564  
FZPN28 KNHC 202001  
OFFPZ8  
 
OFFSHORE WATERS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
1201 PM PST FRI DEC 20 2024  
 
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.  
 
PMZ101-210815-  
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,  
COLOMBIA, AND WITHIN 750 NM OF ECUADOR  
1201 PM PST FRI DEC 20 2024  
   
SYNOPSIS
 
THE PRESSURE GRADIENT BETWEEN HIGH PRESSURE BUILDING  
TOWARD THE NW CARIBBEAN AND THE EASTERN NORTH PACIFIC MONSOON  
TROUGH WILL SUPPORT PULSING FRESH TO STRONG NE GAP WINDS IN THE  
PAPAGAYO REGION INTO EARLY TUE. GALES IN THE TEHUANTEPEC REGION  
WILL SUPPORT NORTHERLY SWELL AND ROUGH SEAS WELL OFFSHORE  
GUATEMALA INTO THE WEEKEND. ELSEWHERE, WINDS WILL BE MODERATE OR  
WEAKER WITH MODERATE SEAS THROUGH EARLY NEXT WEEK, PULSING TO  
MODERATE TO FRESH IN THE GULF OF PANAMA AT TIMES.  
 

 
 
PMZ111-210815-  
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-  
1201 PM PST FRI DEC 20 2024  
   
TONIGHT
 
N TO NE WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN NW  
SWELL. PERIOD 12 SECONDS.    
SAT
 
N TO NE WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN NW SWELL.  
PERIOD 12 SECONDS.    
SAT NIGHT
 
N WINDS 10 KT. SEAS 6 TO 9 FT IN NW SWELL. PERIOD  
12 SECONDS.    
SUN
 
NE WINDS 10 KT. SEAS 6 TO 9 FT IN NW SWELL. PERIOD  
11 SECONDS.    
SUN NIGHT
 
NE WINDS 10 KT. SEAS 6 TO 8 FT IN NW SWELL. PERIOD  
10 SECONDS.    
MON
 
NE WINDS 10 KT. SEAS 5 TO 7 FT IN NW SWELL. PERIOD  
10 SECONDS.    
MON NIGHT
 
NE WINDS 10 KT. SEAS 5 TO 7 FT IN NW SWELL. PERIOD  
12 SECONDS.    
TUE
 
N TO NE WINDS 10 KT. SEAS 4 TO 6 FT IN NW SWELL. PERIOD  
14 SECONDS.    
TUE NIGHT
 
NW TO N WINDS 10 KT. SEAS 5 TO 7 FT IN W TO NW  
SWELL. PERIOD 16 SECONDS.    
WED
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 6 TO 8 FT IN W TO NW  
SWELL. PERIOD 16 SECONDS.    
WED NIGHT
 
NW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN W TO NW  
SWELL. PERIOD 16 SECONDS.  
 

 
 
PMZ113-210815-  
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA  
AND PAPAGAYO-  
1201 PM PST FRI DEC 20 2024  
   
TONIGHT
 
NE TO E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. PERIOD  
14 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.    
SAT
 
NE TO E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. PERIOD  
13 SECONDS.    
SAT NIGHT
 
NE TO E WINDS 20 KT OFFSHORE GULF OF PAPAGAYO, AND  
NE TO E 15 TO 20 KT ELSEWHERE. SEAS 5 TO 7 FT. PERIOD  
12 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.    
SUN
 
NE TO E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. PERIOD  
11 SECONDS.    
SUN NIGHT
 
NE TO E WINDS 20 TO 25 KT. SEAS 4 TO 6 FT. PERIOD  
10 SECONDS.    
MON
 
NE TO E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. PERIOD  
10 SECONDS.    
MON NIGHT
 
NE TO E WINDS 20 KT OFFSHORE GULF OF PAPAGAYO, AND  
NE TO E 10 TO 15 KT ELSEWHERE. SEAS 4 TO 6 FT. PERIOD  
12 SECONDS.    
TUE
 
NE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. PERIOD 12 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. PERIOD  
15 SECONDS.    
WED
 
N TO NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
16 SECONDS.    
WED NIGHT
 
NE TO E WINDS 15 TO 20 KT OFFSHORE GULF OF  
PAPAGAYO, AND N TO NE 10 KT ELSEWHERE. SEAS 5 TO 7 FT IN W TO NW  
SWELL. PERIOD 16 SECONDS.  
 

 
 
PMZ115-210815-  
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-  
1201 PM PST FRI DEC 20 2024  
   
TONIGHT
 
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
13 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.    
SAT
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,  
AND SW TO W 10 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.  
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.    
SAT NIGHT
 
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN  
5 KT, BECOMING W TO NW 10 KT LATE. ELSEWHERE, SW TO W  
WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS. SCATTERED  
SHOWERS THROUGH THE NIGHT.    
SUN
 
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN 5 KT.  
VARIABLE WINDS LESS THAN 5 KT IN THE MORNING. ELSEWHERE, S TO SW  
WINDS 10 KT IN THE AFTERNOON. SEAS 4 TO 6 FT IN W TO NW SWELL.  
PERIOD 13 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS.    
SUN NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN W  
SWELL. PERIOD 11 SECONDS.    
MON
 
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  
12 SECONDS.    
MON NIGHT
 
SW TO W WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 12 SECONDS.    
TUE
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,  
AND W 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
14 SECONDS.    
TUE NIGHT
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO  
PENINSULA, AND SW TO W 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO  
SW SWELL. PERIOD 13 SECONDS.    
WED
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,  
AND SW TO W 10 TO 15 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
WED NIGHT
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO  
PENINSULA, AND SW 10 TO 15 KT ELSEWHERE. SEAS 5 TO 7 FT IN W  
SWELL. PERIOD 15 SECONDS.  
 

 
 
PMZ117-210815-  
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-  
1201 PM PST FRI DEC 20 2024  
   
TONIGHT
 
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
NIGHT.    
SAT
 
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.  
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.    
SAT NIGHT
 
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
NIGHT.    
SUN
 
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS. SCATTERED TSTMS THROUGH THE DAY.    
SUN NIGHT
 
W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 11 SECONDS.    
MON
 
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 11 SECONDS.    
MON NIGHT
 
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
12 SECONDS.    
TUE
 
SW TO W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
13 SECONDS.    
TUE NIGHT
 
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
13 SECONDS.    
WED
 
SW TO W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
14 SECONDS.    
WED NIGHT
 
SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
16 SECONDS.  
 

 
 
PMZ119-210815-  
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-  
1201 PM PST FRI DEC 20 2024  
   
TONIGHT
 
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS.    
SAT
 
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING W 10 KT IN THE AFTERNOON. ELSEWHERE, SW WINDS 10 KT.  
SEAS 3 TO 5 FT. PERIOD 13 SECONDS.    
SAT NIGHT
 
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
13 SECONDS.    
SUN
 
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING SW TO W 10 KT IN THE AFTERNOON. ELSEWHERE, S TO SW  
WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.    
SUN NIGHT
 
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
13 SECONDS.    
MON
 
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.    
MON NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
12 SECONDS.    
TUE
 
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
12 SECONDS.    
TUE NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
12 SECONDS.    
WED
 
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
12 SECONDS.    
WED NIGHT
 
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
15 SECONDS.  
 

 
 
PMZ121-210815-  
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-  
1201 PM PST FRI DEC 20 2024  
   
TONIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
13 SECONDS.    
SAT
 
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
13 SECONDS.    
SAT NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
13 SECONDS.    
SUN
 
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
13 SECONDS.    
SUN NIGHT
 
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.    
MON
 
S WINDS 10 KT. SEAS 4 TO 6 FT IN NW SWELL. PERIOD  
12 SECONDS.    
MON NIGHT
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN W SWELL.  
PERIOD 12 SECONDS.    
TUE
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 12 SECONDS.    
TUE NIGHT
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
12 SECONDS.    
WED
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 15 SECONDS.    
WED NIGHT
 
S WINDS 10 KT. SEAS 4 TO 6 FT IN NW SWELL. PERIOD  
15 SECONDS.  
 

 
 
PMZ123-210815-  
OFFSHORE GALAPAGOS ISLANDS-  
1201 PM PST FRI DEC 20 2024  
   
TONIGHT
 
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS.    
SAT
 
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
13 SECONDS.    
SAT NIGHT
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN NW TO N  
SWELL. PERIOD 13 SECONDS.    
SUN
 
S WINDS 10 KT. SEAS 4 TO 6 FT IN NW TO N SWELL. PERIOD  
15 SECONDS.    
SUN NIGHT
 
S WINDS 10 KT. SEAS 4 TO 6 FT IN NW TO N SWELL.  
PERIOD 13 SECONDS.    
MON
 
S WINDS 10 KT. SEAS 4 TO 6 FT IN NW TO N SWELL. PERIOD  
13 SECONDS.    
MON NIGHT
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
13 SECONDS.    
TUE
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 14 SECONDS.    
TUE NIGHT
 
S WINDS 10 KT. SEAS 4 TO 6 FT IN W TO NW SWELL.  
PERIOD 14 SECONDS.    
WED
 
S WINDS 10 KT. SEAS 4 TO 6 FT IN NW SWELL. PERIOD  
15 SECONDS.    
WED NIGHT
 
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN NW SWELL.  
PERIOD 15 SECONDS.  
 

 
 
FORECASTER AL  
 
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