637  
FZPN28 KNHC 110400  
OFFPZ8  
 
OFFSHORE WATERS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
900 PM PDT TUE MAR 10 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.  
 
PMZ101-111600-  
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,  
COLOMBIA, AND WITHIN 750 NM OF ECUADOR  
900 PM PDT TUE MAR 10 2026  
   
SYNOPSIS
 
FRESH GAP WINDS WILL CONTINUE TO PULSE TO STRONG AT  
NIGHT ACROSS THE PAPAGAYO REGION THROUGH FRI NIGHT AS HIGH  
PRESSURE REMAINS N OF THE AREA. MODERATE N WINDS WILL ALSO PULSE  
TO FRESH IN THE GULF OF PANAMA THROUGH SAT. MAINLY LIGHT TO  
GENTLE WINDS WILL PREVAIL ELSEWHERE THROUGH THE FORECAST PERIOD.  
CROSS-EQUATORIAL SW SWELL WILL CONTINUE TO BUILD ACROSS THE  
REGIONAL WATERS THROUGH TONIGHT, BEFORE SUBSIDING WEDNESDAY.  
ANOTHER ROUND OF CROSS-EQUATORIAL SW SWELL IS EXPECTED TO MOVE  
INTO THE REGIONAL WATERS OVER THE UPCOMING WEEKEND.  
 

 
 
PMZ111-111600-  
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-  
900 PM PDT TUE MAR 10 2026  
   
TONIGHT
 
N WINDS 10 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.  
PERIOD 19 SECONDS.    
WED
 
NE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.  
PERIOD 17 SECONDS.    
WED NIGHT
 
N TO NE WINDS 10 KT. SEAS 6 TO 9 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
THU
 
NE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
15 SECONDS.    
THU NIGHT
 
NW TO N WINDS 10 KT. SEAS 7 TO 11 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.    
FRI
 
E WINDS 10 TO 15 KT. SEAS 9 TO 13 FT IN SW TO W SWELL.  
PERIOD 12 SECONDS.    
FRI NIGHT
 
NE TO E WINDS 10 KT. SEAS 7 TO 10 FT IN NW SWELL.  
PERIOD 11 SECONDS.    
SAT
 
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 18 SECONDS.    
SAT NIGHT
 
E WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 18 SECONDS.    
SUN
 
NE WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD  
17 SECONDS.    
SUN NIGHT
 
NW TO N WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.  
 

 
 
PMZ113-111600-  
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA  
AND PAPAGAYO-  
900 PM PDT TUE MAR 10 2026  
   
TONIGHT
 
NE TO E WINDS 20 TO 25 KT. SEAS 7 TO 10 FT IN S TO SW  
SWELL. PERIOD 18 SECONDS.    
WED
 
NE TO E WINDS 15 TO 20 KT. SEAS 7 TO 10 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
WED NIGHT
 
NE TO E WINDS 20 TO 25 KT OFFSHORE GULF OF  
PAPAGAYO, AND NE TO E 10 TO 15 KT ELSEWHERE. SEAS 6 TO 9 FT IN S  
TO SW SWELL. PERIOD 16 SECONDS.    
THU
 
NE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
THU NIGHT
 
NE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. PERIOD  
14 SECONDS.    
FRI
 
NE TO E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. PERIOD  
13 SECONDS.    
FRI NIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW  
SWELL. PERIOD 13 SECONDS.    
SAT
 
NE TO E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
SAT NIGHT
 
NE TO E WINDS 15 TO 20 KT OFFSHORE GULF OF  
PAPAGAYO, AND NE TO E 10 KT ELSEWHERE. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 18 SECONDS.    
SUN
 
NE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 18 SECONDS.    
SUN NIGHT
 
N TO NE WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.  
 

 
 
PMZ115-111600-  
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-  
900 PM PDT TUE MAR 10 2026  
   
TONIGHT
 
NEAR THE AZUERO PENINSULA, NW WINDS 10 KT, SHIFTING  
TO NE LATE. ELSEWHERE, VARIABLE WINDS LESS THAN 5 KT.  
SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD 18 SECONDS.    
WED
 
NE WINDS 10 KT, SHIFTING TO SW TO W IN THE AFTERNOON.  
SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD 17 SECONDS.    
WED NIGHT
 
N WINDS 10 KT NEAR THE AZUERO PENINSULA, AND  
VARIABLE LESS THAN 5 KT ELSEWHERE. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
THU
 
N WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
15 SECONDS.    
THU NIGHT
 
N TO NE WINDS 10 TO 15 KT NEAR THE AZUERO  
PENINSULA, AND VARIABLE LESS THAN 5 KT ELSEWHERE. SEAS 4 TO 6 FT  
IN S TO SW SWELL. PERIOD 14 SECONDS.    
FRI
 
E TO SE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 13 SECONDS.    
FRI NIGHT
 
SE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 13 SECONDS.    
SAT
 
NE TO E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
SAT NIGHT
 
N WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 18 SECONDS.    
SUN
 
N TO NE WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 17 SECONDS.    
SUN NIGHT
 
N TO NE WINDS 10 KT NEAR THE AZUERO PENINSULA, AND  
VARIABLE LESS THAN 5 KT ELSEWHERE. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.  
 

 
 
PMZ117-111600-  
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-  
900 PM PDT TUE MAR 10 2026  
   
TONIGHT
 
N TO NE WINDS 15 TO 20 KT GULF OF PANAMA, AND NE  
10 KT ELSEWHERE. SEAS 6 TO 9 FT IN SW SWELL. PERIOD 18 SECONDS.  
SCATTERED SHOWERS THROUGH THE NIGHT.    
WED
 
N WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 17 SECONDS.    
WED NIGHT
 
N TO NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW  
SWELL. PERIOD 16 SECONDS.    
THU
 
N WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
THU NIGHT
 
N TO NE WINDS 15 TO 20 KT GULF OF PANAMA, AND N TO  
NE 10 KT ELSEWHERE. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
14 SECONDS.    
FRI
 
N TO NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
13 SECONDS.    
FRI NIGHT
 
N TO NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
13 SECONDS.    
SAT
 
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 16 SECONDS.    
SAT NIGHT
 
N TO NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO  
SW SWELL. PERIOD 18 SECONDS.    
SUN
 
N WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 17 SECONDS.    
SUN NIGHT
 
N TO NE WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.  
 

 
 
PMZ119-111600-  
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-  
900 PM PDT TUE MAR 10 2026  
   
TONIGHT
 
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT.  
ELSEWHERE, NW TO N WINDS 10 KT, SHIFTING TO NE TO E LATE. SEAS  
6 TO 9 FT IN S TO SW SWELL. PERIOD 17 SECONDS.  
SCATTERED SHOWERS THROUGH THE NIGHT.    
WED
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
WED NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S  
TO SW SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS THROUGH THE  
NIGHT.    
THU
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.    
THU NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S  
TO SW SWELL. PERIOD 13 SECONDS.    
FRI
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 12 SECONDS.    
FRI NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S  
TO SW SWELL. PERIOD 16 SECONDS.    
SAT
 
SW TO W WINDS 10 KT GULF OF GUAYAQUIL, AND VARIABLE LESS  
THAN 5 KT ELSEWHERE. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD  
18 SECONDS.    
SAT NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 6 TO 9 FT IN S  
TO SW SWELL. PERIOD 17 SECONDS.    
SUN
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
SUN NIGHT
 
SW WINDS 10 KT GULF OF GUAYAQUIL, AND VARIABLE LESS  
THAN 5 KT ELSEWHERE. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD  
15 SECONDS.  
 

 
 
PMZ121-111600-  
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-  
900 PM PDT TUE MAR 10 2026  
   
TONIGHT
 
E WINDS 10 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.    
WED
 
E WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD  
15 SECONDS. SCATTERED SHOWERS THROUGH THE DAY.    
WED NIGHT
 
E WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.    
THU
 
NE TO E WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS.    
THU NIGHT
 
E WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 13 SECONDS.    
FRI
 
E TO SE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
FRI NIGHT
 
E TO SE WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 18 SECONDS.    
SAT
 
E WINDS 10 KT. SEAS 6 TO 9 FT IN S TO SW SWELL. PERIOD  
18 SECONDS.    
SAT NIGHT
 
E WINDS 10 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.  
PERIOD 17 SECONDS.    
SUN
 
E WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD  
16 SECONDS.    
SUN NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 6 TO 8 FT IN S  
TO SW SWELL. PERIOD 15 SECONDS.  
 

 
 
PMZ123-111600-  
OFFSHORE GALAPAGOS ISLANDS-  
900 PM PDT TUE MAR 10 2026  
   
TONIGHT
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING E 10 KT LATE.  
SEAS 6 TO 9 FT IN S TO SW SWELL. PERIOD 16 SECONDS.  
SCATTERED SHOWERS THROUGH THE NIGHT.    
WED
 
E TO SE WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS. SCATTERED SHOWERS THROUGH THE DAY.    
WED NIGHT
 
E TO SE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.    
THU
 
E WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
14 SECONDS. SCATTERED SHOWERS THROUGH THE DAY.    
THU NIGHT
 
E TO SE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 13 SECONDS.    
FRI
 
E TO SE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
FRI NIGHT
 
E TO SE WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
SAT
 
E WINDS 10 KT. SEAS 6 TO 9 FT IN S TO SW SWELL. PERIOD  
18 SECONDS.    
SAT NIGHT
 
E WINDS 10 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
SUN
 
NE TO E WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
SUN NIGHT
 
E WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS.  
 

 
 
FORECASTER RAMOS  
 
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