602  
FZPN03 KNHC 301605  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
1630 UTC THU OCT 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 1200 UTC THU OCT 30.  
24 HOUR FORECAST VALID 1200 UTC FRI OCT 31.  
48 HOUR FORECAST VALID 1200 UTC SAT NOV 1.  
 
.WARNINGS.  
   
..GALE WARNING  
 
.WITHIN 16N94W TO 16N95W TO 15N96W TO 13N96W TO 13N95W TO 14N94W  
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30  
TO 40 KT. SEAS TO 4.5 M. ELSEWHERE WITHIN 14N94W TO 16N94W TO  
16N96W TO 12N97W TO 11N98W TO 12N95W TO 14N94W N TO NE WINDS 20  
TO 30 KT. SEAS 2.5 TO 4.5 M. REMAINDER OF AREA WITHIN 13N93W TO  
16N94W TO 15N96W TO 13N98W TO 12N98W TO 11N96W TO 13N93W WINDS  
20 KT OR LESS. SEAS 2.5 TO 3.5 M IN N TO NE SWELL.  
.21 HOUR FORECAST WITHIN 15N95W TO 16N95W TO 14N96W TO 13N97W TO  
13N96W TO 15N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE  
WINDS 20 TO 30 KT. SEAS TO 3.5 M. ELSEWHERE WITHIN 15N95W TO  
12N102W TO 09N102W TO 06N98W TO 07N94W TO 15N95W WINDS 20 KT OR  
LESS. SEAS 2.5 TO 3.5 M IN N TO NE SWELL.  
.24 HOUR FORECAST LITTLE CHANGE.  
.48 HOUR FORECAST GULF OF TEHUANTEPEC N OF 14.5N N WINDS 20 TO  
25 KT. SEAS TO 2.5 M. ELSEWHERE WITHIN 15N95W TO 16N95W TO 15N95W  
TO 15N96W TO 14N96W TO 14N95W TO 15N95W WINDS 20 KT OR LESS.  
SEAS 2.5 TO 3.0 M IN MERGING N AND SW SWELL.  
 
.SYNOPSIS AND FORECAST.  
 
.WITHIN 11N105W TO 09N121W TO 00N126W TO 03.4S120W TO 03.4S93W  
TO 01N100W TO 11N105W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN  
S TO SW SWELL.  
.24 HOUR FORECAST WITHIN 14N115W TO 06N124W TO 02N116W TO  
03.4S119W TO 03.4S82W TO 14N115W...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 09N90W TO 13N104W TO 03N105W TO  
03.4S93W TO 03.4S81W TO 02N80W TO 09N90W...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.  
 
.WITHIN 18N131W TO 19N135W TO 17N137W TO 15N135W TO 14N132W TO  
16N130W TO 18N131W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN  
MIXED E AND NW SWELL.  
.24 HOUR FORECAST WITHIN 16N137W TO 17N140W TO 16N140W TO  
16N138W TO 15N137W TO 15N135W TO 16N137W WINDS 20 KT OR LESS.  
SEAS 2.5 M IN E SWELL.  
.36 HOUR FORECAST CONDITIONS TO MOVE W OF 140W.  
 
.09 HOUR FORECAST WITHIN 30N126W TO 30N129W TO 30N128W TO  
30N126.5W TO 30N126W WINDS 20 KT OR LESS. SEAS 2.5 M IN NW  
SWELL.  
.24 HOUR FORECAST WITHIN 30N119W TO 30N128W TO 29N129W TO  
27N128W TO 27N126W TO 29N121W TO 30N119W WINDS 20 KT OR LESS.  
SEAS 2.5 TO 3.0 M IN NW TO N SWELL.  
.48 HOUR FORECAST WITHIN 30N121W TO 30N126W TO 28N126W TO  
28N125W TO 29N122W TO 30N121W WINDS 20 KT OR LESS. SEAS 2.5 M IN  
NW TO N SWELL.  
 
.24 HOUR FORECAST WITHIN 11.5N86W TO 11N87W TO 10.5N87.5W TO  
10.5N87W TO 10.5N86.5W TO 11N86W TO 11.5N86W...INCLUDING THE GULF  
OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.  
.48 HOUR FORECAST WITHIN 11N86W TO 11N86.5W TO 10.5N87W TO  
10N87W TO 10N86.5W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...  
NE TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M IN S TO SW SWELL.  
 
.48 HOUR FORECAST WITHIN 30N136W TO 30N140W TO 28N140W TO  
30N136W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW SWELL.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.  
 
CONVECTION VALID AT 1500 UTC THU OCT 30...  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH  
 
MONSOON TROUGH FROM 11N84W TO 12N93W TO LOW PRES NEAR 11.5N107W  
1012 MB TO 07N121W TO LOW PRES NEAR 10.5N130W 1012 MB TO  
09N134W. ITCZ FROM 09N134W TO BEYOND 10N140W. SCATTERED MODERATE  
CONVECTION N OF 02.5N AND E OF 81W. SCATTERED MODERATE ISOLATED  
STRONG CONVECTION FROM 07N TO 12.5N BETWEEN 80W AND 91W AND FROM  
07N TO 10N AND BETWEEN 122W AND 140W. SCATTERED MODERATE TO  
STRONG CONVECTION FROM 08N TO 12.5N BETWEEN 102W AND 120W.  
 
 
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.  
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