933  
FZPN03 KNHC 310422  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
0430 UTC THU JUL 31 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 THU JUL 31.  
24 HOUR FORECAST VALID 0000 UTC FRI AUG 1.  
48 HOUR FORECAST VALID 0000 UTC SAT AUG 2.  
 
.WARNINGS.  
   
..GALE WARNING
 
 
.WITHIN 14N106W TO 15N116W TO 11N113W TO 05N120W TO 04N114W TO  
08N107W TO 14N106W SE TO S WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.   
24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE
 
NEAR  
14N119W. WITHIN 15N117W TO 16N119W TO 15N120W TO 14N120W TO  
13N119W TO 13N117W TO 15N117W SE TO S WINDS 25 TO 35 KT. SEAS 4  
TO 5 M. WITHIN 15N114W TO 18N120W TO 14N123W TO 12N119W TO  
08N118W TO 11N114W TO 15N114W SE WINDS 25 TO 30 KT. SEAS 3 TO 4  
M. WITHIN 12N110W TO 18N111W TO 19N117W TO 06N124W TO 08N117W TO  
06N114W TO 12N110W WINDS 20 KT OR LESS. SEAS 3 TO 4 M IN S TO SW  
SWELL.    
48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE
 
NEAR  
16N124W. WITHIN 19N121W TO 23N129W TO 17N129W TO 11N123W TO  
12N121W TO 16N119W TO 19N121W E WINDS 35 TO 45 KT. SEAS 3 TO 4 M.  
WITHIN 18N123W TO 19N124W TO 17N126W TO 15N125W TO 15N123W TO  
16N122W TO 18N123W E TO SE WINDS 35 TO 45 KT. SEAS 4 TO 5 M.  
WITHIN 20N116W TO 21N130W TO 11N126W TO 07N130W TO 07N122W TO  
13N115W TO 20N116W SE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.  
 
.SYNOPSIS AND FORECAST.  
 
.WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO 15N95W TO  
16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE WINDS 20  
TO 25 KT. SEAS LESS THAN 2.5 M.  
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO  
15N95W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS  
20 TO 25 KT. SEAS LESS THAN 2.5 M.  
.48 HOUR FORECAST LITTLE CHANGE.  
 
.WITHIN 17N134W TO 20N138W TO 20N140W TO 13N140W TO 13N136W TO  
15N134W TO 17N134W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE  
TO E SWELL.  
.24 HOUR FORECAST WITHIN 18N134W TO 20N137W TO 20N140W TO  
11N140W TO 12N136W TO 15N134W TO 18N134W WINDS 20 KT OR LESS.  
SEAS 2.5 TO 3.0 M IN NE TO E SWELL.  
.48 HOUR FORECAST WITHIN 21N132W TO 23N140W TO 12N140W TO  
16N132W TO 21N132W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE  
TO E SWELL.  
 
.12 HOUR FORECAST WITHIN 11N86W TO 12N87W TO 11N88W TO 10N87W TO  
10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E  
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.  
.24 HOUR FORECAST WITHIN 12N86W TO 12N88W TO 11N89W TO 10N88W TO  
10N86W TO 11N86W TO 12N86W...INCLUDING THE GULF OF PAPAGAYO... E  
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.  
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS  
LESS THAN 2.5 M.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.  
 
CONVECTION VALID AT 0350 UTC THU JUL 31...  
   
INVEST EP99
 
NUMEROUS MODERATE TO STRONG FROM 08N TO 14N  
BETWEEN 112W AND 117W. SCATTERED MODERATE ELSEWHERE FROM 05N TO  
17N BETWEEN 100W AND 123W.  
   
TROPICAL WAVE WITH AXIS NEAR 85W
 
SCATTERED MODERATE FROM 02N  
TO 10N EAST OF 90W.  
   
TROPICAL WAVE WITH AXIS NEAR 95W
 
SCATTERED MODERATE TO STRONG  
FROM 04N TO 15N BETWEEN 90W AND 99W.  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
 
 
THE MONSOON TROUGH EXTENDS FROM 10N85W TO A 1007 MB LOW NEAR  
12N113W TO 10N140W.  
 

 
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.  
 
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