198
FZPN40 PHFO 240306
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC FRI JUL 24 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 24 2026.
24 HOUR FORECAST VALID 0000 UTC JUL 25 2026.
48 HOUR FORECAST VALID 0000 UTC JUL 26 2026.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 30N178W 27N179W MOVING NW 10 KT. SCATTERED MODERATE TSTMS
WITHIN 210 NM E OF TROUGH.
.24 HOUR FORECAST TROUGH MOVED NW OF AREA.

.LOW 09N171W 1008 MB NEARLY STATIONARY.
.24 HOUR FORECAST LOW 1007 MB 09N170W.
.48 HOUR FORECAST LOW DISSIPATED.

.48 HOUR FORECAST NEW LOW 10N152W 1009 MB.

.WINDS 20 TO 25 KT FROM 18N TO 23N BETWEEN 165W AND 155W.
.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 15N TO 25N BETWEEN 175W
AND 155W.
.48 HOUR FORECAST WINDS 20 TO 30 KT FROM 18N TO 25N E OF 145W.
WINDS 20 TO 25 KT ELSEWHERE FROM 12N TO 18N W OF 173W.

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

.SEAS 2.5 TO 3 M FROM 12N TO 17N BETWEEN 167W AND 160W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M FROM 13N TO 20N BETWEEN 172W
AND 160W.
.48 HOUR FORECAST SEAS 2.5 TO 4 M E OF LINE 30N140W 20N148W
15N145W 10N140W.

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

.MONSOON TROUGH 05N180W 05N175W 10N170W 11N165W...AND 15N164W
08N152W 12N145W 12N140W. SCATTERED MODERATE TSTMS FROM 05N TO 13N
BETWEEN  175W AND 167W...AND FROM 10N TO 17N BETWEEN 167W AND
160W...AND FROM 05N TO 15N BETWEEN 155W AND 140W.

$$

.FORECASTER PECHACEK. HONOLULU HI.