819  
FZPN03 KNHC 292147  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
2230 UTC MON DEC 29 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 1800 UTC MON DEC 29.  
24 HOUR FORECAST VALID 1800 UTC TUE DEC 30.  
48 HOUR FORECAST VALID 1800 UTC WED DEC 31.  
 
.WARNINGS.  
   
..GALE WARNING
 
 
.WITHIN 16N94W TO 16N95W TO 16N96W TO 15N95W TO 15N94W TO  
16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO 30  
KT. SEAS LESS THAN 2.5 M.  
.06 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO  
16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 30 TO 35  
KT. SEAS LESS THAN 2.5 M. ELSEWHERE WITHIN 15N94W TO 15N95W TO  
14N96W TO 14N95W TO 15N94W N TO NE WINDS 20 TO 30 KT. SEAS 2.5 TO  
3.0 M.  
.24 HOUR FORECAST WITHIN 15N93W TO 16N94W TO 16N95W TO 14N97W TO  
13N97W TO 13N94W TO 15N93W...INCLUDING THE GULF OF  
TEHUANTEPEC... N TO NE WINDS 30 TO 45 KT. SEAS 3.5 TO 5.5 M.  
ELSEWHERE WITHIN 13N94W TO 13N97W TO 13N98W TO 11N103W TO 10N99W  
TO 10N96W TO 13N94W NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5  
M.  
.48 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 14N96W TO  
14N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE  
WINDS 30 TO 40 KT. SEAS 3.5 TO 5.0 M. ELSEWHERE WITHIN 14N94W TO  
15N97W TO 13N99W TO 12N103W TO 11N100W TO 11N98W TO 14N94W NE TO  
E WINDS 20 TO 30 KT. SEAS 3.0 TO 3.5 M IN NE SWELL. REMAINDER OF  
AREA WITHIN 14N93W TO 11N98W TO 13N104W TO 08N103W TO 06N97W TO  
08N92W TO 14N93W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M IN  
N TO NE SWELL.  
   
..GALE WARNING
 
 
.LOW PRESSURE NEAR 20N127W 1007 MB. WITHIN 22N127W TO 22N128W TO  
21N129W TO 20N129W TO 20N128W TO 21N126W TO 22N127W NE WINDS 25  
TO 35 KT. SEAS 3.5 TO 5.0 M. ELSEWHERE WITHIN 26N121W TO 27N138W  
TO 16N140W TO 19N123W TO 20N117W TO 26N121W NE WINDS 25 TO 35 KT.  
SEAS 2.5 TO 4.5 M. REMAINDER OF AREA WITHIN 19N122W TO 15N140W  
TO 07N140W TO 06N118W TO 10N116W TO 19N122W WINDS 20 KT OR LESS.  
SEAS 2.5 TO 3.0 M IN N SWELL.  
.06 HOUR FORECAST LITTLE CHANGE EXCEPT WINDS BELOW 35 KT.  
.24 HOUR FORECAST LOW PRESSURE NEAR 25N125W 1008 MB. WITHIN  
23N115W TO 29N120W TO 28N126W TO 25N127W TO 15N123W TO 17N116W TO  
23N115W SE WINDS 25 TO 35 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN  
27N127W TO 26N140W TO 12N140W TO 13N130W TO 20N126W TO 27N127W  
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL.  
.48 HOUR FORECAST LOW PRESSURE N OF AREA. CONDITIONS IMPROVE.  
WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.  
 
.SYNOPSIS AND FORECAST.  
 
.06 HOUR FORECAST WITHIN 11N86W TO 11N88W TO 10N88W 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 LITTLE CHANGE.  
.48 HOUR FORECAST WITHIN 11N86W TO 11N87W TO 10N89W TO 09N89W TO  
09N88W TO 10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...  
NE TO E WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.  
 
CONVECTION VALID AT 2100 UTC MON DEC 29...  
 
LOW PRESSURE NEAR 27N120W 1007 MB...NUMEROUS MODERATE  
TO ISOLATED STRONG WITHIN 90 NM NE QUADRANT OF THE LOW PRESSURE.  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
 
 
MONSOON TROUGH FROM 10N85W TO 08N95W TO 09N105W. ITCZ FROM  
09N105W TO 12N122W TO 06N140W. NO SIGNIFICANT CONVECTION IS  
ACTIVE ALONG THE ITCZ OR MONSOON TROUGH.  
 

 
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.  
 
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