The High Seas Forecast for the Central North Pacific

High Seas Forecast Issued: 12/03/2025 01:13:53 AM UTC
                        
558
FZPN40 PHFO 021513
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC TUE DEC 02 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 DEC 02 2025.
24 HOUR FORECAST VALID 1200 UTC DEC 03 2025.
48 HOUR FORECAST VALID 1200 UTC DEC 04 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 30N160W 22N170W 16N178E 14N160E NEARLY STATIONARY.
.24 HOUR FORECAST FRONT 30N159W 23N163W 15N179E 15N161E.
.48 HOUR FORECAST FRONT 30N156W 20N162W 15N178W 13N163E.

.WINDS 20 TO 25 KT N OF LINE 30N172E 26N179W 30N170W...AND FROM
24N TO 16N W OF 178E.
.24 HOUR FORECAST WINDS 20 TO 25 KT N OF 27N BETWEEN 178W AND
171W...FROM 23N TO 14N BETWEEN 164E AND 175W...AND N OF 27N W OF
162E.
.48 HOUR FORECAST WINDS 20 TO 25 KT N OF 27N W OF 167E...AND FROM
22N TO 12N BETWEEN 164E AND 165W.

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

.SEAS 4 TO 5 M N OF LINE 30N172E 25N179E 30N168W. SEAS 2.5 TO 4 M
ELSEWHERE N OF LINE 11N160E 16N178W 22N165W 30N156W...AND E OF
LINE 00N174E 03N174E 11N175W 17N157W 30N147W...EXCEPT S OF LINE
00N152W 04N150W 10N140W.
.24 HOUR FORECAST SEAS 4 TO 5 M N OF LINE 30N176E 27N178E 23N176W
30N168W. SEAS 2.5 TO 4 M ELSEWHERE N OF LINE 08N160E 07N172E
09N176W 20N167W 30N154W.
.48 HOUR FORECAST SEAS 4 TO 5 M N OF LINE 30N178E 27N179W 26N171W
30N166W. SEAS 2.5 TO 4 M ELSEWHERE N OF LINE 13N160E 06N172E
07N172W 20N163W 30N150W.

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

.ITCZ 08N140W 08N153W 07N174W 05N171E 07N160E. SCATTERED MODERATE
TSTMS WITHIN 180 NM OF ITCZ.


$$

.FORECASTER PIERCE. HONOLULU HI.