517  
FZPN03 KNHC 130832  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
1030 UTC SUN APR 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 0600 UTC SUN APR 13.  
24 HOUR FORECAST VALID 0600 UTC MON APR 14.  
48 HOUR FORECAST VALID 0600 UTC TUE APR 15.  
 
.WARNINGS.  
   
..GALE WARNING  
 
.WITHIN 16N95W TO 15N95.5W TO 14.5N95.5W TO 14.5N95W TO 15N95W  
TO 16N95W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 35  
KT. SEAS 8 TO 12 FT. ELSEWHERE WITHIN 15N94W TO 16N95W TO 16N96W  
TO 14N96W TO 14N94W TO 15N94W N TO NE WINDS 20 TO 30 KT. SEAS  
TO 12 FT IN N SWELL. REMAINDER OF AREA WITHIN 11N92W TO 16N96W  
TO 11N106W TO 06N105W TO 05N96W TO 11N92W WINDS 20 KT OR LESS.  
SEAS 8 TO 12 FT IN MERGING NE AND S SWELL.  
.09 HOUR FORECAST WITHIN 15N95W TO 16N95W TO 14N96W TO 12N98W TO  
12N97W TO 14N95W TO 15N95W...INCLUDING THE GULF OF  
TEHUANTEPEC... N TO NE WINDS 20 TO 30 KT. SEAS TO 11 FT IN N TO  
NE SWELL. ELSEWHERE WITHIN 16N95W TO 13N103W TO 08N107W TO  
06N107W TO 06N97W TO 09N95W TO 16N95W WINDS 20 KT OR LESS. SEAS 8  
TO 10 FT IN MERGING NE AND S SWELL.  
.24 HOUR FORECAST WITHIN 16N94.5W TO 16N95W TO 16N95.5W TO  
15N95.5W TO 15N95W TO 15.5N94.5W TO 16N94.5W...INCLUDING THE GULF  
OF TEHUANTEPEC...N WINDS 20 TO 30 KT. SEAS TO 8 FT. WITHIN  
09N97W TO 12N99W TO 10N106W TO 08N105W TO 07N101W TO 07N98W TO  
09N97W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MERGING NE AND S  
SWELL.  
.36 HOUR FORECAST GULF OF TEHUANTEPEC CONDITIONS IMPROVE. WINDS  
20 KT OR LESS. SEAS LESS THAN 8 FT.  
.48 HOUR FORECAST GULF OF TEHUANTEPEC N OF 15N N WINDS 20 TO 25  
KT. SEAS LESS THAN 8 FT.  
 
.SYNOPSIS AND FORECAST.  
 
.WITHIN 11N86W TO 11N87W TO 11N88W TO 10N88W TO 10N86W TO  
11N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 30  
KT. SEAS TO 8 FT.  
.24 HOUR FORECAST WITHIN 11N86W TO 11N87W TO 11N88W TO 10N88W TO  
10N87W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...E WINDS 20  
TO 30 KT. SEAS LESS THAN 8 FT.  
.48 HOUR FORECAST WITHIN 11N86W TO 11N87W TO 11N88W TO 10N88W TO  
10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E  
WINDS 20 TO 25 KT. SEAS TO 8 FT.  
 
.WITHIN 30N117W TO 30N140W TO 19N140W TO 23N133W TO 25N126W TO  
30N117W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW TO N SWELL.  
.24 HOUR FORECAST WITHIN 29N116W TO 30N134W TO 25N135W TO  
24N132W TO 26N118W TO 29N116W WINDS 20 KT OR LESS. SEAS 8 TO 10  
FT IN N SWELL. WITHIN 22N132W TO 22N135W TO 25N140W TO 18N140W TO  
20N134W TO 22N132W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED  
NW AND NE SWELL.  
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS  
LESS THAN 8 FT.  
 
.WITHIN 07N79W TO 08N79W TO 08N80W TO 07N80W TO 06N79W TO 07N79W  
TO 07N79W...INCLUDING THE GULF OF PANAMA...N WINDS 20 TO 25 KT.  
SEAS TO 8 FT IN S TO SW SWELL.  
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS  
LESS THAN 8 FT.  
 
.WITHIN 07.5N139.5W TO 11N140W TO 07.5N140W TO 06N140W TO  
07N139W TO 07.5N139.5W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED NE  
AND NW SWELL.  
.24 HOUR FORECAST WITHIN 11N139W TO 12N139W TO 11N140W TO  
09N140W TO 10N139W TO 11N139W WINDS 20 KT OR LESS. SEAS 8 FT IN  
MIXED NE AND NW SWELL.  
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS  
LESS THAN 8 FT.  
 
.WITHIN 02S94W TO 01S96W TO 02S97W TO 03S101W TO 03.4S103W TO  
03.4S91W TO 02S94W WINDS 20 KT OR LESS. SEAS 8 FT IN S SWELL.  
.24 HOUR FORECAST WITHIN 02S94W TO 02S95W TO 02S97W TO 03.4S101W  
TO 03S94W TO 02S94W WINDS 20 KT OR LESS. SEAS 8 FT IN S SWELL.  
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS  
LESS THAN 8 FT.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.  
 
CONVECTION VALID AT 0800 UTC SUN APR 13...  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH  
 
SURFACE TROUGH FROM 11N74W TO 03N81W TO 04.5N93W TO 04N102W.  
ITCZ FROM 04N102W TO 04.5N122W TO 02.5N134W TO BEYOND 03.5N140W.  
SCATTERED MODERATE TO STRONG CONVECTION WITHIN 90 NM OF THE  
COASTS OF ECUADOR AND COLOMBIA FROM 00N TO 06.5N. SCATTERED  
MODERATE ISOLATED STRONG CONVECTION FROM 02N TO 07N BETWEEN 84W  
AND 108W AND FROM 04N TO 11.5N BETWEEN 109W AND 122W.  
 
 
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.  
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