The High Seas Forecast for the Central North Pacific

High Seas Forecast Issued: 01/23/2026 01:39:17 PM UTC
                        
335
FZPN40 PHFO 230339
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC FRI JAN 23 2026

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JAN 23 2026.
24 HOUR FORECAST VALID 0000 UTC JAN 24 2026.
48 HOUR FORECAST VALID 0000 UTC JAN 25 2026.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.OCCLUDED FRONT 30N176E 28N177E THENCE COLD FRONT 24N177E
21N172E. WARM FRONT 28N177E 23N178E 22N175W. OCCLUDED AND COLD
FRONT MOVING ENE 20 KT. WARM FRONT MOVING E 20 KT. WINDS 20 TO 30
KT N OF 21N BETWEEN 179E AND 173W.
.24 HOUR FORECAST OCCLUDED FRONT 30N175W 27N176W THENCE COLD
FRONT 25N176W 22N179W. WARM FRONT 27N176W 24N170W. WINDS 20 TO 25
KT N OF 26N BETWEEN 175W AND 170W.
.48 HOUR FORECAST OCCLUDED AND WARM FRONTS MOVED N OF AREA. COLD
FRONT 30N165W 26N169W 24N172W 24N177W. WINDS 20 TO 25 KT N OF 27N
BETWEEN 165W AND 157W.

.FRONT 30N148W 27N150W THENCE TROUGH 23N152W 19N156W NEARLY
STATIONARY. ISOLATED MODERATE TSTMS WITHIN 90 NM OF FRONT AND
TROUGH N OF 24N.
.24 HOUR FORECAST FRONT AND TROUGH MERGED WITH FRONT DESCRIBED
BELOW.

.FRONT 30N156W 26N160W MOVING NE 25 KT. WINDS 20 TO 25 KT N OF
27N BETWEEN 161W AND 152W. ISOLATED MODERATE TSTMS N OF 29N
BETWEEN 158W AND 154W.
.24 HOUR FORECAST FRONT 30N148W 24N152W THENCE TROUGH 19N156W.
WINDS EASED TO 20 KT OR LESS.
.48 HOUR FORECAST FRONT 30N145W 28N146W THENCE TROUGH 24N152W.

.FRONT 27N164E 25N160E NEARLY STATIONARY.
.24 HOUR FORECAST NEW LOW NEAR 26N168E 1011 MB. COLD FRONT FROM
LOW TO 22N160E. WARM FRONT FROM LOW 27N169E TO 26N171E.
.48 HOUR FORECAST LOW NEAR 26N175E 1008 MB. COLD FRONT FROM LOW
TO 22N171E TO 20N165E TO 19N160E. WARM FRONT FROM LOW TO 26N176E
TO 23N178E. WINDS 20 TO 25 KT WITHIN 120 NM OF LOW.

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

.SEAS 2.5 TO 4.5 M N OF LINE 27N160E 29N163E 23N170E 22N178W
23N166W 21N153W 30N146W. SEAS 2.5 TO 3 M FROM 20N TO 05N BETWEEN
172W AND 160W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M N OF LINE 23N160E 29N172E
29N174E 21N178E 24N171W 30N171W...AND N OF 21N BETWEEN 158W AND
149W.
.48 HOUR FORECAST SEAS 2.5 TO 3 M N OF 25N BETWEEN 169E AND 176E.

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

.ITCZ 06N140W 06N154W 03N167W. ISOLATED MODERATE TSTMS WITHIN 90
NM OF ITCZ.

.ISOLATED MODERATE TSTMS FROM 08N TO 04N W OF 171E.

$$

.FORECASTER TROTTER. HONOLULU HI.