000
FZPS40 PHFO 231500
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1730 UTC TUE APR 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC APR 23 2024.
24 HOUR FORECAST VALID 1200 UTC APR 24 2024.
48 HOUR FORECAST VALID 1200 UTC APR 25 2024.

.WARNINGS.

...GALE WARNING...
.LOW NEAR 19S164E 1009 MB MOVING SE SLOWLY. SECOND LOW NEAR
23S176W 1010 MB NEARLY STATIONARY. TROUGH 16S160E TO FIRST LOW TO
21S167E 19S174E TO SECOND LOW TO 25S173W NEARLY STATIONARY. SE
WINDS 20 TO 30 KT S OF TROUGH. SCATTERED MODERATE TSTMS WITHIN 210
NM N SEMICIRCLE OF SECOND LOW.
.24 HOUR FORECAST LOW NEAR 25S173E 1007 MB. SECOND LOW
DISSIPATED. TROUGH 14S160E TO LOW TO 23S170W 25S158W. WINDS 30 TO
35 KT WITHIN 90 NM OF LOW. WINDS 20 TO 30 KT ELSEWHERE S OF 22S
BETWEEN 169E AND 171W.
.48 HOUR FORECAST LOW MOVED S OF FORECAST AREA. TROUGH 25S180W
19S167E. SECOND TROUGH 25S178W 22S170W 21S160W 25S151W. WINDS 20
TO 30 KT S OF SECOND TROUGH W OF 160W.

.SYNOPSIS AND FORECAST.

.TROUGH 05S174E 10S177E 18S178E NEARLY STATIONARY. SCATTERED
MODERATE TSTMS WITHIN 60 NM OF TROUGH N OF 15S. ISOLATED TO
SCATTERED MODERATE TSTMS ELSEWHERE N OF 12S W OF 170W.
.24 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH 05S120W 04S126W 06S131W 04S141W 04S160W 02S169W NEARLY
STATIONARY. SCATTERED MODERATE TSTMS FROM 03S TO 08S E OF
130W...FROM 02S TO 08S BETWEEN 151W AND 143W...AND N OF 04S
BETWEEN 164W AND 160W. ISOLATED MODERATE TSTMS ELSEWHERE N OF 10S
E OF 170W.
.24 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH 08S156W 11S152W 18S150W 22S145W NEARLY STATIONARY.
ISOLATED MODERATE TSTMS S OF 10S BETWEEN TROUGH AND 138W.
.24 HOUR FORECAST TROUGH 25S146W 20S152W 10S160W 08S168W. .48
HOUR FORECAST TROUGH 25S146W 18S150W 09S170W.

.TROUGH 16S132W 21S124W MOVING W 10 KT.
.24 HOUR FORECAST TROUGH DISSIPATED.

.WINDS 20 TO 30 KT S OF LINE 25S134W 19S132W 21S120W.
.24 HOUR FORECAST E WINDS 20 TO 25 KT S OF 22S E OF 134W.
.48 HOUR FORECAST WINDS DIMINISHED TO 20 KT OR LESS.

.SEAS 12 TO 14 FT S OF LINE 25S135W 20S132W 22S120W. SEAS 12 TO
13 FT W OF LINE 19S160E 23S169E 24S169E 22S160E. SEAS 8 TO 12 FT
ELSEWHERE S OF LINE 17S160E 22S167E 21S171E 23S177W 25S177W...AND
S OF LINE 25S150W 11S130W 17S120W.
.24 HOUR FORECAST SEAS 12 TO 14 FT S OF 23S BETWEEN 171E AND
175E. SEAS 8 TO 12 FT S OF LINE 19S160E 22S167E 21S172E 22S172W
25S164W. SEAS 8 TO 11 FT S OF LINE 25S140W 16S135W 21S120W.
.48 HOUR FORECAST SEAS 8 TO 12 FT S OF LINE 25S167E 21S180W
18S166W 25S148W.

.WINDS 20 KT OR LESS AND SEAS 8 FT OR LOWER OVER REMAINDER OF
AREA.

$$

.FORECASTER JELSEMA. HONOLULU HI.