The High Seas Forecast for the Central North Pacific

High Seas Forecast Issued: 06/02/2025 01:17:32 AM UTC
                        
009
FZPN40 PHFO 011517
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC SUN JUN 01 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC JUN 01 2025.
24 HOUR FORECAST VALID 1200 UTC JUN 02 2025.
48 HOUR FORECAST VALID 1200 UTC JUN 03 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 30N169W 27N175W 30N177E NEARLY STATIONARY.
.24 HOUR FORECAST FRONT 30N167W 28N168W 30N170E.
.48 HOUR FORECAST FRONT ABSORBED BY TROUGH AS DESCRIBED BELOW.

.TROUGH 27N162W 23N164W 16N171W MOVING W SLOWLY.
.24 HOUR FORECAST TROUGH 30N162W 25N164W 20N168W.
.48 HOUR FORECAST TROUGH 30N164W 24N167W 18N170W.

.WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA.

.SEAS 2.5 TO 3 M IN AREA BOUNDED BY 23N159W 27N154W 29N140W
23N140W 29N145W 08N141W 09N152W 14N150W 23N159W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M IN AREA BOUNDED BY 25N155W
30N145W 30N140W 22N140W 24N149W 08N148W 08N158W 25N155W.
.48 HOUR FORECAST SEAS 2.5 TO 3 M N OF 22N E OF 153W.

.SEAS 2.5 M OR LOWER REMAINDER OF FORECAST AREA.

.ITCZ 07N140W 07N170W 05N175E 04N160E. SCATTERED MODERATE TSTMS
WITHIN 240 NM OF ITCZ.


$$

.FORECASTER PIERCE. HONOLULU HI.