378
FZPS40 PHFO 011503
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1730 UTC WED MAY 01 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MAY 01 2024.
24 HOUR FORECAST VALID 1200 UTC MAY 02 2024.
48 HOUR FORECAST VALID 1200 UTC MAY 03 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 06S160E 07S170E 10S154W NEARLY STATIONARY. NUMEROUS STRONG
TSTMS FROM 17S TO 10 S BETWEEN 178E AND 172W. ISOLATED MODERATE
TSTMS ELSEWHERE WITHIN 270 NM OF TROUGH.
.24 HOUR FORECAST TROUGH 03S160E 09S177E 10S164W TO 10S168W.
.48 HOUR FORECAST TROUGH 04S160E 10S173E 12S174W 14S175W.

.TROUGH 25S171W 16S175E 11S160E NEARLY STATIONARY. ISOLATED
MODERATE TSTMS WITHIN 90 NM OF TROUGH.
.24 HOUR FORECAST TROUGH 25S173W 16S176E 12S160E.
.48 HOUR FORECAST TROUGH 25S170W 15S178E 10S160E.

.TROUGH 21S174W 11S175W MOVING S SLOWLY. SCATTERED MODERATE
TSTMS WITHIN 150 NM OF TROUGH N OF 18N.
.24 HOUR FORECAST TROUGH ABSORBED BY TROUGH ABOVE.

.TROUGH 25S132W 19S143W MOVING E SLOWLY.
.24 HOUR FORECAST TROUGH 25S129W 19S143W.
.48 HOUR FORECAST TROUGH STRENGTHENED TO A FRONT 25S127W 18S134W
17S141W.

.SE TO E WINDS 20 TO 25 KT S OF 20S BETWEEN 152W AND 138W... AND
FROM 19S TO 14S W OF 165E.
.24 HOUR FORECAST SE TO E WINDS 20 TO 25 KT S OF 18S BETWEEN 162W
AND 135W... AND S OF 12S W OF 170E.
.48 HOUR FORECAST SE TO E WINDS 20 TO 25 KT S OF A LINE FROM
25S133W 15S147W 25S160W... AND S OF A LINE 25S174W 10S160E.

.WINDS 20 KT OR LESS OVER REMAINDER OF AREA.

.SEAS 8 TO 9 FT FROM 20S TO 16S BETWEEN 165W AND 157W.
.24 HOUR FORECAST SEAS 12 TO 13 FT S OF 23S BETWEEN 151W AND 138W.
SEAS 8 TO 11 FT ELSEWHERE S OF A LINE 25S130W 13S160W 15S170W.
.48 HOUR FORECAST SEAS 8 TO 11 FT S OF 16S E OF 162W. SEAS 8 TO 9
FT S OF 19S W OF 180W.

.SEAS 8 FT OR LOWER OVER REMAINDER OF AREA.

$$

.FORECASTER SHIGESATO. HONOLULU HI.