180  
FZPN28 KNHC 080150  
OFFPZ8  
 
OFFSHORE WATERS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
650 PM PDT MON APR 7 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.  
 
PMZ101-081400-  
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,  
COLOMBIA, AND WITHIN 750 NM OF ECUADOR  
650 PM PDT MON APR 7 2025  
   
SYNOPSIS
 
WINDS IN THE GULF OF PAPAGAYO REGION WILL BECOME NE  
TO E AT FRESH TO STRONG WED MORNING THROUGH THE AFTERNOON, THEN  
PULSING TO STRONG TO NEAR GALE-FORCE WED NIGHT THROUGH THE  
UPCOMING WEEKEND, WITH SEAS REACHING ROUGH WITH THE STRONGEST  
WINDS. WINDS WILL BE MAINLY MODERATE OR WEAKER ACROSS THE  
REMAINDER OF THE OFFSHORES THROUGH THE NEXT FEW DAYS. LARGE NW  
SWELL FROM A GULF OF TEHUANTEPEC GALE-FORCE GAP WIND EVENT WILL  
PROPAGATE INTO THE WATERS OFFSHORE GUATEMALA LATE TONIGHT THROUGH  
WED EVENING, THEN AGAIN THU AFTERNOON THROUGH AT LEAST SAT  
NIGHT. SLIGHT TO MODERATE SEAS ELSEWHERE WILL BUILD IN SW SWELL  
FROM OFFSHORE ECUADOR TO THE GALAPAGOS ISLANDS WED, THEN  
NORTHWARD THROUGH THE END OF THE WEEK, REACHING ROUGH, EXCEPT IN  
THE LEE OF THE GALAPAGOS ISLANDS.  
 

 
 
PMZ111-081400-  
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-  
650 PM PDT MON APR 7 2025  
   
TONIGHT
 
E WINDS 10 KT, SHIFTING TO NW TO N LATE.  
SEAS 3 TO 5 FT. PERIOD 14 SECONDS.    
TUE
 
N TO NE WINDS 10 KT, SHIFTING TO E IN THE AFTERNOON.  
SEAS 6 TO 9 FT IN W TO NW SWELL. PERIOD 14 SECONDS.    
TUE NIGHT
 
NE WINDS 10 KT. SEAS 6 TO 9 FT IN NW SWELL.  
PERIOD 13 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.    
WED
 
NE TO E WINDS 10 KT. SEAS 6 TO 9 FT IN NW SWELL.  
PERIOD 13 SECONDS.    
WED NIGHT
 
N TO NE WINDS 10 KT. SEAS 6 TO 8 FT IN NW SWELL.  
PERIOD 14 SECONDS.    
THU
 
NE TO E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW  
SWELL. PERIOD 18 SECONDS.    
THU NIGHT
 
E WINDS 10 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
FRI
 
NE TO E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
FRI NIGHT
 
N TO NE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO  
SW SWELL. PERIOD 15 SECONDS.    
SAT
 
NE WINDS 10 TO 15 KT. SEAS 8 TO 12 FT IN SW SWELL.  
PERIOD 14 SECONDS.    
SAT NIGHT
 
NE WINDS 10 KT. SEAS 7 TO 11 FT IN W TO NW SWELL.  
PERIOD 14 SECONDS.  
 

 
 
PMZ113-081400-  
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA  
AND PAPAGAYO-  
650 PM PDT MON APR 7 2025  
   
TONIGHT
 
OFFSHORE GULF OF PAPAGAYO, SW TO W WINDS 10 KT,  
SHIFTING TO N TO NE LATE. ELSEWHERE, W WINDS 10 KT IN  
THE EVENING, BECOMING VARIABLE WINDS LESS THAN 5 KT.  
SEAS 2 TO 4 FT. PERIOD 14 SECONDS.    
TUE
 
OFFSHORE GULF OF PAPAGAYO, NE TO E WINDS 15 TO 20 KT IN  
THE MORNING, BECOMING VARIABLE WINDS LESS THAN 5 KT. ELSEWHERE,  
N TO NE WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 14 SECONDS.    
TUE NIGHT
 
OFFSHORE GULF OF PAPAGAYO, NW TO N WINDS 10 KT,  
BECOMING NE TO E 20 KT LATE. ELSEWHERE, N WINDS 10 TO  
15 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.    
WED
 
NE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. PERIOD 13 SECONDS.    
WED NIGHT
 
NE WINDS 20 TO 30 KT. SEAS 5 TO 7 FT.  
PERIOD 16 SECONDS.    
THU
 
NE TO E WINDS 20 TO 25 KT. SEAS 6 TO 8 FT.  
PERIOD 18 SECONDS.    
THU NIGHT
 
E WINDS 20 TO 30 KT OFFSHORE GULF OF PAPAGAYO, AND  
E 10 TO 15 KT ELSEWHERE. SEAS 6 TO 9 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
FRI
 
NE TO E WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
FRI NIGHT
 
NE WINDS 15 TO 25 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
SAT
 
NE TO E WINDS 20 TO 25 KT. SEAS 6 TO 9 FT IN S TO SW  
SWELL. PERIOD 13 SECONDS.    
SAT NIGHT
 
NE TO E WINDS 25 TO 30 KT OFFSHORE GULF OF  
PAPAGAYO, AND NE TO E 15 TO 20 KT ELSEWHERE. SEAS 6 TO 8 FT IN  
S TO SW SWELL. PERIOD 15 SECONDS.  
 

 
 
PMZ115-081400-  
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-  
650 PM PDT MON APR 7 2025  
   
TONIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 2 TO 4 FT.  
PERIOD 14 SECONDS. SCATTERED SHOWERS.    
TUE
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING SW TO W 10 KT IN  
THE AFTERNOON. SEAS 2 TO 4 FT. PERIOD 14 SECONDS.  
SCATTERED SHOWERS THROUGH THE DAY.    
TUE NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 2 TO 4 FT.  
PERIOD 14 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.    
WED
 
N TO NE WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 17 SECONDS.  
SCATTERED SHOWERS THROUGH THE DAY.    
WED NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN  
SW SWELL. PERIOD 15 SECONDS.    
THU
 
SE WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 18 SECONDS.    
THU NIGHT
 
E TO SE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
FRI
 
NE TO E WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
FRI NIGHT
 
N TO NE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
SAT
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,  
AND E TO SE 10 KT ELSEWHERE. SEAS 5 TO 7 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 15 SECONDS.  
 

 
 
PMZ117-081400-  
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-  
650 PM PDT MON APR 7 2025  
   
TONIGHT
 
GULF OF PANAMA, N WINDS 10 KT. ELSEWHERE, VARIABLE  
WINDS LESS THAN 5 KT. SEAS 2 TO 4 FT. PERIOD 15 SECONDS.  
SCATTERED SHOWERS.    
TUE
 
NE TO E WINDS 10 KT, SHIFTING TO W TO NW IN THE  
AFTERNOON. SEAS 2 TO 4 FT. PERIOD 14 SECONDS.  
SCATTERED SHOWERS THROUGH THE DAY.    
TUE NIGHT
 
N WINDS 10 TO 15 KT GULF OF PANAMA, AND VARIABLE  
LESS THAN 5 KT ELSEWHERE. SEAS 2 TO 4 FT. PERIOD 14 SECONDS.  
SCATTERED SHOWERS THROUGH THE NIGHT.    
WED
 
N TO NE WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 17 SECONDS.  
SCATTERED SHOWERS THROUGH THE DAY.    
WED NIGHT
 
NE WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL.  
PERIOD 16 SECONDS.    
THU
 
E TO SE WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 18 SECONDS.    
THU NIGHT
 
E TO SE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
FRI
 
NE WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 16 SECONDS.    
FRI NIGHT
 
N WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
SAT
 
N TO NE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
SAT NIGHT
 
N TO NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO  
SW SWELL. PERIOD 15 SECONDS.  
 

 
 
PMZ119-081400-  
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-  
650 PM PDT MON APR 7 2025  
   
TONIGHT
 
GULF OF GUAYAQUIL, SW WINDS 10 KT IN THE EVENING,  
BECOMING VARIABLE WINDS LESS THAN 5 KT. ELSEWHERE, S TO SW WINDS  
10 KT. SEAS 4 TO 6 FT. PERIOD 14 SECONDS. SCATTERED SHOWERS.    
TUE
 
SE TO S WINDS 10 KT IN THE MORNING, BECOMING VARIABLE  
WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SW SWELL.  
PERIOD 13 SECONDS.    
TUE NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN  
SW SWELL. PERIOD 16 SECONDS.    
WED
 
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT.  
ELSEWHERE, S WINDS 10 KT IN THE MORNING, BECOMING VARIABLE WINDS  
LESS THAN 5 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD 19 SECONDS.    
WED NIGHT
 
VARIABLE WINDS LESS THAN 5 KT GULF OF GUAYAQUIL,  
AND S TO SW 10 KT ELSEWHERE. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 18 SECONDS.    
THU
 
VARIABLE WINDS LESS THAN 5 KT GULF OF GUAYAQUIL, AND  
SE TO S 10 KT ELSEWHERE. SEAS 6 TO 8 FT IN SW SWELL.  
PERIOD 16 SECONDS.    
THU NIGHT
 
VARIABLE WINDS LESS THAN 5 KT GULF OF GUAYAQUIL,  
AND SE TO S 10 KT ELSEWHERE. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 15 SECONDS.    
FRI
 
VARIABLE WINDS LESS THAN 5 KT GULF OF GUAYAQUIL, AND  
S 10 KT ELSEWHERE. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
FRI NIGHT
 
VARIABLE WINDS LESS THAN 5 KT GULF OF GUAYAQUIL,  
AND S TO SW 10 KT ELSEWHERE. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
SAT
 
VARIABLE WINDS LESS THAN 5 KT GULF OF GUAYAQUIL, AND S  
10 KT ELSEWHERE. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
SAT NIGHT
 
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.  
 

 
 
PMZ121-081400-  
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-  
650 PM PDT MON APR 7 2025  
   
TONIGHT
 
SE WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.    
TUE
 
E TO SE WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.    
TUE NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S  
TO SW SWELL. PERIOD 19 SECONDS.    
WED
 
E TO SE WINDS 10 KT IN THE MORNING, BECOMING VARIABLE  
WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 19 SECONDS.    
WED NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 6 TO 8 FT IN S  
TO SW SWELL. PERIOD 17 SECONDS.    
THU
 
SE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
THU NIGHT
 
SE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
FRI
 
SE WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
FRI NIGHT
 
SE WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
SAT
 
E TO SE WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
SAT NIGHT
 
SE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS.  
 

 
 
PMZ123-081400-  
OFFSHORE GALAPAGOS ISLANDS-  
650 PM PDT MON APR 7 2025  
   
TONIGHT
 
ELSEWHERE, SE WINDS 10 KT. LEE OF GALAPAGOS ISLANDS,  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 6 FT IN SW TO W SWELL.  
PERIOD 13 SECONDS. SCATTERED SHOWERS.    
TUE
 
SE WINDS 10 KT ELSEWHERE, AND VARIABLE LESS THAN 5 KT  
LEE OF GALAPAGOS ISLANDS. SEAS 3 TO 6 FT IN SW SWELL.  
PERIOD 15 SECONDS. SCATTERED SHOWERS THROUGH THE DAY.    
TUE NIGHT
 
ELSEWHERE, NE TO E WINDS 10 KT. LEE OF GALAPAGOS  
ISLANDS, VARIABLE WINDS LESS THAN 5 KT, BECOMING NW 10 KT LATE.  
SEAS 4 TO 7 FT IN SW SWELL. PERIOD 19 SECONDS.    
WED
 
ELSEWHERE, NE WINDS 10 KT IN THE MORNING, BECOMING  
VARIABLE WINDS LESS THAN 5 KT. LEE OF GALAPAGOS ISLANDS,  
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 8 FT IN SW SWELL.  
PERIOD 19 SECONDS. SCATTERED SHOWERS THROUGH THE DAY.    
WED NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 8 FT IN  
SW SWELL. PERIOD 16 SECONDS.    
THU
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 8 FT IN SW  
SWELL. PERIOD 16 SECONDS.    
THU NIGHT
 
SE WINDS 10 KT. SEAS 5 TO 8 FT IN SW SWELL.  
PERIOD 16 SECONDS.    
FRI
 
SE WINDS 10 KT. SEAS 5 TO 8 FT IN SW SWELL.  
PERIOD 16 SECONDS.    
FRI NIGHT
 
SE WINDS 10 KT. SEAS 5 TO 8 FT IN SW SWELL.  
PERIOD 16 SECONDS.    
SAT
 
E TO SE WINDS 10 KT. SEAS 5 TO 8 FT IN SW SWELL.  
PERIOD 15 SECONDS.    
SAT NIGHT
 
E TO SE WINDS 10 KT. SEAS 4 TO 7 FT IN SW SWELL.  
PERIOD 14 SECONDS.  
 

 
 
FORECASTER LEWITSKY  
 
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