320
FZPS40 PHFO 200326
HSFSP
HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2330 UTC TUE NOV 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC NOV 19 2024.
24 HOUR FORECAST VALID 1800 UTC NOV 20 2024.
48 HOUR FORECAST VALID 1800 UTC NOV 21 2024.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.LOW NEAR 23S140W 1012 MB. TROUGH FROM 25S140W TO LOW TO 17S141W
11S151W TO 10S171W TO 08S176W. LOW MOVING SW SLOWLY AND TROUGH
NEARLY STATIONARY. SCATTERED MODERATE TSTMS WITHIN 150 NM OF
TROUGH.
.24 HOUR FORECAST LOW MOVED S OF AREA. NEW FRONT MERGES WITH
TROUGH. FRONT 25S137W 20S141W THENCE TROUGH 12S147W 12S169W
09S176E.
.48 HOUR FORECAST LOW MOVED S OF AREA. FRONT 25S140W 21S141W
THENCE TROUGH 17S142W 12S157W 10S173W 11S178E 07S175E.
.FRONT 25S173W 23S174E THENCE TROUGH 18S179W 08S168E 05S160E.
FRONT MOVING SE SLOWLY AND TROUGH MOVING E SLOWLY. SCATTERED
MODERATE TO STRONG TSTMS WITHIN 270 NM OF TROUGH.
.24 HOUR FORECAST FRONT MOVED S OF AREA. TROUGH 25S172W 19S178E
13S175E 10S167E 06S160E.
.48 HOUR FORECAST TROUGH 25S175W 17S174E 12S168E 09S160E.
.WINDS 20 TO 25 KT S OF LINE 25S143W 15S149W 12S171W 25S164W.
.24 HOUR FORECAST WINDS EASED TO 20 KT OR LESS.
.48 HOUR FORECAST WINDS 20 TO 25 KT S OF LINE 25S179E 16S169E
13S160E.
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.
.SEAS 12 TO 13 FT S OF 23S BETWEEN 145W AND 142W. SEAS 8 TO 12
FT ELSEWHERE S OF LINE 08S120W 13S132W 23S138W 10S155W 11S169W
25S171W.
.24 HOUR FORECAST SEAS 8 TO 11 FT 25S140W 09S153W 08S165W
18S174W 25S167W.
.48 HOUR FORECAST SEAS 8 TO 9 FT FROM 20S TO 11S BETWEEN 176W
AND 151W.
.SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA.
.ISOLATED MODERATE TSTMS FROM 15S TO 13S BETWEEN 162E AND 167E.
.FORECASTER TROTTER. HONOLULU HI.
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