737
FZPN40 PHFO 200225
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC SUN SEP 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SEP 20 2026.
24 HOUR FORECAST VALID 0000 UTC SEP 21 2026.
48 HOUR FORECAST VALID 0000 UTC SEP 22 2026.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 15N141W 1007 MB MOVING W 10 KT.
.24 HOUR FORECAST LOW 15N143W 1008 MB.
.48 HOUR FORECAST LOW 13N148W 1008 MB.

.TROUGH 22N170W 17N169W MOVING W 5 KT.
.24 HOUR FORECAST TROUGH DISSIPATED.

.LOW 12N160W 1010 MB MOVING W 5 KT.
.24 HOUR FORECAST LOW 11N162W 1010 MB.
.48 HOUR FORECAST LOW 10N164W 1010 MB.

.WINDS 20 TO 25 KT FROM 18N TO 22N BETWEEN 160W AND 155W.
.24 HOUR FORECAST WINDS 20 TO 30 KT FROM 15N TO 20N E OF 145W.
.48 HOUR FORECAST WINDS 20 TO 30 KT FROM 15N TO 22N BETWEEN
150W AND 140W.

.SEAS 2.5 TO 3 M FROM 15N TO 22N BETWEEN 155W AND 140W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M FROM 15N TO 22N E OF 155W.
.48 HOUR FORECAST SEAS 2.5 TO 3.5 M FROM 15N TO 22N E OF 150W.

.WINDS 20 KT OR LESS AND SEAS 2.5 M OR LESS OVER THE REMAINDER
OF FORECAST AREA.

.MONSOON TROUGH 11N141W 10N145W 15N155W 04N170W 07N180W.
SCATTERED MODERATE TSTMS FROM 00N TO 07N BETWEEN 180W AND
163W...AND WITHIN 150 NM OF LINE 08N162W 16N155W.

$$

.FORECASTER PECHACEK. HONOLULU HI.