The High Seas Forecast for the Central North Pacific

High Seas Forecast Issued: 04/08/2026 01:12:17 AM UTC
                        
577
FZPN40 PHFO 071512
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC TUE APR 07 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 180W

SYNOPSIS VALID 1200 UTC APR 07 2026.
24 HOUR FORECAST VALID 1200 UTC APR 08 2026.
48 HOUR FORECAST VALID 1200 UTC APR 09 2026.

.WARNINGS.


.NONE.

.SYNOPSIS AND FORECAST.

.LOW 30N165W 1013 MB MOVING SE SLOWLY. COLD FRONT FROM LOW TO
24N166W 18N180W MOVING E SLOWLY N OF 23N AND NEARLY STATIONARY
ELSEWHERE. SCATTERED MODERATE TSTMS N OF 235N BETWEEN 161W AND
FRONT.
.24 HOUR FORECAST LOW 28N163W 1012 MB. STATIONARY FRONT 30N163W
TO LOW TO 25N166W 19N171W.
.48 HOUR FORECAST LOW DISSIPATED. NEW LOW 24N165W 1008 MB. STATIONARY
FRONT 30N164W TO LOW THENCE COLD FRONT 19N166W 16N167W 16N180W.

.TROUGH 16N161W 14N166W 09N174W MOVING N 10 KT. ISOLATED MODERATE
TSTMS WITHIN 120 NM OF TROUGH.
.24 HOUR FORECAST TROUGH 21N159W 18N161W 08N174W.
.48 HOUR FORECAST TROUGH 16N168W 07N177W.

.48 HOUR FORECAST NE WINDS 20 TO 30 KT N OF LINE 30N165W 25N170W
23N180W...AND FROM 16N TO 22N BETWEEN 153W AND 165W.

.WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA.

.SEAS 2.5 TO 3 M N OF LINE 30N162W 21N170W 15N180W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M N OF 25N BETWEEN 156W AND
163W...AND FROM 09N TO 16N BETWEEN 144W AND 154W.
.48 HOUR FORECAST SEAS 2.5 TO 3 M IN AREA BOUNDED BY 21N162W
30N156W 24N151W 17N151W 14N146W 10N150W 16N163W.

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

.ITCZ 05N140W 06N160W 05N170W 01N178W. ISOLATED MODERATE TSTMS
WITHIN 120 NM OF ITCZ W OF 145W.


$$

.FORECASTER ALMANZA. HONOLULU HI.