919  
FZPN28 KNHC 240833  
OFFPZ8  
 
OFFSHORE WATERS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
133 AM PDT SUN AUG 24 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.  
 
PMZ101-242045-  
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,  
COLOMBIA, AND WITHIN 750 NM OF ECUADOR  
133 AM PDT SUN AUG 24 2025  
   
SYNOPSIS
 
LONG-PERIOD CROSS-EQUATORIAL SWELL WILL LEAD TO  
ROUGH SEAS OFFSHORE OF ECUADOR BEGINNING TODAY, AND OFFSHORE OF  
COLOMBIA AND MUCH OF CENTRAL AMERICA BY EARLY IN THE UPCOMING  
WEEK. ROUGH SEAS ARE EXPECTED SOUTH OF THE EQUATOR OFFSHORE OF  
ECUADOR THROUGH EARLY MON BEFORE THEY SLOWLY SUBSIDE THROUGH  
WED. ELSEWHERE, MODERATE TO FRESH NORTHEAST TO EAST GAP WINDS  
WILL CONTINUE IN THE GULF OF PAPAGAYO REGION THROUGH MON, THEN  
INCREASE TO FRESH TO STRONG SPEEDS THROUGH EARLY WED AND DIMINISH  
EARLY THU AFTERNOON.  
 

 
 
PMZ111-242045-  
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-  
133 AM PDT SUN AUG 24 2025  
   
TODAY
 
E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
20 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.   
TONIGHT
 
SE WINDS 10 KT IN THE EVENING, BECOMING VARIABLE  
WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S SWELL. PERIOD  
20 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.   
MON
 
E TO SE WINDS 10 KT. SEAS 6 TO 8 FT IN S SWELL. PERIOD  
19 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.   
MON NIGHT
 
NE TO E WINDS 10 KT. SEAS 6 TO 8 FT IN S SWELL.  
PERIOD 18 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.   
TUE
 
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S SWELL. PERIOD  
16 SECONDS.    
TUE NIGHT
 
NE TO E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S  
SWELL. PERIOD 15 SECONDS.    
WED
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S SWELL. PERIOD  
14 SECONDS.    
WED NIGHT
 
SE WINDS 10 KT. SEAS 5 TO 7 FT IN S SWELL. PERIOD  
13 SECONDS.    
THU
 
E TO SE WINDS 10 KT. SEAS 4 TO 6 FT IN SE TO S SWELL.  
PERIOD 13 SECONDS.    
THU NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SE  
TO S SWELL. PERIOD 12 SECONDS.  
 

 
 
PMZ113-242045-  
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA  
AND PAPAGAYO-  
133 AM PDT SUN AUG 24 2025  
   
TODAY
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 20 SECONDS.  
WINDS AND SEAS HIGHER IN AND NEAR SCATTERED TO NUMEROUS SHOWERS  
AND THUNDERSTORMS.   
TONIGHT
 
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S SWELL.  
PERIOD 19 SECONDS. SCATTERED SHOWERS AND THUNDERSTORMS.   
MON
 
NE TO E WINDS 15 TO 20 KT OFFSHORE GULF OF PAPAGAYO, AND  
N 10 TO 15 KT ELSEWHERE. SEAS 6 TO 8 FT IN S SWELL. PERIOD  
19 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.   
MON NIGHT
 
NE TO E WINDS 20 TO 25 KT OFFSHORE GULF OF  
PAPAGAYO, AND NE 15 TO 20 KT ELSEWHERE. SEAS 6 TO 8 FT IN S  
SWELL. PERIOD 18 SECONDS. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS.    
TUE
 
NE TO E WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN S SWELL.  
PERIOD 15 SECONDS.    
TUE NIGHT
 
E TO SE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN S  
SWELL. PERIOD 14 SECONDS.    
WED
 
E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN S SWELL. PERIOD  
13 SECONDS.    
WED NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S SWELL.  
PERIOD 12 SECONDS.    
THU
 
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 12 SECONDS.    
THU NIGHT
 
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
11 SECONDS.  
 

 
 
PMZ115-242045-  
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-  
133 AM PDT SUN AUG 24 2025  
   
TODAY
 
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN  
5 KT, BECOMING SW TO W 10 KT IN THE AFTERNOON. ELSEWHERE, SW TO  
W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
20 SECONDS. WINDS AND SEAS HIGHER IN AND NEAR SCATTERED SHOWERS  
AND THUNDERSTORMS.    
TONIGHT
 
W WINDS 10 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.  
PERIOD 20 SECONDS. SCATTERED SHOWERS AND THUNDERSTORMS.   
MON
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,  
AND W 10 KT ELSEWHERE. SEAS 7 TO 10 FT IN S TO SW SWELL. PERIOD  
18 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.   
MON NIGHT
 
W TO NW WINDS 10 KT IN THE EVENING, BECOMING  
VARIABLE WINDS LESS THAN 5 KT. SEAS 7 TO 10 FT IN S TO SW SWELL.  
PERIOD 17 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.   
TUE
 
S WINDS 10 KT NEAR THE AZUERO PENINSULA, AND VARIABLE  
LESS THAN 5 KT ELSEWHERE. SEAS 6 TO 9 FT IN S SWELL. PERIOD  
14 SECONDS.    
TUE NIGHT
 
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO  
PENINSULA, AND S TO SW 10 KT ELSEWHERE. SEAS 6 TO 8 FT IN S  
SWELL. PERIOD 14 SECONDS.    
WED
 
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN S SWELL. PERIOD  
13 SECONDS.    
WED NIGHT
 
SW TO W WINDS 10 KT. SEAS 4 TO 6 FT IN S SWELL.  
PERIOD 13 SECONDS.    
THU
 
SW WINDS 10 KT. SEAS 4 TO 6 FT IN S SWELL. PERIOD  
12 SECONDS.    
THU NIGHT
 
SW TO W WINDS 10 KT. SEAS 4 TO 6 FT IN S SWELL.  
PERIOD 12 SECONDS.  
 

 
 
PMZ117-242045-  
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-  
133 AM PDT SUN AUG 24 2025  
   
TODAY
 
SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 20 SECONDS. ISOLATED SHOWERS AND THUNDERSTORMS.   
TONIGHT
 
SW TO W WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN S TO SW  
SWELL. PERIOD 20 SECONDS. ISOLATED SHOWERS AND THUNDERSTORMS.   
MON
 
SW TO W WINDS 10 KT. SEAS 7 TO 11 FT IN S TO SW SWELL.  
PERIOD 19 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.   
MON NIGHT
 
SW WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS.    
TUE
 
SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
TUE NIGHT
 
SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.    
WED
 
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 13 SECONDS.    
WED NIGHT
 
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 13 SECONDS.    
THU
 
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 11 SECONDS.    
THU NIGHT
 
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 12 SECONDS.  
 

 
 
PMZ119-242045-  
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-  
133 AM PDT SUN AUG 24 2025  
   
TODAY
 
S TO SW WINDS 10 TO 15 KT. SEAS 8 TO 12 FT IN S TO SW  
SWELL. PERIOD 19 SECONDS.    
TONIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 9 TO 13 FT IN S TO SW  
SWELL. PERIOD 18 SECONDS.    
MON
 
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 8 TO 12 FT IN S TO SW SWELL. PERIOD  
17 SECONDS.    
MON NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN S TO  
SW SWELL. PERIOD 15 SECONDS.    
TUE
 
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.    
TUE NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO  
SW SWELL. PERIOD 13 SECONDS.    
WED
 
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S SWELL.  
PERIOD 13 SECONDS.    
WED NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S  
SWELL. PERIOD 12 SECONDS.    
THU
 
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S SWELL.  
PERIOD 13 SECONDS.    
THU NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
14 SECONDS.  
 

 
 
PMZ121-242045-  
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-  
133 AM PDT SUN AUG 24 2025  
   
TODAY
 
SE TO S WINDS 10 TO 15 KT. SEAS 9 TO 13 FT IN S TO SW  
SWELL. PERIOD 19 SECONDS.    
TONIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 9 TO 13 FT IN S TO SW  
SWELL. PERIOD 18 SECONDS.    
MON
 
SE TO S WINDS 10 TO 15 KT. SEAS 8 TO 12 FT IN S SWELL.  
PERIOD 16 SECONDS.    
MON NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN S  
SWELL. PERIOD 15 SECONDS.    
TUE
 
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S SWELL.  
PERIOD 14 SECONDS.    
TUE NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S  
SWELL. PERIOD 13 SECONDS.    
WED
 
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SE TO S SWELL.  
PERIOD 12 SECONDS.    
WED NIGHT
 
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SE TO S  
SWELL. PERIOD 11 SECONDS.    
THU
 
S WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. PERIOD 11 SECONDS.    
THU NIGHT
 
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S SWELL.  
PERIOD 15 SECONDS.  
 

 
 
PMZ123-242045-  
OFFSHORE GALAPAGOS ISLANDS-  
133 AM PDT SUN AUG 24 2025  
   
TODAY
 
SE WINDS 10 TO 15 KT. SEAS 9 TO 13 FT IN S SWELL.  
PERIOD 19 SECONDS.    
TONIGHT
 
SE WINDS 10 TO 15 KT. SEAS 9 TO 13 FT IN S SWELL.  
PERIOD 17 SECONDS.    
MON
 
SE WINDS 10 TO 15 KT. SEAS 8 TO 12 FT IN S SWELL. PERIOD  
16 SECONDS.    
MON NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN SE TO S  
SWELL. PERIOD 15 SECONDS.    
TUE
 
SE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SE TO S SWELL.  
PERIOD 12 SECONDS.    
TUE NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SE TO  
S SWELL. PERIOD 12 SECONDS.    
WED
 
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SE TO S  
SWELL. PERIOD 11 SECONDS.    
WED NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SE TO  
S SWELL. PERIOD 10 SECONDS.    
THU
 
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SE TO S  
SWELL. PERIOD 12 SECONDS.    
THU NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S  
SWELL. PERIOD 14 SECONDS.  
 

 
 
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