663  
FZPN28 KNHC 212139  
OFFPZ8  
 
OFFSHORE WATERS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
239 PM PDT MON APR 21 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.  
 
PMZ101-220945-  
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,  
COLOMBIA, AND WITHIN 750 NM OF ECUADOR  
239 PM PDT MON APR 21 2025  
   
SYNOPSIS
 
FRESH TO STRONG E WINDS AND MODERATE SEAS ARE  
EXPECTED TO PULSE IN THE GULF OF PAPAGAYO THROUGH THU MORNING.  
AFTERWARD, MODERATE TO FRESH WINDS WILL PULSE THROUGH THE WEEKEND.  
MODERATE WINDS FROM THIS GAP EVENT WILL EXTEND TO THE OFFSHORE  
WATERS OF EL SALVADOR AND GUATEMALA TODAY THROUGH THU. GENTLE TO  
LOCALLY MODERATE SOUTHERLY WINDS ARE FORECAST BETWEEN ECUADOR AND  
THE GALAPAGOS ISLANDS THROUGH FRI NIGHT. LOOKING AHEAD,  
SOUTHERLY SWELL WILL REACH THE SOUTHERN GALAPAGOS ISLANDS FRI  
NIGHT WITH SEAS TO 8 FT.  
 

 
 
PMZ111-220945-  
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-  
239 PM PDT MON APR 21 2025  
   
TONIGHT
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING N TO NE 10 KT  
LATE. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
NIGHT.    
TUE
 
E WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
18 SECONDS.    
TUE NIGHT
 
E TO SE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 18 SECONDS.    
WED
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 17 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH  
THE DAY.    
WED NIGHT
 
E WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
THU
 
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 14 SECONDS.    
THU NIGHT
 
E TO SE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
FRI
 
NE TO E WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 18 SECONDS.    
FRI NIGHT
 
E TO SE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
SAT
 
E WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
16 SECONDS.    
SAT NIGHT
 
E TO SE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.  
 

 
 
PMZ113-220945-  
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA  
AND PAPAGAYO-  
239 PM PDT MON APR 21 2025  
   
TONIGHT
 
NE TO E WINDS 20 TO 30 KT OFFSHORE GULF OF PAPAGAYO,  
AND NE 15 TO 20 KT ELSEWHERE. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 18 SECONDS.    
TUE
 
OFFSHORE GULF OF PAPAGAYO, NE TO E WINDS 25 KT,  
DIMINISHING TO 15 KT IN THE AFTERNOON. ELSEWHERE, E WINDS 15 TO  
20 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD 18 SECONDS.    
TUE NIGHT
 
NE TO E WINDS 20 TO 25 KT OFFSHORE GULF OF  
PAPAGAYO, AND NE WINDS 10 TO 15 KT ELSEWHERE. SEAS 5 TO 7 FT IN  
S TO SW SWELL. PERIOD 18 SECONDS. SCATTERED SHOWERS AND ISOLATED  
TSTMS THROUGH THE NIGHT.    
WED
 
E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 17 SECONDS. ISOLATED TSTMS THROUGH THE DAY.    
WED NIGHT
 
E WINDS 15 TO 25 KT OFFSHORE GULF OF PAPAGAYO, AND  
SE 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD 15  
SECONDS.    
THU
 
NE TO E WINDS 20 TO 25 KT OFFSHORE GULF OF PAPAGAYO, AND  
NE TO E 10 TO 15 KT ELSEWHERE. SEAS 5 TO 7 FT. PERIOD  
15 SECONDS.    
THU NIGHT
 
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
FRI
 
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 16 SECONDS.    
FRI NIGHT
 
SE WINDS 10 TO 15 KT OFFSHORE GULF OF PAPAGAYO, AND  
VARIABLE LESS THAN 5 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
SAT
 
NE TO E WINDS 15 TO 20 KT OFFSHORE GULF OF PAPAGAYO, AND  
NE TO E 10 KT ELSEWHERE. SEAS 4 TO 6 FT. PERIOD 16 SECONDS.    
SAT NIGHT
 
SE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.  
 

 
 
PMZ115-220945-  
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-  
239 PM PDT MON APR 21 2025  
   
TONIGHT
 
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
NIGHT.    
TUE
 
NEAR THE AZUERO PENINSULA, NE WINDS 10 KT, SHIFTING TO S  
IN THE AFTERNOON. ELSEWHERE, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING S TO SW 10 KT IN THE AFTERNOON. SEAS 4 TO 6 FT IN S TO  
SW SWELL. PERIOD 18 SECONDS. SCATTERED TSTMS THROUGH THE DAY.    
TUE NIGHT
 
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN  
5 KT, BECOMING N 10 KT LATE. ELSEWHERE, S TO SW WINDS  
10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD 18 SECONDS.  
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE NIGHT.    
WED
 
NEAR THE AZUERO PENINSULA, E WINDS 10 KT, SHIFTING TO W  
IN THE AFTERNOON. ELSEWHERE, VARIABLE WINDS LESS THAN 5 KT. SEAS  
4 TO 6 FT IN S TO SW SWELL. PERIOD 17 SECONDS. SCATTERED SHOWERS  
AND ISOLATED TSTMS THROUGH THE DAY.    
WED NIGHT
 
N TO NE WINDS 10 KT NEAR THE AZUERO PENINSULA, AND  
VARIABLE LESS THAN 5 KT ELSEWHERE. SEAS 3 TO 5 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
THU
 
NE TO E WINDS 10 TO 15 KT NEAR THE AZUERO PENINSULA, AND  
VARIABLE LESS THAN 5 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.    
THU NIGHT
 
NE WINDS 10 KT NEAR THE AZUERO PENINSULA, AND  
VARIABLE LESS THAN 5 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
FRI
 
N TO NE WINDS 10 KT NEAR THE AZUERO PENINSULA, AND  
VARIABLE LESS THAN 5 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
FRI 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 17 SECONDS.    
SAT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
SAT NIGHT
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO  
PENINSULA, AND S TO SW 10 KT ELSEWHERE. SEAS 5 TO 7 FT IN S TO  
SW SWELL. PERIOD 16 SECONDS.  
 

 
 
PMZ117-220945-  
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-  
239 PM PDT MON APR 21 2025  
   
TONIGHT
 
SW TO W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN SW  
SWELL. PERIOD 18 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS  
THROUGH THE NIGHT.    
TUE
 
SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
DAY.    
TUE NIGHT
 
SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
18 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
NIGHT.    
WED
 
GULF OF PANAMA, N WINDS 10 TO 15 KT. ELSEWHERE, VARIABLE  
WINDS LESS THAN 5 KT, BECOMING W TO NW 10 KT IN THE AFTERNOON.  
SEAS 4 TO 6 FT IN SW SWELL. PERIOD 17 SECONDS. SCATTERED SHOWERS  
AND ISOLATED TSTMS THROUGH THE DAY.    
WED NIGHT
 
NW TO N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
THU
 
NW TO N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
14 SECONDS.    
THU NIGHT
 
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
16 SECONDS.    
FRI
 
NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 16 SECONDS.    
FRI NIGHT
 
NW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
SAT
 
W WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
15 SECONDS.    
SAT NIGHT
 
W WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.  
 

 
 
PMZ119-220945-  
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-  
239 PM PDT MON APR 21 2025  
   
TONIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW  
SWELL. PERIOD 18 SECONDS.    
TUE
 
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING SW TO W 10 KT IN THE AFTERNOON. ELSEWHERE, S WINDS  
10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD 18 SECONDS.    
TUE NIGHT
 
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING SW 10 KT LATE. ELSEWHERE, S WINDS 10 KT. SEAS  
5 TO 7 FT IN SW SWELL. PERIOD 17 SECONDS.    
WED
 
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING SW TO W 10 KT IN THE AFTERNOON. ELSEWHERE, S TO SW  
WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD 16 SECONDS.    
WED NIGHT
 
VARIABLE WINDS LESS THAN 5 KT GULF OF GUAYAQUIL,  
AND S 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
15 SECONDS.    
THU
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
16 SECONDS.    
THU NIGHT
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
FRI
 
VARIABLE WINDS LESS THAN 5 KT GULF OF GUAYAQUIL, AND S  
10 KT ELSEWHERE. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
16 SECONDS.    
FRI NIGHT
 
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
SAT
 
S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD  
16 SECONDS.    
SAT NIGHT
 
S TO SW WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.  
 

 
 
PMZ121-220945-  
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-  
239 PM PDT MON APR 21 2025  
   
TONIGHT
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 18 SECONDS.    
TUE
 
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
TUE NIGHT
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
WED
 
SE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
15 SECONDS.    
WED NIGHT
 
SE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
THU
 
SE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
18 SECONDS.    
THU NIGHT
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
FRI
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
FRI NIGHT
 
SE TO S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
SAT
 
SE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
SAT NIGHT
 
SE WINDS 10 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.  
 

 
 
PMZ123-220945-  
OFFSHORE GALAPAGOS ISLANDS-  
239 PM PDT MON APR 21 2025  
   
TONIGHT
 
S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD  
18 SECONDS.    
TUE
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD  
17 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
DAY.    
TUE NIGHT
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 16 SECONDS.    
WED
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD  
15 SECONDS.    
WED NIGHT
 
SE WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD  
16 SECONDS.    
THU
 
SE WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD  
17 SECONDS.    
THU NIGHT
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
FRI
 
SE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
16 SECONDS.    
FRI NIGHT
 
SE TO S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
SAT
 
SE WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD  
16 SECONDS.    
SAT NIGHT
 
SE WINDS 10 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.  
 

 
 
FORECASTER DELGADO  
 
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