 
SW TO W WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW  
SWELL. PERIOD 19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS  
THROUGH THE NIGHT.    
MON
 
SW TO W WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW SWELL.  
PERIOD 17 SECONDS.    
MON NIGHT
 
SW TO W WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW  
SWELL. PERIOD 16 SECONDS.    
TUE
 
SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL. PERIOD  
15 SECONDS.    
TUE NIGHT
 
SW WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN SW SWELL.  
PERIOD 15 SECONDS.    
WED
 
SW WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN SW SWELL. PERIOD  
14 SECONDS.    
WED NIGHT
 
SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW SWELL.  
PERIOD 14 SECONDS.  
 

 
 
PMZ119-132100-  
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-  
155 AM PDT SAT SEP 13 2025  
   
TODAY
 
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 14 SECONDS.    
TONIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW  
SWELL. PERIOD 19 SECONDS.    
SUN
 
SW TO W WINDS 10 KT GULF OF GUAYAQUIL, AND S TO SW 15 TO  
20 KT ELSEWHERE. SEAS 6 TO 9 FT IN SW SWELL. PERIOD 19 SECONDS.    
SUN NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW  
SWELL. PERIOD 17 SECONDS.    
MON
 
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW SWELL.  
PERIOD 15 SECONDS.    
MON NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW  
SWELL. PERIOD 15 SECONDS.    
TUE
 
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL.  
PERIOD 15 SECONDS.    
TUE NIGHT
 
S TO SW WINDS 15 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.    
WED
 
SW TO W WINDS 10 KT GULF OF GUAYAQUIL, AND S TO SW 15 TO  
20 KT ELSEWHERE. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD  
14 SECONDS.    
WED NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO  
SW SWELL. PERIOD 13 SECONDS.  
 

 
 
PMZ121-132100-  
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-  
155 AM PDT SAT SEP 13 2025  
   
TODAY
 
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
TONIGHT
 
S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.  
PERIOD 19 SECONDS.    
SUN
 
S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.  
PERIOD 18 SECONDS.    
SUN NIGHT
 
S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
MON
 
S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
MON NIGHT
 
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
TUE
 
S WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
TUE NIGHT
 
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.    
WED
 
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS.    
WED NIGHT
 
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 13 SECONDS.  
 

 
 
PMZ123-132100-  
OFFSHORE GALAPAGOS ISLANDS-  
155 AM PDT SAT SEP 13 2025  
   
TODAY
 
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 19 SECONDS.    
TONIGHT
 
S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.  
PERIOD 19 SECONDS.    
SUN
 
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW  
SWELL. PERIOD 18 SECONDS.    
SUN NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO  
SW SWELL. PERIOD 16 SECONDS.    
MON
 
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
MON NIGHT
 
S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS.    
TUE
 
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.    
TUE NIGHT
 
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.    
WED
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS.    
WED NIGHT
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
13 SECONDS.  
 

 
 
FORECASTER DELGADO  
 
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