827  
FZPN28 KNHC 202055  
OFFPZ8  
 
OFFSHORE WATERS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
155 PM PDT SUN APR 20 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.  
 
PMZ101-210900-  
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,  
COLOMBIA, AND WITHIN 750 NM OF ECUADOR  
155 PM PDT SUN APR 20 2025  
   
SYNOPSIS
 
FRESH TO STRONG E WINDS AND LOCALLY ROUGH SEAS  
ARE EXPECTED TO PULSE IN THE GULF OF PAPAGAYO THROUGH TUE  
MORNING, AND OCCASIONAL MODERATE TO FRESH WINDS ARE EXPECTED IN  
THE REGION THEREAFTER. MODERATE TO LOCALLY FRESH WINDS WILL  
EXTEND THROUGH THE FAR OFFSHORE WATERS OF EL SALVADOR AND  
GUATEMALA EARLY THIS WEEK. LOOKING AHEAD, A LONG- PERIOD  
SOUTHERN HEMISPHERE SWELL WILL SUPPORT ROUGH SEAS IN THE WATERS  
OFFSHORE OF ECUADOR BY LATE WEEK.  
 

 
 
PMZ111-210900-  
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-  
155 PM PDT SUN APR 20 2025  
   
TONIGHT
 
N WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 17 SECONDS.    
MON
 
N WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
17 SECONDS.    
MON NIGHT
 
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.    
TUE
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. PERIOD 18 SECONDS.  
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.    
TUE NIGHT
 
E WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 17 SECONDS.    
WED
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
WED NIGHT
 
E TO SE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
THU
 
E WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
14 SECONDS.    
THU NIGHT
 
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
 
SE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 17 SECONDS.  
 

 
 
PMZ113-210900-  
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA  
AND PAPAGAYO-  
155 PM PDT SUN APR 20 2025  
   
TONIGHT
 
NE TO E WINDS 20 TO 25 KT OFFSHORE GULF OF PAPAGAYO,  
AND N TO NE 10 TO 15 KT ELSEWHERE. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
MON
 
NE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 17 SECONDS.    
MON NIGHT
 
OFFSHORE GULF OF PAPAGAYO, NE TO E WINDS 20 TO  
25 KT. ELSEWHERE, NE TO E WINDS 10 KT, INCREASING TO 15 TO 20 KT  
LATE. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
19 SECONDS.    
TUE
 
E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 18 SECONDS.    
TUE NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
WED
 
E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. PERIOD 16 SECONDS.    
WED NIGHT
 
SE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
THU
 
NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
THU NIGHT
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
FRI
 
NE TO E WINDS 15 TO 20 KT OFFSHORE GULF OF PAPAGAYO, AND  
N TO NE 10 KT ELSEWHERE. SEAS 4 TO 6 FT. PERIOD 18 SECONDS.    
FRI NIGHT
 
S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 17 SECONDS.  
 

 
 
PMZ115-210900-  
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-  
155 PM PDT SUN APR 20 2025  
   
TONIGHT
 
NEAR THE AZUERO PENINSULA, NW WINDS 10 KT IN THE  
EVENING, BECOMING VARIABLE WINDS LESS THAN 5 KT. ELSEWHERE, W  
WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 15 SECONDS. SCATTERED  
SHOWERS AND ISOLATED TSTMS THROUGH THE NIGHT.    
MON
 
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN 5 KT.  
VARIABLE WINDS LESS THAN 5 KT IN THE MORNING. ELSEWHERE, SW  
WINDS 10 KT IN THE AFTERNOON. SEAS 3 TO 5 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH  
THE DAY.    
MON NIGHT
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO  
PENINSULA, AND SW TO W 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO  
SW SWELL. PERIOD 19 SECONDS. SCATTERED SHOWERS AND ISOLATED  
TSTMS THROUGH THE NIGHT.    
TUE
 
NEAR THE AZUERO PENINSULA, E WINDS 10 KT. 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 SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.    
TUE NIGHT
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
WED
 
NE TO E 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.    
WED NIGHT
 
N TO NE WINDS 10 TO 15 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
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO  
PENINSULA, AND SW TO W 10 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD  
16 SECONDS.    
FRI
 
SW WINDS 10 KT. 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 TO W 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO  
SW SWELL. PERIOD 17 SECONDS.  
 

 
 
PMZ117-210900-  
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-  
155 PM PDT SUN APR 20 2025  
   
TONIGHT
 
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
NIGHT.    
MON
 
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 16 SECONDS.  
SCATTERED TSTMS.    
MON NIGHT
 
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND  
SW 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
19 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 TO W WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL.  
PERIOD 17 SECONDS.    
WED
 
W WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
16 SECONDS.    
WED NIGHT
 
NW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
15 SECONDS.    
THU
 
NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 14 SECONDS.    
THU NIGHT
 
NW TO N WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL.  
PERIOD 16 SECONDS.    
FRI
 
W TO NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
16 SECONDS.    
FRI NIGHT
 
W TO NW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.  
 

 
 
PMZ119-210900-  
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-  
155 PM PDT SUN APR 20 2025  
   
TONIGHT
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
MON
 
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING W 10 KT IN THE AFTERNOON. ELSEWHERE, S TO SW WINDS  
10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD 19 SECONDS.    
MON 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 18 SECONDS.    
TUE
 
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING W 10 KT IN THE AFTERNOON. ELSEWHERE, S TO SW WINDS  
10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD 18 SECONDS.    
TUE NIGHT
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL.  
PERIOD 16 SECONDS.    
WED
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
15 SECONDS.    
WED NIGHT
 
VARIABLE WINDS LESS THAN 5 KT GULF OF GUAYAQUIL,  
AND S TO SW 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 5 TO 7 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 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.  
 

 
 
PMZ121-210900-  
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-  
155 PM PDT SUN APR 20 2025  
   
TONIGHT
 
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 17 SECONDS.    
MON
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 18 SECONDS.    
MON NIGHT
 
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 15 SECONDS.    
WED
 
SE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
14 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  
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 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.  
 

 
 
PMZ123-210900-  
OFFSHORE GALAPAGOS ISLANDS-  
155 PM PDT SUN APR 20 2025  
   
TONIGHT
 
S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
MON
 
S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD  
18 SECONDS.    
MON NIGHT
 
SE TO 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 15 SECONDS.    
WED
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD  
14 SECONDS.    
WED NIGHT
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 16 SECONDS.    
THU
 
SE TO S 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 TO S WINDS 10 KT. SEAS 6 TO 8 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.  
 

 
 
FORECASTER DELGADO  
 
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