518  
FZPN28 KNHC 080842  
OFFPZ8  
 
OFFSHORE WATERS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
1242 AM PST SUN DEC 8 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.  
 
PMZ101-082045-  
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,  
COLOMBIA, AND WITHIN 750 NM OF ECUADOR  
1242 AM PST SUN DEC 8 2024  
   
SYNOPSIS
 
SWELL GENERATED FROM A GAP WIND EVENT IN THE GULF OF  
TEHUANTEPEC WILL LINGER AT THE FAR OFFSHORE WATERS OF GUATEMALA  
TODAY. A STRONG SURFACE RIDGE NORTH OF THE CARIBBEAN WILL  
SUPPORT PULSES OF FRESH TO STRONG GAP WINDS ACROSS THE GULF OF  
PAPAGAYO THROUGH TONIGHT. GENTLE TO MODERATE WINDS AND MODERATE  
SEAS PRIMARILY IN SW SWELL WILL PERSIST ELSEWHERE. LOOKING AHEAD,  
WINDS AND SEAS ON THE EASTERN EDGE OF A GAP WIND EVENT IN THE  
GULF OF TEHUANTEPEC MAY AGAIN IMPACT THE OFFSHORE WATERS OF  
GUATEMALA BY LATE WED. PULSES OF FRESH TO STRONG GAP WINDS AND  
ROUGH SEAS ARE ALSO POSSIBLE ACROSS THE GULF OF PAPAGAYO WED AND  
THU NIGHTS.  
 

 
 
PMZ111-082045-  
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-  
1242 AM PST SUN DEC 8 2024  
   
TODAY
 
NE TO E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN NW SWELL.  
PERIOD 14 SECONDS.    
TONIGHT
 
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN E SWELL.  
PERIOD 15 SECONDS.    
MON
 
N TO NE WINDS 10 KT. SEAS 4 TO 6 FT IN S SWELL. PERIOD  
17 SECONDS.    
MON NIGHT
 
N WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
TUE
 
N TO NE WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
15 SECONDS.    
TUE NIGHT
 
N WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.    
WED
 
N TO NE WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.    
WED NIGHT
 
N TO NE WINDS 15 TO 20 KT. SEAS 9 TO 14 FT IN MIXED  
SWELL. PERIOD 13 SECONDS.    
THU
 
NE WINDS 15 TO 20 KT. SEAS 9 TO 14 FT IN W TO NW SWELL.  
PERIOD 12 SECONDS.    
THU NIGHT
 
N TO NE WINDS 10 TO 15 KT. SEAS 7 TO 11 FT IN NW  
SWELL. PERIOD 12 SECONDS.  
 

 
 
PMZ113-082045-  
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA  
AND PAPAGAYO-  
1242 AM PST SUN DEC 8 2024  
   
TODAY
 
NE TO E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT. PERIOD  
14 SECONDS.    
TONIGHT
 
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 15 SECONDS.    
MON
 
NE TO E WINDS 15 TO 20 KT OFFSHORE GULF OF PAPAGAYO, AND  
NE 10 TO 15 KT ELSEWHERE. SEAS 4 TO 6 FT. PERIOD 17 SECONDS.    
MON NIGHT
 
NE TO E WINDS 15 TO 20 KT OFFSHORE GULF OF  
PAPAGAYO, AND NE TO E 10 TO 15 KT ELSEWHERE. SEAS 4 TO 6 FT.  
PERIOD 16 SECONDS.    
TUE
 
NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
TUE NIGHT
 
NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
14 SECONDS.    
WED
 
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 14 SECONDS.    
WED NIGHT
 
NE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. PERIOD  
14 SECONDS.    
THU
 
NE TO E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN SW SWELL.  
PERIOD 12 SECONDS.    
THU NIGHT
 
NE TO E WINDS 15 TO 25 KT. SEAS 6 TO 8 FT IN W TO  
NW SWELL. PERIOD 12 SECONDS.  
 

 
 
PMZ115-082045-  
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-  
1242 AM PST SUN DEC 8 2024  
   
TODAY
 
NE TO E WINDS 10 TO 15 KT NEAR THE AZUERO PENINSULA,  
AND VARIABLE LESS THAN 5 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD  
15 SECONDS.    
TONIGHT
 
NEAR THE AZUERO PENINSULA, N TO NE WINDS 10 KT IN THE  
EVENING, BECOMING VARIABLE WINDS LESS THAN 5 KT. ELSEWHERE,  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS.    
MON
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING W 10 KT IN THE  
AFTERNOON. SEAS 3 TO 5 FT. PERIOD 16 SECONDS.    
MON NIGHT
 
W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 16 SECONDS.    
TUE
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,  
AND SW TO W 10 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD 15 SECONDS.    
TUE NIGHT
 
W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.    
WED
 
W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.    
WED NIGHT
 
W TO NW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS.    
THU
 
NE WINDS 10 KT NEAR THE AZUERO PENINSULA, AND VARIABLE  
LESS THAN 5 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
14 SECONDS.    
THU NIGHT
 
NW TO N WINDS 10 TO 15 KT NEAR THE AZUERO  
PENINSULA, AND VARIABLE LESS THAN 5 KT ELSEWHERE. SEAS 4 TO 6 FT  
IN SW SWELL. PERIOD 14 SECONDS.  
 

 
 
PMZ117-082045-  
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-  
1242 AM PST SUN DEC 8 2024  
   
TODAY
 
S TO SW WINDS 10 KT, SHIFTING TO W IN THE AFTERNOON.  
SEAS 3 TO 5 FT. PERIOD 16 SECONDS.    
TONIGHT
 
SW TO W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
MON
 
GULF OF PANAMA, N WINDS 10 KT IN THE MORNING, BECOMING  
VARIABLE WINDS LESS THAN 5 KT. ELSEWHERE, SW TO W WINDS 10 TO  
15 KT. SEAS 4 TO 6 FT. PERIOD 17 SECONDS.    
MON NIGHT
 
GULF OF PANAMA, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING NW TO N 10 KT LATE. ELSEWHERE, SW WINDS  
10 KT. SEAS 3 TO 5 FT. PERIOD 17 SECONDS.    
TUE
 
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
15 SECONDS.    
TUE NIGHT
 
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS.    
WED
 
SW TO W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
14 SECONDS.    
WED NIGHT
 
W WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
14 SECONDS.    
THU
 
W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.    
THU NIGHT
 
W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.  
 

 
 
PMZ119-082045-  
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-  
1242 AM PST SUN DEC 8 2024  
   
TODAY
 
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING SW TO W 10 TO 15 KT IN THE AFTERNOON. ELSEWHERE, S TO  
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
15 SECONDS.    
TONIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
MON
 
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING SW TO W 10 TO 15 KT IN THE AFTERNOON. ELSEWHERE, S TO  
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 15 SECONDS.    
MON NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
16 SECONDS.    
TUE
 
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
14 SECONDS.    
TUE NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
WED
 
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
WED NIGHT
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL.  
PERIOD 14 SECONDS.    
THU
 
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.    
THU NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
13 SECONDS.  
 

 
 
PMZ121-082045-  
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-  
1242 AM PST SUN DEC 8 2024  
   
TODAY
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 15 SECONDS.   
TONIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
MON
 
S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
16 SECONDS.    
MON NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
TUE
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 14 SECONDS.    
TUE NIGHT
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
WED
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 14 SECONDS.    
WED NIGHT
 
S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS.    
THU
 
SE TO S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.    
THU NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
13 SECONDS.  
 

 
 
PMZ123-082045-  
OFFSHORE GALAPAGOS ISLANDS-  
1242 AM PST SUN DEC 8 2024  
   
TODAY
 
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
16 SECONDS.    
TONIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
16 SECONDS.    
MON
 
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
15 SECONDS.    
MON NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
TUE
 
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
14 SECONDS.    
TUE NIGHT
 
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 4 TO 6 FT. PERIOD  
14 SECONDS.    
WED NIGHT
 
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL.  
PERIOD 14 SECONDS.    
THU
 
SE TO S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.    
THU NIGHT
 
SE TO S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
13 SECONDS.  
 

 
 
FORECASTER CHRISTENSEN  
 
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