617  
FZPN28 KNHC 120300  
OFFPZ8  
 
OFFSHORE WATERS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
700 PM PST WED DEC 11 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.  
 
PMZ101-121500-  
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,  
COLOMBIA, AND WITHIN 750 NM OF ECUADOR  
700 PM PST WED DEC 11 2024  
   
SYNOPSIS
 
FRESH NE GAP WINDS ACROSS THE GULF OF PAPAGAYO WILL  
INCREASE TO STRONG THIS EVENING THROUGH THU, THEN PULSE TO  
STRONG AT NIGHT THROUGH FRI NIGHT, AS STRONG HIGH PRESSURE  
BEHIND A COLD FRONT ACROSS THE NORTHWESTERN CARIBBEAN PREVAILS  
ACROSS THE REGION. STRONG WINDS AND VERY ROUGH SEAS ALONG THE  
EASTERN EDGE OF A TEHUANTEPEC STORM-FORCE WIND EVENT WILL IMPACT  
THE OFFSHORE WATERS OF SOUTHWESTERN GUATEMALA TONIGHT THROUGH  
EARLY FRI, WITH ASSOCIATED NW SWELL SPREADING TO OFFSHORE OF  
PAPAGAYO BY THU AFTERNOON. WINDS OFFSHORE OF GUATEMALA WILL  
DIMINISH THU NIGHT WITH SEAS SLOWLY SUBSIDING THROUGH FRI.  
MODERATE N WINDS WILL ALSO PULSE TO LOCALLY FRESH ACROSS THE  
WESTERN GULF OF PANAMA THROUGH THIS WEEKEND. OTHERWISE, GENTLE  
TO MODERATE S TO SW WINDS AND MODERATE SEAS WILL PREVAIL SOUTH OF  
THE MONSOON TROUGH, WITH GENTLE WINDS AND SLIGHT SEAS OCCURRING  
NORTH OF THE TROUGH, AWAY FROM THE GAP WINDS.  
 

 
 
PMZ111-121500-  
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-  
700 PM PST WED DEC 11 2024  
   
TONIGHT
 
N TO NE WINDS 20 TO 25 KT. SEAS BUILDING 10 TO 16 FT  
IN NW SWELL W OF 92W AND 6 TO 9 FT E OF 92W. PERIOD 15 SECONDS.   
THU
 
NE WINDS 10 TO 15 KT. SEAS 9 TO 14 FT IN NW SWELL. PERIOD  
15 SECONDS.    
THU NIGHT
 
N WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN W TO NW  
SWELL. PERIOD 14 SECONDS.    
FRI
 
N TO NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN W TO NW  
SWELL. PERIOD 14 SECONDS.    
FRI NIGHT
 
N TO NE WINDS 10 KT. SEAS 5 TO 7 FT IN W SWELL.  
PERIOD 12 SECONDS.    
SAT
 
NE WINDS 10 KT. SEAS 4 TO 6 FT IN W SWELL. PERIOD  
11 SECONDS.    
SAT NIGHT
 
N TO NE WINDS 10 KT. SEAS 4 TO 6 FT IN W SWELL.  
PERIOD 12 SECONDS.    
SUN
 
NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
12 SECONDS.    
SUN NIGHT
 
NE WINDS 10 KT. SEAS 5 TO 7 FT IN SW TO W SWELL.  
PERIOD 13 SECONDS.    
MON
 
NE TO E WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
MON NIGHT
 
NE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.  
 

 
 
PMZ113-121500-  
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA  
AND PAPAGAYO-  
700 PM PST WED DEC 11 2024  
   
TONIGHT
 
NE TO E WINDS 20 TO 25 KT. SEAS 6 TO 8 FT. PERIOD  
15 SECONDS.    
THU
 
NE TO E WINDS 20 TO 25 KT. SEAS 6 TO 9 FT IN SW TO W  
SWELL. PERIOD 15 SECONDS.    
THU NIGHT
 
NE TO E WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN NW  
SWELL. PERIOD 14 SECONDS.    
FRI
 
NE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN NW SWELL. PERIOD  
14 SECONDS.    
FRI NIGHT
 
NE TO E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. PERIOD  
12 SECONDS.    
SAT
 
NE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN SE SWELL. PERIOD  
11 SECONDS.    
SAT NIGHT
 
NE TO E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. PERIOD  
11 SECONDS.    
SUN
 
NE TO E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. PERIOD  
11 SECONDS.    
SUN NIGHT
 
NE TO E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. PERIOD  
13 SECONDS.    
MON
 
NE TO E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
MON NIGHT
 
NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.  
 

 
 
PMZ115-121500-  
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-  
700 PM PST WED DEC 11 2024  
   
TONIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SW  
SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.    
THU
 
NEAR THE AZUERO PENINSULA, N TO NE WINDS 10 TO 15 KT,  
SHIFTING TO E TO SE IN THE AFTERNOON. ELSEWHERE, VARIABLE WINDS  
LESS THAN 5 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD 15 SECONDS.    
THU NIGHT
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING W 10 KT  
LATE. SEAS 5 TO 7 FT IN SW SWELL. PERIOD 14 SECONDS.    
FRI
 
NEAR THE AZUERO PENINSULA, N WINDS 10 TO 15 KT IN THE  
MORNING, BECOMING VARIABLE WINDS LESS THAN 5 KT. ELSEWHERE,  
VARIABLE WINDS LESS THAN 5 KT, BECOMING SW TO W 10 KT IN THE  
AFTERNOON. SEAS 5 TO 7 FT IN SW TO W SWELL. PERIOD 14 SECONDS.  
SCATTERED SHOWERS THROUGH THE DAY.    
FRI NIGHT
 
NW TO N WINDS 10 KT NEAR THE AZUERO PENINSULA, AND  
VARIABLE LESS THAN 5 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW TO W  
SWELL. PERIOD 13 SECONDS.    
SAT
 
SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
14 SECONDS.    
SAT NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SW  
SWELL. PERIOD 14 SECONDS.    
SUN
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN SW  
SWELL. PERIOD 13 SECONDS.    
SUN NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN SW  
SWELL. PERIOD 15 SECONDS.    
MON
 
NW TO N 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 16 SECONDS.    
MON NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S  
TO SW SWELL. PERIOD 15 SECONDS.  
 

 
 
PMZ117-121500-  
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-  
700 PM PST WED DEC 11 2024  
   
TONIGHT
 
W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 15 SECONDS.  
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE NIGHT.    
THU
 
W TO NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS. SCATTERED TSTMS.    
THU NIGHT
 
SW TO W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.    
FRI
 
W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 14 SECONDS.  
SCATTERED SHOWERS THROUGH THE DAY.    
FRI NIGHT
 
W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
13 SECONDS.    
SAT
 
W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 13 SECONDS.    
SAT NIGHT
 
W TO NW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
13 SECONDS.    
SUN
 
W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.    
SUN NIGHT
 
W WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
15 SECONDS.    
MON
 
W TO NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
MON NIGHT
 
NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.  
 

 
 
PMZ119-121500-  
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-  
700 PM PST WED DEC 11 2024  
   
TONIGHT
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL.  
PERIOD 15 SECONDS.    
THU
 
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING W 10 KT IN THE AFTERNOON. ELSEWHERE, S TO SW WINDS  
10 TO 15 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD 14 SECONDS.    
THU NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
14 SECONDS.    
FRI
 
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
FRI NIGHT
 
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS.    
SAT
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW TO W SWELL.  
PERIOD 13 SECONDS.    
SAT NIGHT
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW TO W  
SWELL. PERIOD 12 SECONDS.    
SUN
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
14 SECONDS.    
SUN NIGHT
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
MON
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
MON NIGHT
 
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL.  
PERIOD 14 SECONDS.  
 

 
 
PMZ121-121500-  
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-  
700 PM PST WED DEC 11 2024  
   
TONIGHT
 
S WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
15 SECONDS.    
THU
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 14 SECONDS.    
THU NIGHT
 
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS.    
FRI
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 15 SECONDS.    
FRI NIGHT
 
S WINDS 10 KT. SEAS 4 TO 6 FT IN SW TO W SWELL.  
PERIOD 13 SECONDS.    
SAT
 
S WINDS 10 KT. SEAS 4 TO 6 FT IN SW TO W SWELL. PERIOD  
12 SECONDS.    
SAT NIGHT
 
S WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
13 SECONDS.    
SUN
 
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
SUN NIGHT
 
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
MON
 
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS.    
MON NIGHT
 
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 13 SECONDS.  
 

 
 
PMZ123-121500-  
OFFSHORE GALAPAGOS ISLANDS-  
700 PM PST WED DEC 11 2024  
   
TONIGHT
 
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN SW TO W SWELL.  
PERIOD 14 SECONDS.    
THU
 
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS.    
THU NIGHT
 
SE TO S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
14 SECONDS.    
FRI
 
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
15 SECONDS.    
FRI NIGHT
 
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN W TO NW  
SWELL. PERIOD 13 SECONDS.    
SAT
 
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN W TO NW SWELL.  
PERIOD 12 SECONDS.    
SAT NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW TO  
W SWELL. PERIOD 14 SECONDS.    
SUN
 
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 16 SECONDS.    
SUN NIGHT
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 15 SECONDS.    
MON
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD  
14 SECONDS.    
MON NIGHT
 
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 14 SECONDS.  
 

 
 
FORECASTER STRIPLING  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab TPC Page Main Text Page