846
FZPN40 PHFO 220940
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC TUE SEP 22 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SEP 22 2026.
24 HOUR FORECAST VALID 0600 UTC SEP 23 2026.
48 HOUR FORECAST VALID 0600 UTC SEP 24 2026.

.WARNINGS.


.NONE.

.SYNOPSIS AND FORECAST.

.LOW NEAR 11N150W 1010 MB MOVING NW 15 KT. TROUGH FROM LOW TO
21N145W. WINDS 20 TO 25 KT WITHIN 300 NM EITHER SIDE OF TROUGH N
OF 16N. SCATTERED MODERATE TSTMS BETWEEN TWO LINES FROM LOW TO
15N160W AND FROM 15N140W TO 19N150W. SEAS 2.5 TO 4 M FROM 15N TO
25N E OF 153W.
.24 HOUR FORECAST LOW NEAR 13N153W 1009 MB. TROUGH DISSIPATED.
WINDS 20 TO 25 KT WITHIN 300 NM N OF LOW BETWEEN 149W AND 156W.
SEAS 2.5 TO 3.5 M FROM 15N TO 25N E OF 157W.
.48 HOUR FORECAST LOW NEAR 16N155W 1006 MB. WINDS 20 TO 25 KT
WITHIN 200 NM N OF LOW BETWEEN 152W AND 158W. SEAS 2.5 TO 3.5 M
FROM 15N TO 23N BETWEEN 148W AND 158W.

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

.MONSOON TROUGH FROM LOW MENTIONED ABOVE TO 09N154W TO 09N163W.

.SCATTERED MODERATE TSTMS E OF A LINE FROM 10N140W TO 06N152W TO
00N145W.


$$

.FORECASTER BLOOD. HONOLULU HI.