The High Seas Forecast for the Central North Pacific

High Seas Forecast Issued: 07/16/2026 08:05:23 AM UTC
                        
467
FZPN40 PHFO 152205
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 UTC WED JUL 15 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC JUL 15 2026.
24 HOUR FORECAST VALID 1800 UTC JUL 16 2026.
48 HOUR FORECAST VALID 1800 UTC JUL 17 2026.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 11N165W 1007 MB NEARLY STATIONARY. MONSOON TROUGH 10N180W TO
LOW TO 09N160W. WINDS 20 TO 25 KT FROM 11N TO 08N BETWEEN 160W AND
163W. ISOLATED MODERATE TSTMS BETWEEN 13N AND 08N W OF 160W.
.24 HOUR FORECAST LOW 12N164W 1007 MB. MONSOON TROUGH 09N180W TO
LOW TO 08N160W. WINDS 20 TO 25 KT WITHIN 180 NM E SEMICIRCLE OF LOW.
.48 HOUR FORECAST LOW 14N168W 1009 MB. MONSOON TROUGH 08N180W TO
LOW TO 07N160W. WINDS 20 TO 30 KT WITHIN 210 NM NE SEMICIRCLE OF LOW.

.LOW 09N154W 1008 MB NEARLY STATIONARY. MONSOON TROUGH 09N160W TO
LOW TO 10N149W 11N145W 11N141W. ISOLATED MODERATE TSTMS FROM 11N
TO 03N E OF 160W.
.24 HOUR FORECAST LOW 08N152W 1009 MB. WINDS 20 TO 30 KT WITHIN 180 NM
N SEMICIRCLE OF LOW. MONSOON TROUGH 08N160W TO
LOW TO 11N140W.
.48 HOUR FORECAST LOW 05N153W 1009 MB. WINDS EASED 20 KT OR LESS.
MONSOON TROUGH 07N160W TO LOW TO 11N140W.

.24 HOUR FORECAST E WINDS 20 TO 25 KT FROM 22N TO 15N E OF 148W.
.48 HOUR FORECAST E WINDS 20 TO 25 KT FROM 22N TO 12N E OF 155W.

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

.SEAS 2.5 TO 3 M WITHIN 120 NM OF 10N165W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M WITHIN 180 NM OF 16N164W
.48 HOUR FORECAST SEAS 2.5 TO 3 M WITHIN 180 NM OF 18N168W...AND
FROM 23N TO 12N BETWEEN 141W AND 151W.

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

$$

.FORECASTER M BALLARD. HONOLULU HI.