054  
FZPN03 KNHC 180303  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
0430 UTC SAT OCT 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 0000 UTC SAT OCT 18.  
24 HOUR FORECAST VALID 0000 UTC SUN OCT 19.  
48 HOUR FORECAST VALID 0000 UTC MON OCT 20.  
 
.WARNINGS.  
 
.NONE.  
 
.SYNOPSIS AND FORECAST.  
 
.WITHIN 21N134W TO 26N133W TO 30N140W TO 08N140W TO 08N132W TO  
14N130W TO 21N134W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N  
SWELL.  
.24 HOUR FORECAST WITHIN 30N124W TO 30N140W TO 12N140W TO  
21N134W TO 30N124W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW  
SWELL.  
.48 HOUR FORECAST WITHIN 30N117W TO 30N136W TO 28N136W TO  
27N128W TO 24N124W TO 25N119W TO 30N117W WINDS 20 KT OR LESS.  
SEAS TO 2.5 M IN NW SWELL. ELSEWHERE WITHIN 13N135W TO 15N137W TO  
16N140W TO 10N140W TO 10N137W TO 11N135W TO 13N135W WINDS 20 KT  
OR LESS. SEAS TO 2.5 M IN NW TO N SWELL.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.  
 
CONVECTION VALID AT 0300 UTC SAT OCT 18...  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH  
 
MONSOON TROUGH FROM 07N78W TO 1007 MB LOW PRES NEAR 13N97W TO 1007  
MB LOW PRES NEAR 10N117W AND BEYOND 08N140W. SCATTERED MODERATE FROM  
07N TO 16N BETWEEN 87W AND 105W.  
 
 
.FORECASTER DELGADO. NATIONAL HURRICANE CENTER.  
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