771  
FZPN03 KNHC 052135  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
2230 UTC SUN OCT 05 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 SUN OCT 05.  
24 HOUR FORECAST VALID 1800 UTC MON OCT 06.  
48 HOUR FORECAST VALID 1800 UTC TUE OCT 07.  
 
.WARNINGS.  
   
..HURRICANE WARNING
 
 
.HURRICANE PRISCILLA NEAR 16.4N 107.1W 986 MB AT 2100 UTC OCT 05  
MOVING NNW OR 330 DEG AT 3 KT. MAXIMUM SUSTAINED WINDS 65 KT GUSTS  
80 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM NE QUADRANT...140 NM  
SE QUADRANT...110 NM SW QUADRANT...AND 120 NM NW QUADRANT. SEAS 4 M  
OR GREATER WITHIN 120 NM OF CENTER EXCEPT 150 NM SE QUADRANT WITH  
SEAS TO 7 M. ELSEWHERE FROM 08N TO 19N BETWEEN 100W AND 110W WINDS  
20 TO 33 KT. SEAS 3 TO 4 FT. REMAINDER OF THE AREA FROM 08N TO 20N  
BETWEEN 98W AND 115W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN MIXED  
SWELL.  
.24 HOUR FORECAST HURRICANE PRISCILLA NEAR 17.7N 108.1W. MAXIMUM  
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS WITHIN  
130 NM NW AND SE QUADRANTS...160 NM NE QUADRANT AND 120 NM SW  
QUADRANT. SEAS 4 M OR GREATER WITHIN 150 NM OF CENTER EXCEPT 180 NM  
SE QUADRANT WITH SEAS TO 9 M. ELSEWHERE FROM 11N TO 21N BETWEEN 104  
AND 111W WINDS 20 TO 33 KT. SEAS 3 TO 4 FT. REMAINDER OF THE AREA  
FROM 08N TO 23N BETWEEN 98W AND 116W WINDS 20 KT OR LESS. SEAS 2.5  
TO 3 M IN MIXED SWELL.  
.48 HOUR FORECAST HURRICANE PRISCILLA NEAR 19.5N 110.4W. MAXIMUM  
SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS  
WITHIN 110 NM W SEMICIRCLE...130 NM NE QUADRANT AND 120 NM SE  
QUADRANT. SEAS 4 M OR GREATER WITHIN 180 NM OF CENTER EXCEPT 210 NM  
SE QUADRANT WITH SEAS TO 10.5 M. ELSEWHERE FROM 13N TO 22N BETWEEN  
105 AND 113W WINDS 20 TO 33 KT. SEAS 3 TO 4 FT. REMAINDER OF THE  
AREA FROM 09N TO 25N BETWEEN 102W AND 116W...INCLUDING THE ENTRANCE  
TO THE GULF OF CALIFORNIA...WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN  
MIXED SWELL.  
   
..HURRICANE WARNING
 
 
HURRICANE OCTAVE NEAR 16.0N 123.3W 987 MB AT 2100 UTC OCT 05 MOVING  
NE OR 055 DEG AT 5 KT. MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT.  
TROPICAL STORM FORCE WINDS WITHIN 60 NM N SEMICIRCLE AND 50 NM S  
SEMICIRCLE. SEAS 4 M OR GREATER WITHIN 60 NM E SEMICIRCLE AND 75 NM  
W SEMICIRCLE WITH SEAS TO 6 M. ELSEWHERE FROM 14N TO 18N BETWEEN  
122W AND 126W WINDS 20 TO 33 KT. SEAS 3 TO 4 FT. REMAINDER OF THE  
AREA FROM 10N TO 20N BETWEEN 120W AND 130W WINDS 20 KT OR LESS. SEAS  
2.5 TO 3 M IN MIXED SWELL.  
.24 HOUR FORECAST TROPICAL STORM OCTAVE NEAR 16.3N 121.3W.  
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE  
WINDS WITHIN 50 NM OF CENTER EXCEPT 40 NM SE QUADRANT. SEAS 4 M OR  
GREATER WITHIN 90 NM SW SEMICIRCLE AND 60 NM NE SEMICIRCLE WITH SEAS  
TO 5 M. ELSEWHERE FROM 12N TO 18N BETWEEN 120W AND 124W WINDS 20 TO  
33 KT. SEAS 3 TO 4 FT. REMAINDER OF THE AREA FROM 11N TO 19N BETWEEN  
116W AND 126W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN MIXED SWELL.  
.48 HOUR FORECAST TROPICAL STORM OCTAVE NEAR 15.7N 119.1W.  
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE  
WINDS WITHIN 40 NM OF CENTER EXCEPT 30 NM NE QUADRANT. SEAS 4 M OR  
GREATER WITHIN 90 NM SW SEMICIRCLE AND 60 NM NE SEMICIRCLE WITH SEAS  
TO 5 M. ELSEWHERE FROM 13N TO 17N BETWEEN 115W AND 121W WINDS 20 TO  
33 KT. SEAS 3 TO 4 FT. REMAINDER OF THE AREA FROM 12N TO 18N BETWEEN  
116W AND 122W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN MIXED SWELL..  
 
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE  
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE  
AND INTENSITY.  
 
.SYNOPSIS AND FORECAST.  
 
.N OF 27N E OF 122W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NW SWELL.  
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.  
 
.FROM 05N TO 10N BETWEEN 125W AND 131W WINDS 20 KT OR LESS. SEAS2.5  
TO 3 FT IN SW SWELL.  
.24 HOUR FORECAST 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 2100 UTC SUN OCT 5...  
   
TROPICAL STORM PRISCILLA
 
NUMEROUS MODERATE TO STRONG WITHIN  
135 NM SE SEMICIRCLE AND 90 NM NW SEMICIRCLE. CLUSTER OF MODERATE TO  
STRONG FROM 19.5N TO 21.5N BETWEEN 106W AND 109.5W.  
   
HURRICANE OCTAVE
 
NUMEROUS MODERATE TO STRONG WITHIN 75 NM OF  
CENTER.  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
 
 
THE MONSOON TROUGH EXTENDS FROM 08N83W TO 12N97W...THEN RESUMES SW  
OF OCTAVE FROM 11N127W TO 08N135W. THE ITCZ EXTENDS FROM 08N135W TO  
BEYOND 09N140W. ASIDE FROM THE CONVECTION ASSOCIATED WITH HURRICANES  
OCTAVE AND PRISCILLA, SCATTERED MODERATE TO ISOLATED STRONG  
CONVECTION IS NOTED FROM 06N TO 13N BETWEEN 80W AND 98W.  
 

 
.FORECASTER GR. NATIONAL HURRICANE CENTER.  
 
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