169
FZPN40 PHFO 300315
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC THU JUL 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC JUL 30 2026.
24 HOUR FORECAST VALID 0000 UTC JUL 31 2026.
48 HOUR FORECAST VALID 0000 UTC AUG 01 2026.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW...FORMER TROPICAL DEPRESSION FAUSTO NEAR 24N157W 1011 MB
MOVING NW AT 10 KT. WINDS 20 TO 30 KT WITHIN 150 NM N SEMICIRCLE
OF LOW. SEAS 2.5 TO 4 M FROM 23N TO 26N BETWEEN 162W AND 153W.
SCATTERED MODERATE TSTMS WITHIN 120 NM NE QUADRANT.
.24 HOUR FORECAST LOW NEAR 25N162W 1013 MB. WINDS 20 TO 25 KT
WITHIN 120 NM N SEMICIRCLE OF LOW. SEAS 2.5 TO 3 M FROM 25N TO 28N
BETWEEN 162W AND 157W.
.48 HOUR FORECAST LOW DISSIPATED TROUGH FROM 30N167W TO 24N170W.
WINDS DISSIPATED TO 20 KT OR LESS.

.LOW 06N150W 1011 MB. TROUGH FROM 10N150W TO LOW TO 03N151W
MOVING W 20 KT.
.24 HOUR FORECAST LOW AND TROUGH DISSIPATED.

.TROUGH FROM 11N158W TO 05N160W MOVING W SLOWLY.
.24 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH FROM 10N157W TO 05N172W MOVING W 10 KT.
.24 HOUR FORECAST TROUGH MOVED W OF AREA.

.48 HOUR FORECAST WINDS 20 TO 25 KT FROM 15N TO 26N E OF 157W.

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

.24 HOUR FORECAST SEAS 2.5 TO 3 M FROM 16N TO 25N E OF 146W.
.48 HOUR FORECAST SEAS 2.5 TO 3 M FROM 16N TO 25N BETWEEN 153W
AND 145W.

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

.ITCZ FROM 10N140W TO 10N147W...AND FROM 05N163W TO 05N170W.
ISOLATED MODERATE TSTMS WITHIN 90 NM OF ITCZ W OF 170W.

.SCATTERED MODERATE TSTMS N OF 26N W OF 177W.

$$

.FORECASTER SHIGESATO. HONOLULU HI.