375
FZPN40 PHFO 041046
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC MON AUG 04 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 0600 UTC AUG 04 2025.
24 HOUR FORECAST VALID 0600 UTC AUG 05 2025.
48 HOUR FORECAST VALID 0600 UTC AUG 06 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROPICAL DEPRESSION 14W 28.0N 163.0E 1008 MB MOVING NW 13 KT.
TROUGH FROM LOW TO 25N161E 23N160E MOVING W 10 KT. WINDS 20 TO 25
KT AND SEAS 2.5 TO 4 M WITHIN 30 NM SEMICIRCLE. SCATTERED
MODERATE TSTMS FROM 21N TO 24N BETWEEN 164E AND 160E.
.24 HOUR FORECAST TROPICAL DEPRESSION 14W WEAKENED TO LOW 29.1N
159.5E. WINDS EASED TO 20 KT OR LESS.
.48 HOUR FORECAST LOW MOVED WEST OF AREA.

.NEW LOW JUST E OF AREA NEAR 21N139W 1006 MB. WINDS 20 TO 30 KT
FROM 20N TO 26N E OF 142W. SEAS 2.5 TO 5 M FROM 11N TO 28N E OF
144W.
.24 HOUR FORECAST NEW LOW 21N145W 1011 MB. WINDS 20 TO 30 KT
WITHIN 180 NM OF LOW. SEAS 2.5 TO 4 M FROM 18N TO 30N BETWEEN 140W
AND 150W.
.48 HOUR FORECAST LOW 22N150W 1014 MB. WINDS 20 TO 30 KT AND SEAS
2.5 TO 4 M WITHIN 180 NM OF LOW.

.TROUGH 25N173E 22N168E MOVING N SLOWLY.
.24 HOUR FORECAST TROUGH DISSIPATED. WINDS DIMINISHING TO LESS
THAN 20 KT.

.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.

.SEAS 2.5 TO 3 M FROM 08N TO 18N BETWEEN 150W AND 175W...AND FROM
21N TO 28N BETWEEN 175E AND 168E.
.24 HOUR FORECAST SEAS 2.5 TO 4 M N OF 25N BETWEEN 175E AND 165E.
.48 HOUR FORECAST SEAS SUBSIDING TO LESS THAN 2.5 M.

.SEAS 2.5 M OR LOWER REMAINDER OF FORECAST AREA.

.ITCZ 11N140W 07N150W 03N176E. SCATTERED MODERATE TSTMS WITHIN
180 NM OF ITCZ E OF 170W.


$$

.FORECASTER ALMANZA. HONOLULU HI.