377  
FZPN28 KNHC 250918  
OFFPZ8  
 
OFFSHORE WATERS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
218 AM PDT TUE AUG 25 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.  
 
PMZ101-252130-  
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,  
COLOMBIA, AND WITHIN 750 NM OF ECUADOR  
218 AM PDT TUE AUG 25 2026  
   
SYNOPSIS
 
MODERATE TO FRESH NE TO E GAP WINDS WILL LIKELY  
PULSE TO STRONG SPEEDS OVER THE PAPAGAYO REGION EACH NIGHT  
THROUGH SAT NIGHT. MODERATE TO FRESH WINDS EXTENDING WELL  
DOWNWIND OF PAPAGAYO WILL IMPACT THE OUTER OFFSHORE WATERS OF EL  
SALVADOR AND GUATEMALA THROUGH THE END OF THE WEEK. SOUTH OF THE  
MONSOON TROUGH, MODERATE TO LOCALLY FRESH S WINDS WILL DIMINISH  
TO GENTLE TO MODERATE SPEEDS TUE NIGHT AND THEN PREVAIL THROUGH  
THE REMAINDER FORECAST PERIOD. OTHERWISE, CROSS-EQUATORIAL SW  
SWELL WILL MOVE INTO THE AREA WATERS THU NIGHT THROUGH FRI.  
 

 
 
PMZ111-252130-  
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-  
218 AM PDT TUE AUG 25 2026  
   
TODAY
 
E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN SE SWELL.  
PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH  
THE DAY.    
TONIGHT
 
NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN E TO SE  
SWELL. PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS.    
WED
 
E TO SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. PERIOD  
15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
DAY.    
WED NIGHT
 
NE TO E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. PERIOD  
15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
NIGHT.    
THU
 
NE TO E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN E TO SE  
SWELL. PERIOD 13 SECONDS.    
THU NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S SWELL.  
PERIOD 14 SECONDS.    
FRI
 
E WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.  
PERIOD 17 SECONDS.    
FRI NIGHT
 
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW SWELL.  
PERIOD 16 SECONDS.    
SAT
 
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW SWELL. PERIOD  
16 SECONDS.    
SAT NIGHT
 
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL.  
PERIOD 15 SECONDS.  
 

 
 
PMZ113-252130-  
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA  
AND PAPAGAYO-  
218 AM PDT TUE AUG 25 2026  
   
TODAY
 
NE TO E WINDS 20 KT OFFSHORE GULF OF PAPAGAYO, AND E  
15 TO 20 KT ELSEWHERE. SEAS 6 TO 9 FT IN E SWELL. PERIOD  
16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
DAY.    
TONIGHT
 
E WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN NE TO E SWELL.  
PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH  
THE NIGHT.    
WED
 
NE WINDS 15 TO 20 KT, SHIFTING TO E TO SE 10 TO 15 KT IN  
THE AFTERNOON. SEAS 6 TO 8 FT IN NE TO E SWELL. PERIOD  
15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
DAY.    
WED NIGHT
 
SE WINDS 10 TO 15 KT, SHIFTING TO NE TO E LATE.  
SEAS 6 TO 8 FT IN NE TO E SWELL. PERIOD 15 SECONDS.  
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE NIGHT.    
THU
 
NE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN E SWELL. PERIOD  
13 SECONDS.    
THU NIGHT
 
NE TO E WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN SE  
SWELL. PERIOD 14 SECONDS.    
FRI
 
E WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN S SWELL. PERIOD  
14 SECONDS.    
FRI NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
SAT
 
NE TO E WINDS 20 KT OFFSHORE GULF OF PAPAGAYO, AND NE TO  
E 10 TO 15 KT ELSEWHERE. SEAS 7 TO 10 FT IN SW SWELL. PERIOD  
16 SECONDS.    
SAT NIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW  
SWELL. PERIOD 15 SECONDS.  
 

 
 
PMZ115-252130-  
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-  
218 AM PDT TUE AUG 25 2026  
   
TODAY
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO  
PENINSULA, AND S TO SW 10 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD  
16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS.    
TONIGHT
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO  
PENINSULA, AND SW 10 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD  
16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS.   
WED
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S SWELL.  
PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS.    
WED NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S  
TO SW SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED  
TSTMS.    
THU
 
SE 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 13 SECONDS.    
THU NIGHT
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO  
PENINSULA, AND SW 10 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS.    
FRI
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SW  
SWELL. PERIOD 18 SECONDS.    
FRI NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SW  
SWELL. PERIOD 17 SECONDS.    
SAT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SW  
SWELL. PERIOD 16 SECONDS.    
SAT NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SW  
SWELL. PERIOD 15 SECONDS.  
 

 
 
PMZ117-252130-  
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-  
218 AM PDT TUE AUG 25 2026  
   
TODAY
 
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
DAY.    
TONIGHT
 
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
NIGHT.    
WED
 
GULF OF PANAMA, VARIABLE WINDS LESS THAN 5 KT, BECOMING W  
TO NW 10 KT IN THE AFTERNOON. ELSEWHERE, SW TO W WINDS 10 TO  
15 KT. SEAS 3 TO 5 FT. PERIOD 15 SECONDS. SCATTERED SHOWERS AND  
ISOLATED TSTMS THROUGH THE DAY.    
WED NIGHT
 
W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 15 SECONDS.  
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE NIGHT.    
THU
 
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
15 SECONDS.    
THU NIGHT
 
W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 18 SECONDS.    
FRI
 
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 18 SECONDS.    
FRI NIGHT
 
SW TO W WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL.  
PERIOD 18 SECONDS.    
SAT
 
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND SW  
10 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW SWELL. PERIOD 16 SECONDS.    
SAT NIGHT
 
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND  
SW 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
15 SECONDS.  
 

 
 
PMZ119-252130-  
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-  
218 AM PDT TUE AUG 25 2026  
   
TODAY
 
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
16 SECONDS.    
TONIGHT
 
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
15 SECONDS.    
WED
 
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS.    
WED NIGHT
 
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 17 SECONDS.    
THU
 
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
16 SECONDS.    
THU NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
17 SECONDS.    
FRI
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
18 SECONDS.    
FRI NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
16 SECONDS.    
SAT
 
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 15 SECONDS.    
SAT NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW  
SWELL. PERIOD 14 SECONDS.  
 

 
 
PMZ121-252130-  
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-  
218 AM PDT TUE AUG 25 2026  
   
TODAY
 
S WINDS 15 KT. SEAS 3 TO 5 FT. PERIOD 15 SECONDS.    
TONIGHT
 
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS.    
WED
 
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 17 SECONDS.    
WED NIGHT
 
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 17 SECONDS.    
THU
 
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 17 SECONDS.    
THU NIGHT
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
18 SECONDS.    
FRI
 
S WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
17 SECONDS.    
FRI NIGHT
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
SAT
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 14 SECONDS.    
SAT NIGHT
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
13 SECONDS.  
 

 
 
PMZ123-252130-  
OFFSHORE GALAPAGOS ISLANDS-  
218 AM PDT TUE AUG 25 2026  
   
TODAY
 
SE TO S WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
TONIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
14 SECONDS.    
WED
 
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
17 SECONDS.    
WED NIGHT
 
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
THU
 
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
14 SECONDS.    
THU NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW  
SWELL. PERIOD 14 SECONDS.    
FRI
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD  
16 SECONDS.    
FRI NIGHT
 
S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD  
15 SECONDS.    
SAT
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 14 SECONDS.    
SAT NIGHT
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
13 SECONDS.  
 

 
 
FORECASTER RAMOS  
 
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