927
FZPS40 PHFO 050304
HSFSP
HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0530 UTC TUE NOV 04 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC NOV 04 2025.
24 HOUR FORECAST VALID 0000 UTC NOV 05 2025.
48 HOUR FORECAST VALID 0000 UTC NOV 06 2025.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.LOW NEAR 21S178W 1008 MB MOVING SSE 10 KT. TROUGH FROM LOW TO
15S177E NEARLY STATIONARY. WINDS 20 TO 25 KT S OF 21S BETWEEN 173W
AND 180W. ISOLATED MODERATE TSTMS S OF 18S BETWEEN 170W AND 178W.
.24 HOUR FORECAST LOW 25S174W 1006 MB. TROUGH FROM LOW TO 17S180W.
WINDS 20 TO 30 KT AND SEAS 2.5 TO 3 M S OF 23S BETWEEN 165W AND
176W.
.48 HOUR FORECAST LOW MOVED S OF AREA. TROUGH 25S175W 21S178W.
ASSOCIATED WINDS EASED TO 20 KT OR LESS AND SEAS LOWERED TO LESS
THAN 2.5 M.
.TROUGH 25S175E 21S170E NEARLY STATIONARY.
.24 HOUR FORECAST TROUGH 25S173E 19S169E.
.48 HOUR FORECAST TROUGH DISSIPATED.
.TROUGH 25S133W 20S138W MOVING SW SLOWLY.
.24 HOUR FORECAST TROUGH MOVED S OF AREA.
.TROUGH 14S172E 07S160E MOVING WSW SLOWLY. ISOLATED MODERATE TSTMS
WITHIN 240 NM N AND 120 NM S OF TROUGH.
.24 HOUR FORECAST TROUGH 16S169E 08S160E.
.48 HOUR FORECAST TROUGH 19S170E 08S160E.
.TROUGH 08S179E 04S175E MOVING WSW 10 KT. ISOLATED MODERATE TSTMS
WITHIN 150 NM NE AND 60 NM SW OF TROUGH.
.24 HOUR FORECAST TROUGH DISSIPATED.
.TROUGH 13S157W 09S172W MOVING WSW 15 KT. ISOLATED MODERATE TSTMS
WITHIN 120 NM OF TROUGH.
.24 HOUR FORECAST TROUGH 14S172W 09S178W.
.48 HOUR FORECAST TROUGH DISSIPATED.
.24 HOUR FORECAST NEW WEAK TROUGH 25S163E 22S160E.
.48 HOUR FORECAST TROUGH DISSIPATED.
.48 HOUR FORECAST NEW TROUGH 25S160W 22S160W.
.WINDS 20 TO 25 KT N OF 06S BETWEEN 150W AND 170W.
.24 HOUR FORECAST WINDS 20 TO 25 KT N OF 08S BETWEEN 135W AND 150W.
.48 HOUR FORECAST WINDS EASED TO 20 KT OR LESS.
OTHERWISE
WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.
.SEAS 2.5 TO 3.5 M S OF LINE 25S122W 16S135W 25S155W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M S OF 07S E OF 135W. SEAS 2.5 TO
3 M S OF 20S BETWEEN 135W AND 155W...AND N OF 07S BETWEEN 135W AND
165W.
.48 HOUR FORECAST SEAS 2.5 TO 3.5 M S OF 05S E OF 135W.
OTHERWISE
SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.
.FORECASTER WROE. HONOLULU HI.
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