654
FZPS40 PHFO 082255
HSFSP
HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2330 UTC SAT MAR 08 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC MAR 08 2025.
24 HOUR FORECAST VALID 1800 UTC MAR 09 2025.
48 HOUR FORECAST VALID 1800 UTC MAR 10 2025.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.LOW 18S177W 1009 MB NEARLY STATIONARY. TROUGH 25S163W 22S171W TO
LOW TO 15S178E 15S167E 12S164E MOVING SW SLOWLY E OF LOW...AND NE
SLOWLY ELSEWHERE. SCATTERED MODERATE TSTMS WITHIN 240 NM OF LOW AND
TROUGH E OF 175E. ISOLATED MODERATE TSTMS WITHIN 180 NM OF TROUGH
ELSEWHERE.
.24 HOUR FORECAST LOW 19S177W 1010 MB. TROUGH 25S172W TO LOW TO
13S176E 11N164E.
.48 HOUR FORECAST LOW 18S177W 1009 MB. TROUGH 25S171W TO LOW TO
14N173E 11S160E.
.TROUGH 18S164W 12S172W 08S177W MOVING SW SLOWLY. WIDELY SCATTERED
MODERATE TSTMS WITHIN 330 NM E OF TROUGH. ISOLATED MODERATE TSTMS
WITHIN 120 NM W OF TROUGH.
.24 HOUR FORECAST WEAK TROUGH 21S164W 14S174W.
.48 HOUR FORECAST TROUGH MERGED WITH TROUGH DESCRIBED ABOVE.
.TROUGH 07S176E 07S171E 06S166E MOVING N SLOWLY. ISOLATED MODERATE
TSTMS WITHIN 150 NM OF TROUGH.
.24 HOUR FORECAST TROUGH DISSIPATED.
.TROUGH 24S149W 19S147W 17S147W 12S153W MOVING W SLOWLY. ISOLATED
MODERATE TSTMS WITHIN 150 NM OF TROUGH.
.24 HOUR FORECAST TROUGH DISSIPATED.
.TROUGH 06S120W 07S126W 03S142W 04S151W MOVING S SLOWLY. ISOLATED
MODERATE TSTMS WITHIN 120 NM OF TROUGH.
.24 HOUR FORECAST TROUGH 08S128W 05S141W 05S147W.
.48 HOUR FORECAST TROUGH 10S130W 04S148W.
.24 HOUR FORECAST NEW WEAK FRONT 25S120W 22S133W.
.48 HOUR FORECAST WEAK FRONT 21S120W 20S130W 21S137W.
.24 HOUR FORECAST E TO SE WINDS 20 TO 25 KT S OF 17S W OF 169E.
.48 HOUR FORECAST WINDS DIMINISHED TO 20 KT OR LESS.
.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.
.SEAS 8 FT OR LOWER ENTIRE FORECAST AREA.
.ISOLATED MODERATE TSTMS FROM 17S TO 21S W OF 162E.
.FORECASTER AHUE. HONOLULU HI.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page