848  
FZPS40 PHFO 210331  
HSFSP  
 
HIGH SEAS FORECAST  
NATIONAL WEATHER SERVICE HONOLULU HI  
0530 UTC THU NOV 21 2024  
 
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 NOV 21 2024.  
24 HOUR FORECAST VALID 0000 UTC NOV 22 2024.  
48 HOUR FORECAST VALID 0000 UTC NOV 23 2024.  
 
.WARNINGS.  
 
.NONE.  
 
.SYNOPSIS AND FORECAST.  
 
.TROUGH FROM 25S137W TO 11S155W TO 10S180W TO 12S167E TO 08S160E  
NEARLY STATIONARY. E WINDS 20 TO 25 KT FROM 17S TO 12S BETWEEN  
158W AND 175W. NE WINDS 20 TO 30 KT S OF 21S BETWEEN 134W AND  
138W. NUMEROUS MODERATE TO STRONG TSTMS FROM 16S TO 08S BETWEEN  
166W AND 178W. SCATTERED MODERATE TSTMS S OF 20S BETWEEN 133W  
AND 139W.  
.24 HOUR FORECAST TROUGH FROM 25S138W TO 12S153W TO 11N167W.  
WINDS DECREASED TO 20 KT OR LESS.  
.48 HOUR FORECAST TROUGH DISSIPATED.  
 
.FRONT FROM 25S171E TO 22S175E MOVING SLOWLY E.  
.24 HOUR FORECAST FRONT FROM 25S170E TO 22S171E.  
.48 HOUR FORECAST FRONT FROM 25S165W TO 23S169W.  
 
.SE WINDS 20 TO 25 KT FROM 18S TO 13S W OF 170E.  
.24 HOUR FORECAST E WINDS 20 TO 25 KT S OF 13S W OF 176E.  
.48 HOUR FORECAST E WINDS 20 TO 25 KT S OF 16S W OF 175E.  
 
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.  
 
.SEAS 8 TO 9 FT S OF 21S BETWEEN 141W AND 153W. SEAS 8 TO 9 FT  
FROM 17S TO 12S BETWEEN 160W AND 170W.  
.S4 HOUR FORECAST SEAS DECREASED TO 8 FT OR BELOW.  
.48 HOUR FORECAST SEAS 8 TO 12 FT S OF LINE 25S133W TO 16S127W  
TO 17S120W. SEAS 8 TO 9 FT S OF 24S BETWEEN 170W AND 162W.  
 
.SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA.  
 

 
 
.FORECASTER FOSTER. HONOLULU HI.  
 
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