568  
FZPN03 KNHC 121616  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
1630 UTC THU DEC 12 2024  
 
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 1200 UTC THU DEC 12.  
24 HOUR FORECAST VALID 1200 UTC FRI DEC 13.  
48 HOUR FORECAST VALID 1200 UTC SAT DEC 14.  
 
.WARNINGS.  
   
..GALE WARNING  
 
.WITHIN 15N94W TO 16N95W TO 14N97W TO 12N99W TO 12N96W TO 13N95W  
TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30  
TO 40 KT. SEAS 15 TO 19 FT. ELSEWHERE WITHIN 15N94W TO 16N96W TO  
13N99W TO 12N103W TO 09N101W TO 11N94W TO 15N94W NE TO E WINDS  
20 TO 30 KT. SEAS 10 TO 16 FT. REMAINDER OF AREA WITHIN 15N93W  
TO 15N99W TO 12N102W TO 08N101W TO 09N97W TO 12N92W TO 15N93W  
WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN N SWELL.  
.24 HOUR FORECAST WITHIN 16N94.5W TO 16N95W TO 15N95.5W TO  
14.5N95W TO 15N94.5W TO 16N94.5W...INCLUDING THE GULF OF  
TEHUANTEPEC...N WINDS 30 TO 35 KT. SEAS 9 TO 12 FT. ELSEWHERE  
WITHIN 15N94W TO 16N95W TO 14N96W TO 13N97W TO 14N95W TO 15N94W N  
TO NE WINDS 20 TO 30 KT. SEAS 9 TO 12 FT. REMAINDER OF AREA  
WITHIN 15N94W TO 15N105W TO 12N113W TO 08N113W TO 04N99W TO  
07N90W TO 15N94W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED N  
AND NW SWELL.  
.27 HOUR FORECAST LITTLE CHANGE EXCEPT WINDS BELOW GALE FORCE.  
.48 HOUR FORECAST WITHIN 15N95W TO 16N95W TO 15N96W TO 14N96W TO  
14N95W TO 15N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE  
WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. ELSEWHERE WITHIN 16N94.5W TO  
16N95W TO 16N95.5W TO 15.5N95.5W TO 15.5N95W TO 15.5N94.5W TO  
16N94.5W N WINDS 25 TO 30 KT. SEAS LESS THAN 8 FT. REMAINDER OF  
AREA WITHIN 15N95W TO 14N96W TO 15N96W TO 12N98W TO 12N96W TO  
13N95W TO 15N95W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N SWELL.  
 
.SYNOPSIS AND FORECAST.  
 
.WITHIN 11N87W TO 11N89W TO 10N89W TO 09N89W TO 09N88W TO 10N87W  
TO 11N87W...INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20 TO 25  
KT. SEAS 8 FT. ELSEWHERE WITHIN 11N86W TO 11N87W TO 11N88W TO  
11N87W TO 10N87W TO 11N86W NE WINDS 20 TO 25 KT. SEAS LESS THAN  
8 FT.  
.24 HOUR FORECAST WITHIN 10N87W TO 11N87W TO 10N88W TO 09N88W TO  
10N87W NE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE WITHIN  
11N86W TO 11N87W TO 10N88W TO 11N87W TO 10N87W TO  
11N86W...INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT.  
SEAS LESS THAN 8 FT. REMAINDER OF AREA WITHIN 10N87W TO 10N88W TO  
11N87W TO 10N90W TO 08N90W TO 08N88W TO 10N87W WINDS 20 KT OR  
LESS. SEAS 8 TO 9 FT IN MIXED SW AND NE SWELL.  
.48 HOUR FORECAST WITHIN 10N87W TO 10N89W TO 09N88W TO 09N88W TO  
10N87W NE WINDS 20 TO 25 KT. SEAS 8 FT. ELSEWHERE WITHIN 11N86W  
TO 11N87W TO 10N88W TO 10N87W TO 10N86W TO 11N86W...INCLUDING THE  
GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.  
REMAINDER OF AREA WITHIN 09N88W TO 10N90W TO 09N90W TO 09N90W TO  
09N88W TO 09N88W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE SWELL.  
 
.WITHIN 18N133W TO 20N140W TO 12N140W TO 09N139W TO 09N133W TO  
13N135W TO 18N133W NE TO E WINDS 20 TO 25 KT. SEAS 11 TO 13 FT.  
ELSEWHERE WITHIN 30N118W TO 30N140W TO 16N135W TO 02N140W TO  
07N108W TO 14N120W TO 30N118W WINDS 20 KT OR LESS. SEAS 8 TO 12  
FT IN NW SWELL.  
.24 HOUR FORECAST WITHIN 10N138W TO 10N140W TO 08N140W TO  
09N138W TO 10N138W NE TO E WINDS 20 TO 25 KT. SEAS 11 TO 13 FT.  
ELSEWHERE WITHIN 24N116W TO 24N140W TO 00S140W TO 03.4S120W TO  
08N112W TO 24N116W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED  
NW AND SE SWELL.  
.48 HOUR FORECAST WITHIN 10N107W TO 18N110W TO 16N122W TO  
23N140W TO 00S140W TO 07N94W TO 10N107W WINDS 20 KT OR LESS. SEAS  
8 TO 10 FT IN NW SWELL.  
 
.WITHIN 00N115W TO 01N119W TO 00N124W TO 01S120W TO 03.4S120W TO  
03.4S112W TO 00N115W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN  
MIXED NW AND SE SWELL.  
.24 HOUR FORECAST CONDITIONS MERGED WITH AREA DESCRIBED ABOVE.  
 
.24 HOUR FORECAST WITHIN 30N116W TO 30N140W TO 24N140W TO  
24N135W TO 26N130W TO 27N118W TO 30N116W WINDS 20 KT OR LESS.  
SEAS 8 TO 9 FT IN NW SWELL.  
.48 HOUR FORECAST WITHIN 29N115W TO 30N140W TO 24N140W TO  
21N132W TO 22N122W TO 29N115W...INCLUDING SEBASTIAN VIZCAINO  
BAY...WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.  
 
CONVECTION VALID AT 1200 UTC THU DEC 12...  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH  
 
THE MONSOON TROUGH AXIS EXTENDS FROM 08N82W TO 07N94W. THE ITCZ  
CONTINUES FROM 07N94W TO 10N116W TO BEYOND 07N140W. SCATTERED  
MODERATE ISOLATED STRONG FROM 06N TO 10N BETWEEN 99W AND 111W...  
FROM 07N TO 11N BETWEEN 116W AND 125W...AND FROM 07N TO 10N WEST  
OF 130W.  
 
 
.FORECASTER ADAMS. NATIONAL HURRICANE CENTER.  
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