305  
FZPN28 KNHC 200931  
OFFPZ8  
 
OFFSHORE WATERS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
231 AM PDT MON APR 20 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.  
 
PMZ101-202145-  
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,  
COLOMBIA, AND WITHIN 750 NM OF ECUADOR  
231 AM PDT MON APR 20 2026  
   
SYNOPSIS  
WINDS MAY PULSE TO FRESH SPEEDS IN THE GULF OF  
PAPAGAYO REGION LATE AT NIGHT AND INTO THE MORNINGS THROUGH TUE.  
OTHERWISE, RATHER TRANQUIL CONDITIONS ARE EXPECTED TO HOLD OVER  
THE CENTRAL AMERICAN AND THE EQUATORIAL WATERS FOR THE NEXT FEW  
DAYS.  
 
 
 
PMZ111-202145-  
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-  
231 AM PDT MON APR 20 2026  
   
TODAY  
E WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
15 SECONDS.    
TONIGHT  
SE TO S WINDS 10 KT IN THE EVENING, BECOMING VARIABLE  
WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
17 SECONDS.    
TUE  
NE TO E WINDS 10 KT, SHIFTING TO SE IN THE AFTERNOON.  
SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD 17 SECONDS.    
TUE NIGHT  
S WINDS 10 KT IN THE EVENING, BECOMING VARIABLE  
WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
16 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.    
WED  
N TO NE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS.    
WED NIGHT  
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS.    
THU  
W TO NW WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 13 SECONDS.    
THU NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 2 TO 4 FT.  
PERIOD 13 SECONDS.    
FRI  
VARIABLE WINDS LESS THAN 5 KT. SEAS 2 TO 4 FT. PERIOD  
12 SECONDS.    
FRI NIGHT  
SW WINDS 10 KT. SEAS 3 FT OR LESS. PERIOD  
12 SECONDS.  
 
 
 
PMZ113-202145-  
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA  
AND PAPAGAYO-  
231 AM PDT MON APR 20 2026  
   
TODAY  
OFFSHORE GULF OF PAPAGAYO, NE TO E WINDS 20 KT,  
DIMINISHING TO 10 TO 15 KT IN THE AFTERNOON. ELSEWHERE, NE TO E  
WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
15 SECONDS.    
TONIGHT  
S WINDS 10 KT, SHIFTING TO E TO SE LATE.  
SEAS 3 TO 5 FT. PERIOD 17 SECONDS.    
TUE  
OFFSHORE GULF OF PAPAGAYO, NE TO E WINDS 20 KT, SHIFTING  
TO E 10 TO 15 KT IN THE AFTERNOON. ELSEWHERE, NE TO E WINDS  
10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD 17 SECONDS.   
TUE NIGHT  
OFFSHORE GULF OF PAPAGAYO, SE TO S WINDS 10 KT,  
SHIFTING TO NE TO E 15 TO 20 KT LATE. ELSEWHERE, S TO  
SW WINDS 10 KT, SHIFTING TO W TO NW LATE. SEAS 4 TO  
6 FT IN S TO SW SWELL. PERIOD 16 SECONDS. SCATTERED SHOWERS  
THROUGH THE NIGHT.    
WED  
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 14 SECONDS.    
WED NIGHT  
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
13 SECONDS.    
THU  
E TO SE WINDS 10 KT OFFSHORE GULF OF PAPAGAYO, AND  
VARIABLE LESS THAN 5 KT ELSEWHERE. SEAS 2 TO 4 FT. PERIOD  
13 SECONDS.    
THU NIGHT  
SW TO W WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD  
13 SECONDS.    
FRI  
SW WINDS 10 KT OFFSHORE GULF OF PAPAGAYO, AND VARIABLE  
LESS THAN 5 KT ELSEWHERE. SEAS 2 TO 4 FT. PERIOD 12 SECONDS.    
FRI NIGHT  
SW WINDS 10 KT. SEAS 3 FT OR LESS. PERIOD  
12 SECONDS.  
 
 
 
PMZ115-202145-  
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-  
231 AM PDT MON APR 20 2026  
   
TODAY  
E WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 17 SECONDS.  
SCATTERED SHOWERS THROUGH THE DAY.    
TONIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S TO  
SW SWELL. PERIOD 17 SECONDS.    
TUE  
E TO SE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
TUE NIGHT  
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN  
5 KT IN THE EVENING. VARIABLE WINDS LESS THAN 5 KT LATE.  
ELSEWHERE, S WINDS 10 KT IN THE EVENING. SEAS 4 TO  
6 FT IN S TO SW SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS  
THROUGH THE NIGHT.    
WED  
SW TO W 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 14 SECONDS.    
WED NIGHT  
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.    
THU  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S TO SW  
SWELL. PERIOD 13 SECONDS.    
THU NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 2 TO 4 FT.  
PERIOD 13 SECONDS.    
FRI  
VARIABLE WINDS LESS THAN 5 KT. SEAS 2 TO 4 FT. PERIOD  
12 SECONDS.    
FRI NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 2 TO 4 FT.  
PERIOD 12 SECONDS.  
 
 
 
PMZ117-202145-  
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-  
231 AM PDT MON APR 20 2026  
   
TODAY  
NE TO E WINDS 10 TO 15 KT, SHIFTING TO N IN THE  
AFTERNOON. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD 16 SECONDS.    
TONIGHT  
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 16 SECONDS.    
TUE  
GULF OF PANAMA, N TO NE WINDS 10 TO 15 KT. ELSEWHERE,  
VARIABLE WINDS LESS THAN 5 KT, BECOMING NW 10 KT IN THE  
AFTERNOON. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD 16 SECONDS.    
TUE NIGHT  
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 15 SECONDS.    
WED  
W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.    
WED NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S  
TO SW SWELL. PERIOD 13 SECONDS.    
THU  
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND SW  
10 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.   
THU NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 2 TO 4 FT.  
PERIOD 12 SECONDS.    
FRI  
S TO SW WINDS 10 KT GULF OF PANAMA, AND VARIABLE LESS  
THAN 5 KT ELSEWHERE. SEAS 2 TO 4 FT. PERIOD 12 SECONDS.    
FRI NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 2 TO 4 FT.  
PERIOD 12 SECONDS.  
 
 
 
PMZ119-202145-  
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-  
231 AM PDT MON APR 20 2026  
   
TODAY  
VARIABLE WINDS LESS THAN 5 KT, BECOMING S TO SW 10 KT  
IN THE AFTERNOON. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
16 SECONDS.    
TONIGHT  
S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
TUE  
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING W 10 KT IN THE AFTERNOON. ELSEWHERE, S WINDS 10 KT.  
SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD 15 SECONDS.    
TUE NIGHT  
GULF OF GUAYAQUIL, SW TO W WINDS 10 KT IN THE  
EVENING, BECOMING VARIABLE WINDS LESS THAN 5 KT. ELSEWHERE, S  
WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD 14 SECONDS.   
WED  
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 13 SECONDS.    
WED NIGHT  
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 13 SECONDS.    
THU  
S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
12 SECONDS.    
THU NIGHT  
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 12 SECONDS.    
FRI  
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 12 SECONDS.    
FRI NIGHT  
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.  
 
 
 
PMZ121-202145-  
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-  
231 AM PDT MON APR 20 2026  
   
TODAY  
E WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
16 SECONDS. SCATTERED SHOWERS THROUGH THE DAY.    
TONIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S TO  
SW SWELL. PERIOD 15 SECONDS.    
TUE  
SE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
15 SECONDS. SCATTERED SHOWERS THROUGH THE DAY.    
TUE NIGHT  
SE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.    
WED  
SE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
13 SECONDS.    
WED NIGHT  
SE TO S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
13 SECONDS.    
THU  
SE TO S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.    
THU NIGHT  
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 12 SECONDS.    
FRI  
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
12 SECONDS.    
FRI NIGHT  
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.  
 
 
 
PMZ123-202145-  
OFFSHORE GALAPAGOS ISLANDS-  
231 AM PDT MON APR 20 2026  
   
TODAY  
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S TO  
SW SWELL. PERIOD 16 SECONDS. SCATTERED SHOWERS THROUGH THE DAY.    
TONIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S TO  
SW SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS THROUGH THE  
NIGHT.    
TUE  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.    
TUE NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S  
TO SW SWELL. PERIOD 14 SECONDS. SCATTERED SHOWERS THROUGH THE  
NIGHT.    
WED  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S TO SW  
SWELL. PERIOD 13 SECONDS.    
WED NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S  
TO SW SWELL. PERIOD 12 SECONDS.    
THU  
SE TO S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.    
THU NIGHT  
SE TO S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
11 SECONDS.    
FRI  
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 12 SECONDS.    
FRI NIGHT  
SE 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 13 SECONDS.  
 
 
 
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