517
FZPN40 PHFO 271027
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC THU NOV 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC NOV 27 2025.
24 HOUR FORECAST VALID 0600 UTC NOV 28 2025.
48 HOUR FORECAST VALID 0600 UTC NOV 29 2025.

.WARNINGS.

...GALE WARNING...
.FRONT 30N174E 25N160E MOVING E 35 KT. WINDS 20 TO 25 KT
N OF 25N W OF 179E. ISOLATED MODERATE TSTMS N OF 29N BETWEEN FRONT
AND 175W.
.12 HOUR FORECAST FRONT 30N179W 25N172E 24N160E. WINDS 25 TO 35
KT N OF LINE 30N169E 27N177E 30N177W. WINDS 20 TO 25 KT ELSEWHERE
N OF LINE 30N162E 24N170E 24N177W 30N167W.
.24 HOUR FORECAST FRONT 30N173W 25N179W 22N171E. WINDS 25 TO 35
KT N OF LINE 30N174E 28N179W 30N175W. WINDS 20 TO 25 KT ELSEWHERE
N OF LINE 30N167E 23N178E 23N174W 30N163W.
.48 HOUR FORECAST FRONT 30N163W 24N170W 20N178E. WINDS 20 TO 25
KT N OF LINE 30N177E 27N178W 29N164W 25N167W 25N164W 30N157W.

.SYNOPSIS AND FORECAST.

.FRONT 30N163W 28N173W 30N177E MOVING NE 35 KT. WINDS 20 TO 25 KT
N OF 28N BETWEEN 166W AND 153W. ISOLATED MODERATE TSTMS N OF 26N
BETWEEN 171W AND 157W.
.24 HOUR FORECAST MOVED N OF AREA.

.48 HOUR FORECAST WINDS 20 TO 25 KT FROM 29N TO 25N W OF 161E.

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

.SEAS 4 TO 5 M N OF LINE 30N173W 28N172W 29N166W 30N163W. SEAS 2.5
TO 4 M ELSEWHERE N OF LINE 26N160E 23N179E 16N170E 05N176E 10N155W
12N169W 20N156W 30N145W.
.24 HOUR FORECAST 6 TO 9 M N OF LINE 30N165E 26N175E 30N176W.
SEAS 4 TO 6 M ELSEWHERE N OF LINE 29N160E 24N169E 25N179W 30N168W.
SEAS 2.5 TO 4 M ELSEWHERE N OF LINE 22N160E 22N173E 23N174W
23N161W 30N147W. SEAS 2.5 TO 3 M IN AREA BOUNDED BY 11N175E
19N161W 25N146W 18N140W 09N140W 04N169W 08N174E 11N175E.
.48 HOUR FORECAST SEAS 6 TO 9 M N OF LINE 30N175E 23N179W
30N166W. SEAS 4 TO 6 M ELSEWHERE 30N166E 20N168E 18N179E 24N170W
30N168W. SEAS 2.5 TO 4 M ELSEWHERE N OF LINE 17N160E 15N173E
20N174W 30N158W. SEAS 2.5 TO 3 M N OF LINE 30N149W 24N149W 18N160W
08N179W 08N160W 08N140W.

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

.ITCZ 07N140W 07N170W 09N176E 09N169E. ISOLATED MODERATE TSTMS
WITHIN 180 NM OF ITCZ.

.SCATTERED MODERATE TSTMS S OF 07N W OF 164E.

$$

.FORECASTER PIERCE. HONOLULU HI.