287   
FZPS40 PHFO 301511  
HSFSP   
  
HIGH SEAS FORECAST  
NATIONAL WEATHER SERVICE HONOLULU HI  
1730 UTC MON JUN 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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.  
  
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 1200 UTC JUN 30 2025.  
24 HOUR FORECAST VALID 1200 UTC JUL 01 2025.  
48 HOUR FORECAST VALID 1200 UTC JUL 02 2025.  
  
.WARNINGS.  
   
..GALE WARNING  
  
.12 HOUR FORECAST FRONT NEAR 25S160E. WINDS 30 TO 35 KT S OF 21S W  
OF 165E. WINDS 20 TO 30 KT ELSEWHERE S 19S W OF 170E.   
.24 HOUR FORECAST FRONT 25S164E 23S164E 17S160E. WINDS 20 TO 25   
KT S OF 22S BETWEEN 170E AND 165E.  
.48 HOUR FORECAST FRONT 25S168E 22S166E 16S164E THENCE TROUGH   
10S160E. WINDS 30 TO 35 KT WITHIN 150 NM E OF FRONT S OF 23S.   
ELSEWHERE WINDS 20 TO 30 KT S OF 22S BETWEEN 172E AND FRONT.  
  
.SYNOPSIS AND FORECAST.  
  
.FRONT 25S165W 17S167W MOVING E 10 KT. ISOLATED MODERATE TSTMS   
WITHIN 180 NM OF FRONT.   
.24 HOUR FORECAST FRONT 25S158W 19S162W THENCE TROUGH 10S165W   
06S172W.  
.48 HOUR FORECAST FRONT 25S149W 20S151W THENCE TROUGH 16S164W.  
  
.TROUGH 06S168W 12S157W 21S155W. ISOLATED SHOWERS WITHIN 90 NM OF  
TROUGH.   
.24 HOUR FORECAST TROUGH MERGED WITH FRONT DESCRIBED DIRECTLY   
ABOVE.  
  
.FRONT 25S123W 23S127W 20S140W 20S151W.  
.24 HOUR FORECAST FRONT 25S121W 20S130W 19S136W.   
.48 HOUR FORECAST FRONT 22S120W 22S128W.   
  
.WINDS 20 KT OR LESS REMAINDER OF FORECAST AREA.  
  
.SEAS 2.5 TO 4 M S OF LINE 02S120W 03S133W 16S144W 13S160E.  
.24 HOUR FORECAST SEAS 2.5 TO 4 M S OF LINE 02S120W 07S132W   
24S153W 15S170W 15S170E 21S160E.   
48 HOUR FORECAST SEAS 2.5 TO 4 M S OF 10S E OF 138W  
AND S OF  
LINE 25S152W 08S177W 08S176E 10S170E 23S160E.   
  
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.  
  
.ISOLATED MODERATE TSTMS FROM 11S TO 06S W OF 163E.  
  
  
  
.FORECASTER ALMANZA. HONOLULU HI.  
 
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