077  
FZPN28 KNHC 161615  
OFFPZ8  
 
OFFSHORE WATERS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
915 AM PDT THU APR 16 2026  
 
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.  
 
PMZ101-170415-  
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,  
COLOMBIA, AND WITHIN 750 NM OF ECUADOR  
915 AM PDT THU APR 16 2026  
   
SYNOPSIS  
HIGH PRESSURE OVER THE WESTERN CARIBBEAN WILL HELP  
TO PRODUCE FRESH NORTHEAST TO EAST GAP WINDS IN THE GULF OF  
PAPAGAYO REGION TODAY. CONVECTION OCCURRING NEAR THE GALAPAGOS  
ISLANDS SHOULD LAST INTO SAT. ELSEWHERE, EXPECT FOR RATHER  
TRANQUIL CONDITIONS TO REMAIN OVER THE CENTRAL AMERICAN AND  
THE EQUATORIAL WATERS BEGINNING TONIGHT AND INTO EARLY NEXT  
WEEK.  
 
 
 
PMZ111-170415-  
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-  
915 AM PDT THU APR 16 2026  
   
TODAY  
NE WINDS 10 KT, SHIFTING TO SE IN THE AFTERNOON. SEAS  
4 TO 6 FT IN S TO SW SWELL. PERIOD 16 SECONDS. SCATTERED SHOWERS  
THROUGH THE DAY.    
TONIGHT  
SW WINDS 10 KT, SHIFTING TO NW LATE. SEAS  
4 TO 6 FT IN S TO SW SWELL. PERIOD 15 SECONDS.    
FRI  
N TO NE WINDS 10 KT, SHIFTING TO S IN THE AFTERNOON.  
SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD 14 SECONDS. SCATTERED  
SHOWERS THROUGH THE DAY.    
FRI NIGHT  
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS.    
SAT  
NE WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.    
SAT NIGHT  
SE TO S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS.    
SUN  
N TO NE WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.    
SUN NIGHT  
NE WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.    
MON  
NE TO E WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.    
MON NIGHT  
E WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.  
 
 
 
PMZ113-170415-  
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA  
AND PAPAGAYO-  
915 AM PDT THU APR 16 2026  
   
TODAY  
NE TO E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS. ISOLATED SHOWERS.    
TONIGHT  
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS. ISOLATED SHOWERS.    
FRI  
NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
14 SECONDS. ISOLATED SHOWERS.    
FRI NIGHT  
OFFSHORE GULF OF PAPAGAYO, SE TO S WINDS 10 KT,  
SHIFTING TO NE TO E LATE. ELSEWHERE, E TO SE WINDS 10 KT IN THE  
EVENING, BECOMING VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT  
IN S TO SW SWELL. PERIOD 14 SECONDS. ISOLATED SHOWERS.    
SAT  
NE TO E WINDS 10 KT. SEAS 3 TO 5 FT IN S TO SW SWELL.  
PERIOD 13 SECONDS.   
SAT NIGHT  
S WINDS 10 KT. SEAS 3 TO 5 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS.   
SUN  
NE WINDS 10 KT. SEAS 3 TO 5 FT IN S TO SW SWELL. PERIOD  
14 SECONDS.   
SUN NIGHT  
N WINDS 10 KT. SEAS 3 TO 4 FT. PERIOD 13 SECONDS.    
MON  
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.    
MON NIGHT  
E TO SE WINDS 10 KT. SEAS 3 TO 5 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.  
 
 
 
PMZ115-170415-  
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-  
915 AM PDT THU APR 16 2026  
   
TODAY  
NE WINDS 10 TO 15 KT, SHIFTING TO W TO NW IN THE  
AFTERNOON. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD 16 SECONDS.  
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS S OF 08N.   
TONIGHT  
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS  
S OF 08N.   
FRI  
E TO SE WINDS 10 KT, SHIFTING TO S IN THE AFTERNOON.  
SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD 14 SECONDS. ISOLATED  
SHOWERS AND THUNDERSTORMS.    
FRI NIGHT  
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO  
PENINSULA, AND S 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS. ISOLATED SHOWERS AND THUNDERSTORMS.   
SAT  
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
SAT NIGHT  
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO  
PENINSULA, AND S 10 KT ELSEWHERE. SEAS 3 TO 5 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS.    
SUN  
NE WINDS 10 KT. SEAS 3 TO 5 FT IN S TO SW SWELL. PERIOD  
14 SECONDS.   
SUN NIGHT  
SE WINDS 10 KT. SEAS 3 TO 5 FT IN S TO SW SWELL.  
PERIOD 13 SECONDS.   
MON  
NE TO E WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 15 SECONDS.    
MON NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S  
TO SW SWELL. PERIOD 16 SECONDS.  
 
 
 
PMZ117-170415-  
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-  
915 AM PDT THU APR 16 2026  
   
TODAY  
N TO NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS. ISOLATED SHOWERS.    
TONIGHT  
N TO NE WINDS 15 TO 20 KT GULF OF PANAMA, AND NE  
10 KT ELSEWHERE. SEAS 5 TO 7 FT. PERIOD 15 SECONDS. ISOLATED  
SHOWERS.    
FRI  
NE TO E WINDS 10 TO 15 KT, SHIFTING TO NW TO N IN THE  
AFTERNOON. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD 14 SECONDS.  
ISOLATED SHOWERS.   
FRI NIGHT  
GULF OF PANAMA, NE WINDS 10 TO 15 KT. ELSEWHERE, W  
TO NW WINDS 10 KT IN THE EVENING, BECOMING VARIABLE WINDS LESS  
THAN 5 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD 15 SECONDS.  
ISOLATED SHOWERS.    
SAT  
NW TO N WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS.    
SAT NIGHT  
NE WINDS 10 KT GULF OF PANAMA, AND VARIABLE LESS  
THAN 5 KT ELSEWHERE. SEAS 3 TO 5 FT IN S TO SW SWELL. PERIOD  
14 SECONDS.    
SUN  
N TO NE WINDS 10 KT GULF OF PANAMA, AND VARIABLE LESS  
THAN 5 KT ELSEWHERE. SEAS 3 TO 5 FT IN S TO SW SWELL. PERIOD 13  
SECONDS.   
SUN NIGHT  
N TO NE WINDS 10 TO 15 KT GULF OF PANAMA, AND  
VARIABLE LESS THAN 5 KT ELSEWHERE. SEAS 3 TO 5 FT IN S TO SW  
SWELL. PERIOD 13 SECONDS.    
MON  
N TO NE WINDS 10 KT. SEAS 3 TO 5 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS.   
MON NIGHT  
N TO NE WINDS 10 TO 15 KT GULF OF PANAMA, AND  
VARIABLE LESS THAN 5 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.  
 
 
 
PMZ119-170415-  
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-  
915 AM PDT THU APR 16 2026  
   
TODAY  
VARIABLE WINDS LESS THAN 5 KT, BECOMING SW TO W 10 KT  
IN THE AFTERNOON. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
15 SECONDS.    
TONIGHT  
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS.    
FRI  
S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
15 SECONDS. ISOLATED SHOWERS.    
FRI NIGHT  
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS. ISOLATED SHOWERS.   
SAT  
S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
14 SECONDS.    
SAT NIGHT  
VARIABLE WINDS LESS THAN 5 KT GULF OF GUAYAQUIL,  
AND S TO SW 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 13 SECONDS.    
SUN  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S TO SW  
SWELL. PERIOD 13 SECONDS.    
SUN NIGHT  
SW WINDS 10 KT GULF OF GUAYAQUIL, AND VARIABLE LESS  
THAN 5 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
14 SECONDS.    
MON  
S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
15 SECONDS.    
MON NIGHT  
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.  
 
 
 
PMZ121-170415-  
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-  
915 AM PDT THU APR 16 2026  
   
TODAY  
N TO NE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS. WINDS AND SEAS HIGHER IN AND NEAR SCATTERED  
SHOWERS AND THUNDERSTORMS.   
TONIGHT  
N TO NE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS. SCATTERED SHOWERS AND THUNDERSTORMS.   
FRI  
NE TO E WINDS 10 KT, SHIFTING TO S IN THE AFTERNOON.  
SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD 15 SECONDS. SCATTERED  
SHOWERS AND THUNDERSTORMS.    
FRI NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S  
TO SW SWELL. PERIOD 15 SECONDS. ISOLATED SHOWERS.   
SAT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.    
SAT NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S  
TO SW SWELL. PERIOD 13 SECONDS.    
SUN  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.    
SUN NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S  
TO SW SWELL. PERIOD 15 SECONDS.    
MON  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
MON NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S  
TO SW SWELL. PERIOD 15 SECONDS.  
 
 
 
PMZ123-170415-  
OFFSHORE GALAPAGOS ISLANDS-  
915 AM PDT THU APR 16 2026  
   
TODAY  
W WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
14 SECONDS. WINDS AND SEAS HIGHER IN AND NEAR SCATTERED SHOWERS  
AND THUNDERSTORMS.   
TONIGHT  
SW TO W WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS. SCATTERED SHOWERS AND THUNDERSTORMS.   
FRI  
ELSEWHERE, VARIABLE WINDS LESS THAN 5 KT, BECOMING SW  
10 KT IN THE AFTERNOON. LEE OF GALAPAGOS ISLANDS, VARIABLE WINDS  
LESS THAN 5 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
15 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.   
FRI NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S  
TO SW SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS.   
SAT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 13 SECONDS.    
SAT NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S  
TO SW SWELL. PERIOD 13 SECONDS.    
SUN  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.    
SUN NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S  
TO SW SWELL. PERIOD 14 SECONDS.    
MON  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
MON NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S  
TO SW SWELL. PERIOD 14 SECONDS.  
 
 
 
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