702
FZPN40 PHFO 052238
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 UTC TUE AUG 05 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC AUG 05 2025.
24 HOUR FORECAST VALID 1800 UTC AUG 06 2025.
48 HOUR FORECAST VALID 1800 UTC AUG 07 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 25N148W 1014 MB MOVING NE 15 KT. TROUGH FROM LOW TO 20N149W.
WINDS 20 TO 30 KT WITHIN 180 NM OF N SEMICIRCLE OF LOW.
.24 HOUR FORECAST LOW WEAKENS TO TROUGH. TROUGH 25N155W 20N154W
17N153W. WINDS 20 TO 25 KT WITHIN 120 NM OF POINT 25N152.
.48 HOUR FORECAST TROUGH 28N162W 22N161W. WINDS DIMINISHING TO
LESS THAN 20 KT.

.WINDS 20 TO 25 KT N OF 25N W OF 165E.
.24 HOUR FORECAST WINDS 20 TO 25 KT N OF 28N W OF 163E.
.48 HOUR FORECAST WINDS DIMINISHING TO LESS THAN 20 KT.

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

.SEAS 2.5 TO 4 M WITHIN 210 NM OF POINT 23N143W...AND N OF 25N
W OF 165E.
.24 HOUR FORECAST SEAS 2.5 TO 4 M WITHIN 210 NM OF POINT 25N152W.
.48 HOUR FORECAST SEAS 2.5 TO 4 M FROM 15N TO 23N E OF 143W.

.SEAS 2.5 M OR LOWER REMAINDER OF FORECAST AREA.

.ITCZ 10N165W 09N170W 09N180W 06N170E 04N160E. MONSOON TROUGH
08N160W 11N150W 10N140W. ISOLATED TO SCATTERED TSTMS WITHIN 180
NM OF ITCZ AND MONSOON TROUGH.

.ISOLATED MODERATE TSTMS FROM 21N TO 28N BETWEEN 170W AND 180W.

$$

.FORECASTER PECHACEK. HONOLULU HI.