865
FZPN40 PHFO 231521
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC SUN NOV 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 NOV 23 2025.
24 HOUR FORECAST VALID 1200 UTC NOV 24 2025.
48 HOUR FORECAST VALID 1200 UTC NOV 25 2025.

.WARNINGS.


.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 30N174E 28N165E 27N160E MOVING E 15 KT.
.24 HOUR FORECAST FRONT 30N179W 28N170E. SEAS 2.5 TO 3 M N OF
FRONT.
.48 HOUR FORECAST FRONT 30N163W 25N174W 24N172E. WINDS 20 TO 25
KT WITHIN 60 NM EITHER SIDE OF FRONT BETWEEN 178W AND 175E. SEAS
2.5 TO 3 M N OF FRONT E OF 166E.

.TROUGH 30N179E 27N170E 25N160E MOVING E 10 KT.
.24 HOUR FORECAST TROUGH 30N179W 28N176E 27N168E. WINDS 20 TO 25
KT WITHIN 60 NM EITHER SIDE OF TROUGH.
.36 HOUR FORECAST TROUGH MERGED WITH FRONT ABOVE.

.WINDS 20 TO 25 KT FROM 11N TO 20N W OF 175E.
.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 15N TO 20N W OF 175E.
.48 HOUR FORECAST WINDS 20 TO 25 KT FROM 10N TO 13N BETWEEN 175W
AND 165E.

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

.SEAS 2.5 TO 3 M N OF 06N EXCEPT N OF LINE 30N164W 23N160E.
.24 HOUR FORECAST SEAS 2.5 TO 3 M BETWEEN TWO LINES 06N140W
01N179E AND 30N140W 18N166W 22N160E.
.48 HOUR FORECAST SEAS 2.5 TO 3 M BETWEEN TWO LINES 06N140W
00N179W AND 19N140W 19N160E.

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

.ITCZ 07N140W 06N144W 08N159W 05N173W 07N174E. SCATTERED MODERATE
TSTMS WITHIN 60 NM EITHER SIDE OF ITCZ BETWEEN 152W AND 179E.

.SCATTERED MODERATE TSTMS WITHIN 120 NM OF A LINE 09N175E 05N160E.

$$

.FORECASTER BLOOD. HONOLULU HI.