587
FZPN40 PHFO 280322
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC FRI NOV 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC NOV 28 2025.
24 HOUR FORECAST VALID 0000 UTC NOV 29 2025.
48 HOUR FORECAST VALID 0000 UTC NOV 30 2025.

.WARNINGS.

...GALE WARNING...
.FRONT 30N174W 23N170E THENCE TROUGH 22N160E MOVING NE 35 KT.
WINDS 25 TO 35 KT N OF 27N BETWEEN 173W AND 173E. WINDS 20 TO
25 KT ELSEWHERE N OF LINE 30N165W 24N180W 30N165E.
.24 HOUR FORECAST FRONT 30N168W 25N175W THENCE TROUGH 22N178E.
WINDS 25 TO 35 KT N OF 28N BETWEEN 160W AND 175E. WINDS 20 TO
25 KT ELSEWHERE N OF LINE 30N160W 25N175W 30N171E.
.48 HOUR FORECAST WINDS DIMINISHING TO 20 TO 25 KT N OF 28N
BETWEEN 155W AND 160W.

.SYNOPSIS AND FORECAST.

.48 HOUR FORECAST NEW FRONT NEAR 30N160E. WINDS 20 TO 25 KT
N OF 25N W OF 165E.

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

.SEAS 4 TO 6 M N OF LINE 30N180W 27N170E 30N164E. SEAS 2.5
TO 4 M ELSEWHERE N OF LINE 30N150W 25N170W 25N160E.
.24 HOUR FORECAST SEAS 6 TO 8.5 M N OF LINE 30N172W 27N175W
30N176E. SEAS 4 TO 6 M ELSEWHERE N OF LINE 30N165W 24N180W
25N170E 30N165E. SEAS 2.5 TO 4 M ELSEWHERE N OF LINE 30N150W
25N170W 19N170E 20N160E.
.48 HOUR FORECAST SEAS 6 TO 7 M N OF LINE 30N160W 27N168W
30N174W. SEAS 4 TO 6 M ELSEWHERE N OF LINE 30N157W 15N180W
18N160E. SEAS 2.5 TO 4 M ELSEWHERE N OF LINE 30N155W 13N180W
15N160E.

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

.ITCZ 06N140W 06N150W 05N170W 05N177W. ISOLATED TSTMS WITHIN
90 NM OF ITCZ.

.SCATTERED MODERATE TSTMS N OF 25N BETWEEN 172W AND 178W.

$$

.FORECASTER PECHACEK. HONOLULU HI.