814
FZPN40 PHFO 312237
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 UTC SAT MAY 31 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MAY 31 2025.
24 HOUR FORECAST VALID 1800 UTC JUN 01 2025.
48 HOUR FORECAST VALID 1800 UTC JUN 02 2025.

.WARNINGS.


.NONE.

.SYNOPSIS AND FORECAST.

.24 HOUR FORECAST NEW FRONT NEAR 30N175W MOVING SE 15 KT.
.48 HOUR FORECAST FRONT 29N166W 24N168W 22N175W.

.24 HOUR FORECAST NEW FRONT 28N162W 21N164W 17N169W MOVING E
SLOWLY.
.48 HOUR FORECAST FRONT 30N160W 24N161W 17N165W.

.WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA.

.SEAS 2.5 TO 3 M FROM 22N TO 30N BETWEEN 163W AND 150W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M N OF LINE 30N158W 20N153W
15N150W 22N140W.
.48 HOUR FORECAST SEAS 2.5 TO 3 M N OF 20N E OF 160W.

.SEAS 2.5 M OR LOWER REMAINDER OF FORECAST AREA.

.ITCZ 08N140W 05N150W 07N157W 05N170W 07N180W 04N178E.
SCATTERED MODERATE TSTMS WITHIN 180 NM OF ITCZ E OF 160W...
AND BETWEEN 178E AND 170W.


$$

.FORECASTER PECHACEK. HONOLULU HI.