202  
FZPN03 KNHC 200348  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
0430 UTC TUE MAY 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 TUE MAY 20.  
24 HOUR FORECAST VALID 0000 UTC WED MAY 21.  
48 HOUR FORECAST VALID 0000 UTC THU MAY 22.  
 
.WARNINGS.  
 
.NONE.  
 
.SYNOPSIS AND FORECAST.  
 
.WITHIN 29N125W TO 30N123W TO 29N128W TO 27N128W TO 28N125W TO  
29N125W N TO NE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE  
WITHIN 30N119W TO 29N131W TO 26N138W TO 23N140W TO 21N135W TO  
26N120W TO 30N119W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N  
TO NE SWELL.  
.24 HOUR FORECAST WITHIN 30N122W TO 30N127W TO 29N127W TO  
29N125W TO 30N123W TO 30N122W N WINDS 20 TO 25 KT. SEAS 2.5 TO  
3.0 M. ELSEWHERE WITHIN 30N119W TO 30N127W TO 27N131W TO 27N140W  
TO 17N140W TO 17N133W TO 30N119W WINDS 20 KT OR LESS. SEAS 2.5 TO  
3.0 M IN N TO NE SWELL.  
.48 HOUR FORECAST WITHIN 30N118W TO 30N132W TO 22N140W TO  
21N136W TO 26N122W TO 30N118W WINDS 20 KT OR LESS. SEAS 2.5 TO  
3.0 M IN N TO NE SWELL.  
 
.WITHIN 11N126W TO 10N132W TO 16N135W TO 15N140W TO 04N140W TO  
05N133W TO 11N126W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N  
TO NE SWELL.  
.24 HOUR FORECAST WITHIN 10N126W TO 11N130W TO 16N140W TO  
04N140W TO 10N126W WINDS 20 KT OR LESS. SEAS 2.5 M IN N TO NE  
SWELL.  
.48 HOUR FORECAST WITHIN 12N127W TO 14N140W TO 07N140W TO  
08N121W TO 12N127W WINDS 20 KT OR LESS. SEAS 2.5 M IN NE SWELL.  
 
.06 HOUR FORECAST WITHIN 03S111W TO 02S120W TO 03.4S120W TO  
03.4S111W TO 03S111W WINDS 20 KT OR LESS. SEAS 2.5 M IN S TO SW  
SWELL.  
.24 HOUR FORECAST WITHIN 00N107W TO 01N121W TO 03.4S120W TO  
03.4S93W TO 00N107W...INCLUDING 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 05N97W TO 08N104W TO 02N126W TO  
03.4S120W TO 03.4S85W TO 02S91W TO 05N97W...INCLUDING EXCEPT LEE  
OF GALAPAGOS ISLANDS...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN  
S TO SW SWELL.  
 
.18 HOUR FORECAST WITHIN 04N124W TO 04N127W TO 03N131W TO  
02N130W TO 03N126W TO 02N123W TO 04N124W WINDS 20 KT OR LESS.  
SEAS 2.5 M IN S TO SW SWELL.  
.24 HOUR FORECAST WITHIN 04N122W TO 05N126W TO 04N130W TO  
03N133W TO 02N130W TO 02N124W TO 04N122W WINDS 20 KT OR LESS.  
SEAS 2.5 M IN S SWELL.  
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS  
2.5 M OR LESS.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.  
 
CONVECTION VALID AT 0000 UTC TUE MAY 20...  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
 
 
MONSOON TROUGH FROM 11N86W TO 08N118W. ITCZ FROM 08N118W TO  
BEYOND 05N140W. SCATTERED MODERATE FROM 05N TO 11N BETWEEN 82W  
AND 95W...AND FROM 04N TO 07N BETWEEN 133W AND 140W.  
 

 
.FORECASTER ADAMS. NATIONAL HURRICANE CENTER.  
 
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