516  
FZPN03 KNHC 132209  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
2230 UTC SAT SEP 13 2025  
 
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  
 
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.  
 
SECURITE  
 
E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE  
EQUATOR E OF 120W  
 
SYNOPSIS VALID 1800 UTC SAT SEP 13.  
24 HOUR FORECAST VALID 1800 UTC SUN SEP 14.  
48 HOUR FORECAST VALID 1800 UTC MON SEP 15.  
 
.WARNINGS.  
 
.NONE.  
 
.SYNOPSIS AND FORECAST.  
 
.WITHIN 01S108W TO 01S117W TO 03.4S120W TO 03.4S98W TO 01S108W  
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.  
.24 HOUR FORECAST WITHIN 12N112W TO 13N113W TO 13N115W TO  
13N116W TO 11N115W TO 10N113W TO 12N112W W WINDS 20 TO 25 KT.  
SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN 13N110W TO 11N118W TO 06N112W  
TO 03.4S120W TO 03.4S81W TO 01N81W TO 13N110W...INCLUDING THE  
GULF OF GUAYAQUIL AND EXCEPT LEE OF GALAPAGOS ISLANDS...WINDS 20  
KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.  
.48 HOUR FORECAST WITHIN 12N109W TO 14N114W TO 11N116W TO  
10N113W TO 11N112W TO 10N109W TO 12N109W SW TO W WINDS 20 TO 25  
KT. SEAS 2.5 TO 3.5 M. ELSEWHERE WITHIN 11N93W TO 16N115W TO  
13N125W TO 04N112W TO 03.4S115W TO 03S81W TO 11N93W...INCLUDING  
THE GULF OF PANAMA AND THE GULF OF GUAYAQUIL AND EXCEPT LEE OF  
GALAPAGOS ISLANDS...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S  
TO SW SWELL.  
 
.06 HOUR FORECAST WITHIN 14N122W TO 13N125W TO 12N129W TO  
11N130W TO 12N125W TO 13N122W TO 14N122W SW TO W WINDS 20 TO 25  
KT. SEAS 2.5 TO 3.0 M IN S SWELL.  
.24 HOUR FORECAST WITHIN 13N120W TO 14N121W TO 14N122W TO  
12N127W TO 11N127W TO 12N121W TO 13N120W SW TO W WINDS 20 TO 25  
KT. SEAS 2.5 TO 3.0 M IN S SWELL. ELSEWHERE WITHIN 13N118W TO  
14N122W TO 13N126W TO 11N129W TO 11N127W TO 11N119W TO 13N118W  
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S SWELL. REMAINDER OF  
AREA WITHIN 16N123W TO 16N124W TO 16N125W TO 15N126W TO 15N123W  
TO 16N123W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW SWELL.  
.30 HOUR FORECAST CONDITIONS MERGED WITH AREA DESCRIBED ABOVE.  
 
.WITHIN 16N135W TO 17N137W TO 19N140W TO 14N140W TO 16N135W  
WINDS 20 KT OR LESS. SEAS 2.5 M IN E SWELL.  
.24 HOUR FORECAST WITHIN 15N136W TO 18N140W TO 13N140W TO  
13N138W TO 13N136W TO 15N136W WINDS 20 KT OR LESS. SEAS 2.5 M IN  
NE TO E SWELL.  
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS  
LESS THAN 2.5 M.  
 
.15 HOUR FORECAST WITHIN 14N135W TO 14N136W TO 14N137W TO  
13N137W TO 13N136W TO 13N135W TO 14N135W E WINDS 20 TO 25 KT.  
SEAS 2.5 M IN MIXED NE AND SE SWELL.  
.24 HOUR FORECAST WITHIN 14N135W TO 15N136W TO 15N138W TO  
14N139W TO 13N138W TO 13N135W TO 14N135W WINDS 20 KT OR LESS.  
SEAS 2.5 M IN MIXED NE AND SE SWELL.  
.48 HOUR FORECAST WITHIN 15N136W TO 15N138W TO 14N140W TO  
13N140W TO 13N139W TO 15N136W NE WINDS 20 TO 25 KT. SEAS 2.5 M IN  
MIXED NE AND SE SWELL.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.  
 
CONVECTION VALID AT 1800 UTC SAT SEP 13...  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
 
 
MONSOON TROUGH FROM 08.5N78.5W TO 08N82W TO 15N117W TO 13N140W.  
SCATTERED MODERATE ISOLATED STRONG FROM 06N TO 10N E OF 90W...07N  
TO 13N BETWEEN 93W AND 99W...08N TO 22N BETWEEN 105W AND  
119W...AND 10N TO 15N BETWEEN 121W AND 140W.  
 

 
.FORECASTER ADAMS. NATIONAL HURRICANE CENTER.  
 
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