159
FZPS40 PHFO 270307
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0530 UTC SAT APR 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 APR 27 2024.
24 HOUR FORECAST VALID 0000 UTC APR 28 2024.
48 HOUR FORECAST VALID 0000 UTC APR 29 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 25S174W 21S178W THENCE TROUGH 15S169E. FRONT MOVING SE
SLOWLY. TROUGH NEARLY STATIONARY. SCATTERED MODERATE TSTMS WITHIN
90 NM OF TROUGH W OF 175E.
.24 HOUR FORECAST FRONT MOVED S OF FORECAST AREA. TROUGH 25S173W
20S180E 16S170E. SE WINDS 20 TO 25 KT AND SEAS 8 TO 10 FT S OF
LINE 25S175E 13S160E.
.48 HOUR FORECAST TROUGH 25S179W 18S175E 12S160E. SE WINDS 20 TO
25 KT AND SEAS 8 TO 9 FT S OF TROUGH.

.FRONT 25S136W 22S142W MOVING ENE 10 KT. ISOLATED MODERATE TSTMS
WITHIN 120 NM OF FRONT.
.24 HOUR FORECAST FRONT 25S133W 19S135W.
.48 HOUR FORECAST FRONT MOVED S OF FORECAST AREA. TROUGH 25S131W
21S136W.

.TROUGH 16S157W 14S164W MOVING WSW SLOWLY. ISOLATED MODERATE TSTMS
WITHIN 180 NM NE OF TROUGH E OF 160W AND WITHIN 90 NM S OF TROUGH.
.24 HOUR FORECAST TROUGH DISSIPATED.

.E TO SE WINDS 20 TO 25 KT S OF 21S BETWEEN 145W AND 160W.
.24 HOUR FORECAST E TO SE WINDS 20 TO 25 KT FROM 18S TO 22S
BETWEEN 140W AND 160W.
.48 HOUR FORECAST E TO SE WINDS 20 TO 25 KT FROM 14S TO 21S
BETWEEN 145W AND 165W.

.WINDS 20 KT OR LESS OVER REMAINDER OF AREA.

.SEAS 8 TO 11 FT S OF LINE 25S137W 16S155W 14S167W.
.24 HOUR FORECAST SEAS 8 TO 10 FT S OF LINE 25S125W 15S155W
18S163W.
.48 HOUR FORECAST SEAS 8 TO 9 FT S OF 20S E OF 150W...AND FROM 13S
TO 23S BETWEEN 150W AND 165W.

.SEAS 8 FT OR LOWER OVER REMAINDER OF AREA.

.ISOLATED MODERATE TSTMS FROM 11S TO 17S BETWEEN 133W AND 146W...
WITHIN 210 NM OF LINE 12S150W 07S165W 05S173E...AND N OF 14S W OF
163E.

$$

.FORECASTER WROE. HONOLULU HI.