574
FZPN40 PHFO 212233
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 UTC FRI NOV 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC NOV 21 2025.
24 HOUR FORECAST VALID 1800 UTC NOV 22 2025.
48 HOUR FORECAST VALID 1800 UTC NOV 23 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 30N172W 28N178W 30N175E NEARLY STATIONARY.
.24 HOUR FORECAST FRONT DISSIPATED.

.FRONT 30N165E 26N160E MOVING E 20 KT ALONG 30N.
.24 HOUR FORECAST FRONT 30N169E 27N160E.
.48 HOUR FORECAST FRONT 30N179E 26N160E.

.48 HOUR FORECAST NEW TROUGH 28N142W 24N140W.

.WINDS MAINLY 20 TO 30 KT FROM 23N TO 08N.
.24 HOUR FORECAST WINDS MAINLY 20 TO 30 KT FROM 21N TO 09N.
.48 HOUR FORECAST WINDS MAINLY 20 TO 25 KT FROM 20N TO 10N
W OF 180E.

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

.SEAS MAINLY 2.5 TO 4.0 M N OF 06N.
.24 HOUR FORECAST SEAS MAINLY 2.5 TO 4.0 M N OF 08N...EXCEPT
SEAS 2.5 M OR LOWER N OF 22N W OF 175W.
.48 HOUR FORECAST SEAS MAINLY 2.5 TO 4.0 M N OF 08N...EXCEPT
SEAS 2.5 M OR LOWER N OF 20N W OF 164W.

.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.

.ITCZ 07N140W 07N150W 06N160W 08N170W 04N173E 04N164E.
ISOLATED MODERATE TSTMS WITHIN 180 NM OF ITCZ.

.ISOLATED MODERATE TSTMS FROM 20N TO 12N BETWEEN 175E AND 170W.

$$

.FORECASTER AHUE. HONOLULU HI.