184  
FZPN28 KNHC 131900  
OFFPZ8  
 
OFFSHORE WATERS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
1100 AM PST SAT DEC 13 2025  
 
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.  
 
PMZ101-140700-  
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,  
COLOMBIA, AND WITHIN 750 NM OF ECUADOR  
1100 AM PST SAT DEC 13 2025  
   
SYNOPSIS  
GENTLE WINDS WILL PREVAIL NORTH OF THE MONSOON  
TROUGH OVER THE NEXT SEVERAL DAYS, EXCEPT PULSING FRESH TO  
STRONG IN THE GULF OF PAPAGAYO. MODERATE N WINDS WILL PULSE IN  
THE GULF OF PANAMA THROUGH EARLY NEXT WEEK. GENTLE TO MODERATE  
WINDS WILL PREVAIL SOUTH OF MONSOON TROUGH. MODERATE SEAS IN  
MIXED SW AND NW SWELL ARE EXPECTED OVER THE REGIONAL WATERS  
THROUGH THE WEEKEND AND INTO EARLY NEXT WEEK. ROUGH SEAS MAY  
DEVELOP IN THE FAR OFFSHORE WATERS OF GUATEMALA BY MON DUE TO  
THE TEHUANTEPEC GALE FORCE GAP EVENT.  
 
 
 
PMZ111-140700-  
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-  
1100 AM PST SAT DEC 13 2025  
   
TONIGHT  
NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN SE  
SWELL. PERIOD 12 SECONDS.    
SUN  
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
7 SECONDS.    
SUN NIGHT  
N TO NE WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL.  
PERIOD 13 SECONDS.    
MON  
NE WINDS 10 KT. SEAS 6 TO 8 FT IN W TO NW SWELL. PERIOD  
15 SECONDS.    
MON NIGHT  
N TO NE WINDS 10 KT. SEAS 6 TO 8 FT IN NW SWELL.  
PERIOD 12 SECONDS.    
TUE  
NE TO E WINDS 10 KT. SEAS 6 TO 9 FT IN NW SWELL. PERIOD  
13 SECONDS.    
TUE NIGHT  
NE WINDS 10 KT. SEAS 6 TO 8 FT IN NW SWELL. PERIOD  
12 SECONDS.    
WED  
NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
13 SECONDS.    
WED NIGHT  
NE TO E WINDS 10 KT. SEAS 4 TO 6 FT IN S SWELL.  
PERIOD 13 SECONDS.    
THU  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 13 SECONDS.    
THU NIGHT  
NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
12 SECONDS.  
 
 
 
PMZ113-140700-  
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA  
AND PAPAGAYO-  
1100 AM PST SAT DEC 13 2025  
   
TONIGHT  
NE TO E WINDS 20 KT OFFSHORE GULF OF PAPAGAYO, AND E  
10 TO 15 KT ELSEWHERE. SEAS 4 TO 6 FT. PERIOD 7 SECONDS.    
SUN  
NE TO E WINDS 15 TO 20 KT OFFSHORE GULF OF PAPAGAYO, AND  
NE 10 TO 15 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD 7 SECONDS.    
SUN NIGHT  
NE TO E WINDS 20 KT OFFSHORE GULF OF PAPAGAYO, AND  
NE TO E 15 TO 20 KT ELSEWHERE. SEAS 4 TO 6 FT. PERIOD 7 SECONDS.   
MON  
NE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. PERIOD 14 SECONDS.    
MON NIGHT  
NE TO E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. PERIOD  
13 SECONDS.    
TUE  
NE TO E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. PERIOD  
12 SECONDS.    
TUE NIGHT  
NE TO E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. PERIOD  
12 SECONDS.    
WED  
NE TO E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. PERIOD  
12 SECONDS.    
WED NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
12 SECONDS.    
THU  
E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. PERIOD 13 SECONDS.    
THU NIGHT  
NE TO E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. PERIOD  
12 SECONDS.  
 
 
 
PMZ115-140700-  
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-  
1100 AM PST SAT DEC 13 2025  
   
TONIGHT  
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
12 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
NIGHT.    
SUN  
SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 11 SECONDS.  
SCATTERED SHOWERS THROUGH THE DAY. ISOLATED TSTMS IN THE  
AFTERNOON.    
SUN NIGHT  
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
7 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
NIGHT.    
MON  
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING SW TO W 10 KT IN THE AFTERNOON. ELSEWHERE, SW WINDS  
10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS. SCATTERED  
SHOWERS THROUGH THE DAY.    
MON NIGHT  
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO  
PENINSULA, AND SW TO W 10 TO 15 KT ELSEWHERE. SEAS 3 TO 5 FT.  
PERIOD 13 SECONDS.    
TUE  
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,  
AND SW 10 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.    
TUE NIGHT  
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO  
PENINSULA, AND SW 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW SWELL.  
PERIOD 14 SECONDS.    
WED  
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,  
AND SW 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW TO W SWELL. PERIOD  
14 SECONDS.    
WED NIGHT  
SW TO W WINDS 10 KT. SEAS 4 TO 6 FT IN W SWELL.  
PERIOD 13 SECONDS.    
THU  
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.    
THU NIGHT  
W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.  
 
 
 
PMZ117-140700-  
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-  
1100 AM PST SAT DEC 13 2025  
   
TONIGHT  
SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
12 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
NIGHT.    
SUN  
SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.  
SCATTERED SHOWERS THROUGH THE DAY.    
SUN NIGHT  
SW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. PERIOD  
14 SECONDS. SCATTERED TSTMS.    
MON  
SW WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 14 SECONDS.  
SCATTERED SHOWERS THROUGH THE DAY.    
MON NIGHT  
SW TO W WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD  
14 SECONDS.    
TUE  
SW TO W WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 15 SECONDS.    
TUE NIGHT  
SW TO W WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD  
14 SECONDS.    
WED  
SW TO W WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. PERIOD  
14 SECONDS.    
WED NIGHT  
SW TO W WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. PERIOD  
13 SECONDS.    
THU  
SW TO W WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 13 SECONDS.    
THU NIGHT  
W WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 12 SECONDS.  
 
 
 
PMZ119-140700-  
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-  
1100 AM PST SAT DEC 13 2025  
   
TONIGHT  
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
12 SECONDS.    
SUN  
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING W 10 KT IN THE AFTERNOON. ELSEWHERE, S TO SW WINDS  
10 KT. SEAS 2 TO 4 FT. PERIOD 14 SECONDS.    
SUN NIGHT  
S TO SW WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD  
14 SECONDS.    
MON  
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING W 10 TO 15 KT IN THE AFTERNOON. ELSEWHERE, S TO SW  
WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 14 SECONDS.    
MON NIGHT  
SW WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 15 SECONDS.    
TUE  
S TO SW WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 14 SECONDS.    
TUE NIGHT  
S TO SW WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD  
14 SECONDS.    
WED  
S TO SW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. PERIOD  
13 SECONDS.    
WED NIGHT  
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD  
13 SECONDS.    
THU  
S TO SW WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 13 SECONDS.    
THU NIGHT  
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
12 SECONDS.  
 
 
 
PMZ121-140700-  
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-  
1100 AM PST SAT DEC 13 2025  
   
TONIGHT  
S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. PERIOD  
14 SECONDS.    
SUN  
S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 14 SECONDS.    
SUN NIGHT  
S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 14 SECONDS.    
MON  
S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 16 SECONDS.    
MON NIGHT  
S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 15 SECONDS.    
TUE  
S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 14 SECONDS.    
TUE NIGHT  
S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 13 SECONDS.    
WED  
S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 13 SECONDS.    
WED NIGHT  
S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 13 SECONDS.    
THU  
S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 13 SECONDS.    
THU NIGHT  
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.  
 
 
 
PMZ123-140700-  
OFFSHORE GALAPAGOS ISLANDS-  
1100 AM PST SAT DEC 13 2025  
   
TONIGHT  
S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. PERIOD  
14 SECONDS.    
SUN  
SE TO S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 14 SECONDS.    
SUN NIGHT  
SE TO S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD  
16 SECONDS.    
MON  
SE TO S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 16 SECONDS.    
MON NIGHT  
SE TO S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD  
15 SECONDS.    
TUE  
S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 15 SECONDS.    
TUE NIGHT  
S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 14 SECONDS.    
WED  
SE TO S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 13 SECONDS.    
WED NIGHT  
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.    
THU  
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.    
THU NIGHT  
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.  
 
 
 
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