198  
FZPN03 KNHC 090329  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
0430 UTC THU NOV 09 2017  
 
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 NOV 09.  
24 HOUR FORECAST VALID 0000 UTC FRI NOV 10.  
48 HOUR FORECAST VALID 0000 UTC SAT NOV 11.  
 
.WARNINGS.  
   
..GALE WARNING
 
 
.WITHIN 30 NM EITHER SIDE OF A LINE FROM 16N95W TO  
15N95W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 30  
KT. SEAS TO 9 FT.  
.18 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF A LINE FROM 16N95W  
TO 15N95W TO 14.5N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N  
TO NE WINDS 30 TO 35 KT. SEAS 9 TO 12 FT. ELSEWHERE WITHIN 45 NM  
OF A LINE FROM 16N95W TO 15N95W TO 12N96W N TO NE WINDS 20 TO 30  
KT. SEAS 8 TO 10 FT.  
.24 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF A LINE FROM 16N95W  
TO 15N95W TO 14N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N TO  
NE WINDS 30 TO 40 KT. SEAS 10 TO 15 FT. ELSEWHERE WITHIN 60 NM  
OF A LINE FROM 16N95W TO 15N95W TO 13.5N96.5W N TO NE WINDS 20  
TO 30 KT. SEAS 8 TO 11 FT. REMAINDER WATERS FROM 10N TO 14N  
BETWEEN 94W AND 98W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT  
PRIMARILY IN NE SWELL.  
.48 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF A LINE FROM 16N95W  
TO 15N95W TO 14.5N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N  
TO NE WINDS 30 TO 35 KT. SEAS 9 TO 13 FT. ELSEWHERE WITHIN 60 NM  
EITHER SIDE OF A LINE FROM 16N95W TO 15N95W TO 14N96W N TO NE  
WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. REMAINDER WATERS FROM 09N TO  
13N BETWEEN 94W AND 100W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN  
MIXED NE AND SW SWELL.  
 
.SYNOPSIS AND FORECAST.  
 
.FROM 04N TO 12N BETWEEN 115W AND 123W AND ALSO S OF 08N BETWEEN  
97W AND 115W WINDS 20 KT OR LESS. SEAS 8 FT IN SW SWELL.  
.24 HOUR FORECAST FROM 10N TO 15N BETWEEN 124W AND 134W WINDS 20  
KT OR LESS. SEAS TO 8 FT IN SW SWELL.  
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.  
 
.COLD FRONT FROM 30N133W TO 29N140W. W OF FRONT WINDS 20 KT OR  
LESS. SEAS TO 8 FT IN NW SWELL. N OF 29.5N WITHIN 90 NM E OF  
FRONT WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL.  
.24 HOUR FORECAST WEAKENING COLD FRONT FROM 30N129W TO 28N132W  
THEN STATIONARY TO 27N140W. NW OF FRONT WINDS 20 KT OR LESS.  
SEAS 9 TO 13 FT IN NW SWELL. SE OF FRONT TO A LINE FROM 30N123W  
TO 26N131W TO 24N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW  
SWELL.  
.48 HOUR FORECAST DISSIPATING COLD FRONT FROM 30N117W TO 28N125W  
THEN DISSIPATING STATIONARY TO 26N140W. WITHIN AREA BOUNDED BY  
30N140W TO 30N129W TO 30N117W TO 20N120W TO 13N128W TO 14N140W  
TO 30N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO N SWELL.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.  
 
CONVECTION VALID AT 0300 UTC THU NOV 09...  
   
LOW PRES NEAR 10N122W
 
SCATTERED MODERATE WITHIN 60 NM  
NW QUADRANT.  
 
.SCATTERED MODERATE FROM 13N TO 20N BETWEEN 131W AND 137W.  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
 
 
THE MONSOON TROUGH AXIS EXTENDS FROM 10N85W TO 10N100W TO  
08N110W TO LOW PRES NEAR 10N122W 1008 MB TO 10N138W. THE ITCZ  
AXIS CONTINUES FROM 10N138W TO BEYOND 08N140W. SCATTERED  
MODERATE WITHIN 90 NM S OF AXIS BETWEEN 83W AND 86W...WITHIN 120  
NM N OF AXIS BETWEEN 102W AND 108W AND WITHIN 60 NM N OF AXIS  
BETWEEN 117W AND 119W.  
 

 
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.  
 
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