332  
FZPS40 PHFO 300452 CCA  
HSFSP  
 
HIGH SEAS FORECAST COR  
NATIONAL WEATHER SERVICE HONOLULU HI  
0530 UTC TUE MAY 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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.  
 
THIS HIGH SEAS FORECAST USES 1-MINUTE AVERAGE WINDS WHICH MAY BE  
HIGHER THAN 10-MINUTE AVERAGE WINDS.  
 
SECURITE  
 
SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E  
 
SYNOPSIS VALID 0000 UTC MAY 30 2017.  
24 HOUR FORECAST VALID 0000 UTC MAY 31 2017.  
48 HOUR FORECAST VALID 0000 UTC JUN 01 2017.  
 
.WARNINGS.  
 
.NONE.  
   
SYNOPSIS AND FORECAST
 
CORRECTED  
 
.FRONT 24S128W TO 20S142W NEARLY STATIONARY AND DISSIPATING.  
WINDS SE 25 TO 30 KT S OF FRONT. ISOLATED TSTMS ALONG FRONT.  
.24 HOUR FORECAST FRONT DISSIPATED OVER FORECAST WATERS.  
NEW TROUGH 25S124W TO 20S128W. WINDS SE 20 TO 25 KT S OF 23S  
BETWEEN 130W AND 140W.  
.48 HOUR FORECAST NEW LOW 24S124W 1016 MB.  
 
.FRONT 25S170W TO 23S175W TO 21S180W. S END OF FRONT MOVING  
E 10 KT...SLOWING TO STATIONARY W OF 175W.  
.24 HOUR FORECAST FRONT 25S165W TO 22S175W. FRONT BECOMING  
STATIONARY.  
.48 HOUR FORECAST FRONT 25S164W TO 22S175W.  
 
.FRONT 25S160E TO 27S164E MOVING SE 15 KT.  
.24 HOUR FORECAST FRONT MOVED FAR SE OF AREA.  
NEW FRONT JUST W OF 25S160E.  
.36 HOUR FORECAST COLD FRONT 25S161E TO 24S160E.  
.48 HOUR FORECAST COLD FRONT 25S165E TO 21S160E.  
 
.TROUGH 03S176E TO 10S168W MOVING W SLOWY. SCATTERED TO NUMEROUS  
MODERATE TSTMS WITHIN 220 NM EITHER SIDE OF TROUGH.  
.24 HOUR FORECAST TROUGH DISSIPATED.  
 
.TROUGH 14S131W TO 03S131W MOVING W 10 KT. ISOLATED TSTMS  
WITHIN 100 NM OF TROUGH.  
 
.RIDGE 25S163W TO 23S170W MOVING E SLOWLY.  
 
.RIDGE 25S178W TO 24S174W MOVING SE 15 KT.  
 
.WIND E TO SE 20 TO 25 KT WITHIN 250 NM EITHER SIDE OF A LINE  
FROM 09S175W TO 23S142W...AND BETWEEN 08S AND 16S W OF 175E.  
.24 HOUR FORECAST WINDS E TO SE 20 TO 25 KT BETWEEN 08S AND 15S  
W OF 175W.  
.48 HOUR FORECAST WINDS E TO SE DIMINISHED TO 20 KT OR LESS.  
 
.OTHERWISE WINDS 20 KT OR LESS FOR THE REST OF THE FORECAST AREA.  
 
.SEAS 12 TO 13 FT S OF 22S BETWEEN 146W AND 130W.  
SEAS 8 TO 12 FT ELSEWHERE IN THE AREA BOUNDED BY 10S120W 16S140W  
06S158W 06S173W 17S173W 25S156W 25S146W.  
.24 HOUR FORECAST SEAS 8 TO 11 FT S OF 20S BETWEEN 130W AND 150W.  
SEAS 8 TO 9 FT ELSEWHERE S OF 08S E OF 134W...AND MAINLY WITHIN  
200 NM EITHER SIDE OF A LINE 10S163E 11S172W 17S154W.  
 
.OTHERWISE SEAS 8 FT OR LESS FOR REMAINDER FORECAST AREA.  
 
.SCATTERED MODERATE TSTMS WITHIN 80 NM OF A LINE 01S176W TO 06S157W.  
WIDELY SCATTERED MODERATE TSTMS BETWEEN 10S AND 05S W OF 175E.  
 

 
 
.FORECASTER LAU. HONOLULU HI.  
 
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