939  
FZPN28 KNHC 120248  
OFFPZ8  
 
OFFSHORE WATERS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
748 PM PDT SUN APR 11 2021  
 
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.  
 
PMZ101-121500-  
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,  
COLOMBIA, AND WITHIN 750 NM OF ECUADOR  
748 PM PDT SUN APR 11 2021  
   
SYNOPSIS
 
LIGHT TO GENTLE WINDS AND SEAS OF 3 TO 5 FT WILL  
GENERALLY PREVAIL ACROSS MOST OF THE FORECAST AREA THROUGH TUE.  
MODERATE OFFSHORE GAP WINDS ARE EXPECTED TO COMMENCE ACROSS THE  
PAPAGAYO REGION TUE. MODERATE SIZED SW SWELL WILL MOVE THROUGH  
THE REGIONAL WATERS MON NIGHT THROUGH THU.  
 

 
 
PMZ111-121500-  
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-  
748 PM PDT SUN APR 11 2021  
   
TONIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 2 TO 4 FT IN S TO  
SW SWELL. PERIOD 14 SECONDS.    
MON
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
MON NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN SW  
SWELL. PERIOD 16 SECONDS.    
TUE
 
N TO NE WINDS 10 KT IN THE MORNING, BECOMING VARIABLE  
LESS THAN 5 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD 18 SECONDS.    
TUE NIGHT
 
N TO NE WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL.  
PERIOD 19 SECONDS.    
WED
 
NE TO E WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
18 SECONDS.    
WED NIGHT
 
N WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
17 SECONDS.    
THU
 
N WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
17 SECONDS.    
THU NIGHT
 
NW TO N WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL.  
PERIOD 16 SECONDS.    
FRI
 
NW TO N WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
16 SECONDS.    
FRI NIGHT
 
NW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.  
 

 
 
PMZ113-121500-  
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA  
AND PAPAGAYO-  
748 PM PDT SUN APR 11 2021  
   
TONIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 2 TO 4 FT IN S TO  
SW SWELL. PERIOD 17 SECONDS.    
MON
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 2 TO 4 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
MON NIGHT
 
OFFSHORE GULF OF PAPAGAYO, VARIABLE WINDS LESS THAN  
5 KT, BECOMING NE 10 TO 15 KT LATE. ELSEWHERE,  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN SW SWELL.  
PERIOD 17 SECONDS.    
TUE
 
N TO NE WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 18 SECONDS.    
TUE NIGHT
 
NE TO E WINDS 15 TO 20 KT OFFSHORE GULF OF  
PAPAGAYO, AND N TO NE 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW  
SWELL. PERIOD 18 SECONDS.    
WED
 
NE TO E WINDS 15 TO 20 KT OFFSHORE GULF OF PAPAGAYO, AND  
NE 10 TO 15 KT ELSEWHERE. SEAS 5 TO 7 FT IN SW SWELL. PERIOD  
18 SECONDS.    
WED NIGHT
 
E TO SE WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 17 SECONDS.    
THU
 
NE TO E WINDS 15 TO 20 KT OFFSHORE GULF OF PAPAGAYO, AND  
N TO NE 10 TO 15 KT ELSEWHERE. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 17 SECONDS.    
THU NIGHT
 
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL.  
PERIOD 16 SECONDS.    
FRI
 
N TO NE WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
16 SECONDS.    
FRI NIGHT
 
SE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.  
 

 
 
PMZ115-121500-  
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-  
748 PM PDT SUN APR 11 2021  
   
TONIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S TO  
SW SWELL. PERIOD 13 SECONDS.    
MON
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS. SCATTERED SHOWERS.    
MON NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S  
TO SW SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS.    
TUE
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS. SCATTERED SHOWERS.    
TUE NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S  
TO SW SWELL. PERIOD 19 SECONDS.    
WED
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SW  
SWELL. PERIOD 18 SECONDS.    
WED NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SW  
SWELL. PERIOD 18 SECONDS.    
THU
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,  
AND SW 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
17 SECONDS.    
THU NIGHT
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO  
PENINSULA, AND SW TO W 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW  
SWELL. PERIOD 16 SECONDS.    
FRI
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,  
AND S TO SW 10 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 16 SECONDS.  
 

 
 
PMZ117-121500-  
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-  
748 PM PDT SUN APR 11 2021  
   
TONIGHT
 
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND SW  
10 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD 15 SECONDS.   
MON
 
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND SW  
10 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD 15 SECONDS. SCATTERED  
SHOWERS.    
MON NIGHT
 
GULF OF PANAMA, VARIABLE LESS THAN 5 KT. VARIABLE  
WINDS LESS THAN 5 KT IN THE EVENING. ELSEWHERE, S TO SW WINDS  
10 KT LATE. SEAS 3 TO 5 FT. PERIOD 16 SECONDS.  
SCATTERED SHOWERS.    
TUE
 
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND SW TO W  
10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
18 SECONDS. SCATTERED SHOWERS.    
TUE NIGHT
 
SW TO W WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 19 SECONDS.    
WED
 
SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
18 SECONDS.    
WED NIGHT
 
SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 18 SECONDS.    
THU
 
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
17 SECONDS.    
THU NIGHT
 
SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
16 SECONDS.    
FRI
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
16 SECONDS.    
FRI NIGHT
 
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND  
SW 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
16 SECONDS.  
 

 
 
PMZ119-121500-  
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-  
748 PM PDT SUN APR 11 2021  
   
TONIGHT
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 15 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 S TO SW SWELL. PERIOD 15 SECONDS.    
MON NIGHT
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 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 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD 19 SECONDS.    
TUE NIGHT
 
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 18 SECONDS.    
WED
 
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD  
18 SECONDS.    
WED NIGHT
 
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 17 SECONDS.    
THU
 
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD  
16 SECONDS.    
THU NIGHT
 
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 16 SECONDS.    
FRI
 
S TO SW WINDS 10 KT. 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 SW SWELL.  
PERIOD 15 SECONDS.  
 

 
 
PMZ121-121500-  
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-  
748 PM PDT SUN APR 11 2021  
   
TONIGHT
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING SE TO S 10 KT  
LATE. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
12 SECONDS.    
MON
 
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 12 SECONDS.    
MON NIGHT
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
TUE
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 18 SECONDS.    
TUE NIGHT
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 18 SECONDS.    
WED
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 17 SECONDS.    
WED NIGHT
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
THU
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
THU NIGHT
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 16 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 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.  
 

 
 
PMZ123-121500-  
OFFSHORE GALAPAGOS ISLANDS-  
748 PM PDT SUN APR 11 2021  
   
TONIGHT
 
SE TO S WINDS 10 KT ELSEWHERE, AND VARIABLE LESS THAN  
5 KT LEE OF GALAPAGOS ISLANDS. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 15 SECONDS.    
MON
 
SE WINDS 10 KT ELSEWHERE, AND VARIABLE LESS THAN 5 KT LEE  
OF GALAPAGOS ISLANDS. SEAS 5 TO 7 FT IN SW SWELL. PERIOD  
17 SECONDS.    
MON NIGHT
 
SE WINDS 10 KT ELSEWHERE, AND VARIABLE LESS THAN  
5 KT LEE OF GALAPAGOS ISLANDS. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 17 SECONDS.    
TUE
 
E TO SE WINDS 10 KT IN THE MORNING, BECOMING VARIABLE  
LESS THAN 5 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD 18 SECONDS.    
TUE NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN SW  
SWELL. PERIOD 18 SECONDS.    
WED
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN SW  
SWELL. PERIOD 17 SECONDS.    
WED NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN SW  
SWELL. PERIOD 16 SECONDS.    
THU
 
SE TO S WINDS 10 KT ELSEWHERE, AND VARIABLE LESS THAN  
5 KT LEE OF GALAPAGOS ISLANDS. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 17 SECONDS.    
THU NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S  
TO SW SWELL. PERIOD 16 SECONDS.    
FRI
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
FRI NIGHT
 
SE TO S WINDS 10 KT ELSEWHERE, AND VARIABLE LESS  
THAN 5 KT LEE OF GALAPAGOS ISLANDS. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.  
 

 
 
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