181
FZPN40 PHFO 221031
HSFNP
HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC MON JUN 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JUN 22 2026.
24 HOUR FORECAST VALID 0600 UTC JUN 23 2026.
48 HOUR FORECAST VALID 0600 UTC JUN 24 2026.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.FRONT 30N155W 28N157W THENCE TROUGH 25N160W MOVING W SLOWLY.
.24 HOUR FORECAST FRONT WEAKENED TO TROUGH 30N159W 25N161W 24N168W.
.48 HOUR FORECAST TROUGH 30N166W 26N167W.
.TROUGH 25N173W 21N176W MOVING W SLOWLY.
.24 HOUR FORECAST TROUGH DISSIPATED.
.TROUGH 22N148W 17N149W 12N148W MOVING W 10 KT.
.24 HOUR FORECAST TROUGH 22N152W 15N153W.
.48 HOUR FORECAST TROUGH 21N157W 17N157W.
.24 HOUR FORECAST NEW TROUGH 04N180W 04N170W 04N165W.
.48 HOUR FORECAST TROUGH 05N180W 05N170W 06N160W.
.WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA.
.48 HOUR FORECAST SEAS 2.5 TO 3 M FROM 11N TO 07N BETWEEN 175W
AND 167W.
.ITCZ 08N140W 06N151W 02N171W. ISOLATED MODERATE TSTMS WITHIN
210 NM OF ITCZ.
.ISOLATED MODERATE TSTMS S OF 05N BETWEEN 178W AND 171W.
.FORECASTER VAUGHAN. HONOLULU HI.
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