590  
FZPN03 KNHC 182203  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
2230 UTC WED DEC 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 1800 UTC WED DEC 18.  
24 HOUR FORECAST VALID 1800 UTC THU DEC 19.  
48 HOUR FORECAST VALID 1800 UTC FRI DEC 20.  
 
.WARNINGS.  
   
..GALE WARNING  
 
.WITHIN 16N94W TO 16N95W TO 16N96W TO 14N96W TO 14N95W TO 15N94W  
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 30  
KT. SEAS 8 FT.  
.06 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N95W TO  
16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 35  
KT. SEAS 8 FT. ELSEWHERE WITHIN 16N94W TO 16N95W TO 15N96W TO  
13N96W TO 14N95W TO 16N94W N WINDS 20 TO 30 KT. SEAS 8 FT.  
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N96W TO 14N95W TO  
16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO  
35 KT. SEAS 8 TO 11 FT. ELSEWHERE WITHIN 16N94W TO 16N95W TO  
13N98W TO 12N98W TO 12N97W TO 14N94W TO 16N94W N WINDS 20 TO 30  
KT. SEAS 8 TO 13 FT. REMAINDER OF THE AREA WITHIN 13N94W TO  
15N94W TO 13N96W TO 12N98W TO 11N97W TO 12N95W TO 13N94W N TO NE  
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL.  
.48 HOUR FORECAST WITHIN 16N94.5W TO 16N95W TO 16N95.5W TO  
15.5N95.5W TO 15N95W TO 15N94.5W TO 16N94.5W...INCLUDING THE GULF  
OF TEHUANTEPEC...N WINDS 30 TO 40 KT. SEAS 8 TO 11 FT. ELSEWHERE  
WITHIN 16N94W TO 16N95W TO 14N96W TO 11N97W TO 12N96W TO 14N94W  
TO 16N94W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. REMAINDER  
OF THE AREA WITHIN 12N94W TO 15N94W TO 12N96W TO 12N99W TO 11N98W  
TO 11N96W TO 12N94W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N  
SWELL.  
 
.SYNOPSIS AND FORECAST.  
 
.WITHIN 30N116W TO 30N140W TO 00N140W TO 08N105W TO 16N123W TO  
30N116W...INCLUDING SEBASTIAN VIZCAINO BAY...WINDS 20 KT OR  
LESS. SEAS 8 TO 10 FT IN N SWELL.  
.24 HOUR FORECAST WITHIN 30N134W TO 30N140W TO 27N140W TO  
29N135W TO 30N134W S TO SW WINDS 20 TO 25 KT. SEAS 11 TO 13 FT IN  
NW SWELL. ELSEWHERE WITHIN 21N111W TO 28N124W TO 30N140W TO  
03N140W TO 07N101W TO 14N116W TO 21N111W WINDS 20 KT OR LESS.  
SEAS 8 TO 10 FT IN NW TO N SWELL.  
.48 HOUR FORECAST WITHIN 30N133W TO 30N140W TO 25N140W TO  
30N133W SW WINDS 20 TO 25 KT. SEAS 12 TO 19 FT IN W TO NW SWELL.  
WITHIN 30N120W TO 26N140W TO 04N140W TO 09N104W TO 15N118W TO  
30N120W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW SWELL.  
 
.WITHIN 11N86W TO 12N86W TO 10N88W TO 09N88W TO 09N87W TO 10N86W  
TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20 TO 25  
KT. SEAS LESS THAN 8 FT.  
.24 HOUR FORECAST LITTLE CHANGE.  
.48 HOUR FORECAST LITTLE CHANGE.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.  
 
CONVECTION VALID AT 2150 UTC WED DEC 18...  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH  
 
THE MONSOON TROUGH AXIS EXTENDS FROM 08N83W TO 06N92W. ITCZ  
EXTENDS FROM 06N92W AND CONTINUES TO 06N125W. TROUGH EXTENDS  
FROM 10N127W TO 06N128W. ITCZ RESUMES AT 06N130W TO BEYOND  
06N140W. SCATTERED SHOWERS FROM 05N TO 09N BETWEEN 136W AND  
140W.  
 
 
.FORECASTER KRV. NATIONAL HURRICANE CENTER.  
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