621  
FZPN03 KNHC 010931  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
1030 UTC SAT NOV 1 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 0600 UTC SAT NOV 1.  
24 HOUR FORECAST VALID 0600 UTC SUN NOV 2.  
48 HOUR FORECAST VALID 0600 UTC MON NOV 3.  
 
.WARNINGS.  
   
..GULF OF TEHUANTEPEC GALE WARNING  
 
.WITHIN 16N94W TO 16N95W TO 14N96W TO 15N95W TO 15N94W TO  
16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO 30  
KT. SEAS 2.5 M.  
.15 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS  
LESS THAN 2.5 M.  
.24 HOUR FORECAST LITTLE CHANGE.  
.33 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W  
TO 15N95W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N  
WINDS 25 TO 35 KT. SEAS 2.5 M.  
.48 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N96W TO 14N96W TO  
14N95W TO 15N95W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...  
N WINDS 25 TO 35 KT. SEAS 2.5 M TO 3.0 M. ELSEWHERE WITHIN  
16N94W TO 14N95W TO 16N95W TO 13N97W TO 12N96W TO 14N93W TO  
16N94W N TO NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.  
 
.SYNOPSIS AND FORECAST.  
 
.WITHIN 30N118W TO 30N128W TO 28N128W TO 28N123W TO 27N120W TO  
28N118W TO 30N118W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW  
TO N SWELL.  
.15 HOUR FORECAST CONDITIONS MERGED WITH NW LONG PERIOD SWELL  
ASSOCIATED WITH A FRONT.  
 
.WITHIN 14N99W TO 15N113W TO 01N104W TO 03.4S106W TO 02N81W TO  
14N99W...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.  
.24 HOUR FORECAST WITHIN 03N78W TO 05N81W TO 05N84W TO 02N86W TO  
02S84W TO 02S81W TO 03N78W...INCLUDING THE GULF OF PANAMA...  
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL. WITHIN  
06N90W TO 07N93W TO 05N101W TO 03N99W TO 02N95W TO 03N91W TO  
06N90W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.  
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS  
LESS THAN 2.5 M.  
 
.03 HOUR FORECAST WITHIN 30N137W TO 30N140W TO 29N140W TO  
29N139W TO 30N137W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN NW  
SWELL.  
.24 HOUR FORECAST WITHIN 30N121W TO 30N140W TO 20N140W TO  
25N128W TO 30N121W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN NW  
SWELL.  
.48 HOUR FORECAST WITHIN 30N115W TO 30N140W TO 17N140W TO  
22N118W TO 30N115W...INCLUDING SEBASTIAN VIZCAINO BAY AND WITHIN  
60 NM OF SHORE... 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 0900 UTC SAT NOV 1...  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH  
 
THE MONSOON TROUGH EXTENDS FROM 07N78W TO A 1011 MB LOW NEAR  
13N110W TO 09N122W TO 08N133W. THE ITCZ STRETCHES FROM THAT POINT  
TO BEYOND 07N140W. SCATTERED MODERATE ISOLATED STRONG FROM 02N  
TO 11N E OF 87W...FROM 04N TO 11N BETWEEN 89W AND 96W...FROM 08N  
TO 16N BETWEEN 100W AND 125W...AND FROM 07N TO 13N BETWEEN 118W  
AND 132W.  
 
 
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.  
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