683
FZPN40 PHFO 131437
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC SUN JUL 13 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JUL 13 2025.
24 HOUR FORECAST VALID 1200 UTC JUL 14 2025.
48 HOUR FORECAST VALID 1200 UTC JUL 15 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 30N161W 27N164W 23N165W MOVING W SLOWLY. ISOLATED
MODERATE TSTMS N OF 28N BETWEEN 162W AND 158W.
.24 HOUR FORECAST TROUGH 28N167W 23N167W.
.48 HOUR FORECAST TROUGH 27N167W 23N168W.

.48 HOUR FORECAST NEW FRONT 30N178E 27N171E 26N164E.

.E TO SE WINDS 20 TO 30 KT FROM 08N TO 01N BETWEEN 162E AND 171E.
.24 HOUR FORECAST WINDS EASED TO 20 KT OR LESS.

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

.SEAS 2.5 M OR LOWER OVER ENTIRE FORECAST AREA.

.ITCZ 10N140W 06N152W 05N173W 04N160E. ISOLATED MODERATE TO
STRONG TSTMS FROM 10N TO 01N W OF 174E. ISOLATED MODERATE TSTMS
WITHIN 180 NM OF ITCZ ELSEWHERE.

.SCATTERED MODERATE TSTMS FROM 18N TO 12N W OF 165E. ISOLATED
MODERATE TSTMS FROM 20N TO 17N BETWEEN 171E AND 175E.

$$

.FORECASTER TROTTER. HONOLULU HI.