800  
FZPN03 KNHC 290227  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
0430 UTC MON MAY 29 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 MON MAY 29.  
24 HOUR FORECAST VALID 0000 UTC TUE MAY 30.  
48 HOUR FORECAST VALID 0000 UTC WED MAY 31.  
 
.WARNINGS.  
 
.NONE.  
 
.SYNOPSIS AND FORECAST.  
 
.S OF 01S W OF 112W WINDS 20 KT OR LESS. SEAS TO 8 FT IN SE  
SWELL.  
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.  
 
.12 HOUR FORECAST FROM 09N TO 15N W OF 134W WINDS 20 KT OR LESS.  
SEAS TO 8 FT IN MIXED NE AND SE SWELL.  
.24 HOUR FORECAST FROM 07N TO 14N W OF 136W WINDS 20 KT OR LESS.  
SEAS 8 FT IN MIXED NE AND SE SWELL.  
.48 HOUR FORECAST FROM 07N TO 15N W OF 138W AND FROM 08N TO 13N  
BETWEEN 133W AND 138W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED NE  
AND SE SWELL.  
 
.48 HOUR FORECAST N OF 29N BETWEEN 120W AND 125W WINDS 20 KT OR  
LESS. SEAS 8 FT IN NW SWELL.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.  
 
CONVECTION VALID AT 0215 UTC MON MAY 29...  
 
.TROPICAL WAVE AXIS ALONG 100W FROM 07N TO 16N WITH LOW PRES  
NEAR 13N100W 1010 MB...SCATTERED MODERATE ISOLATED STRONG WITHIN  
120 NM EITHER SIDE OF AXIS FROM 07N TO 09N AND WITHIN 60 NM  
OF AXIS FROM 09N TO 12N.  
 
.SCATTERED MODERATE ISOLATED STRONG WITHIN 30 NM OF LINE FROM  
11N90W TO 14N92W.  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
 
 
MONSOON TROUGH AXIS EXTENDS FROM 11N85W TO 12N94W TO LOW PRES  
NEAR 13N100W 1010 MB TO 12N108W TO 09N120W. ITCZ AXIS EXTENDS  
FROM 09N120W TO 08N128W TO BEYOND 07N140W. SCATTERED MODERATE  
ISOLATED STRONG FROM 05N TO 10N BETWEEN 85W AND 88W...AND  
ALSO WITHIN 180 NM S OF THE AXIS BETWEEN 103W AND 105W.  
 

 
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.  
 
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