864
FZPN40 PHFO 121500
HSFNP
HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC TUE MAY 12 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC MAY 12 2026.
24 HOUR FORECAST VALID 1200 UTC MAY 13 2026.
48 HOUR FORECAST VALID 1200 UTC MAY 14 2026.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.TROUGH 30N141W 26N147W 23N155W NEARLY STATIONARY AND DISSIPATING.
.24 HOUR FORECAST TROUGH DISSIPATED.
.TROUGH 08N140W 03N144W MOVING W SLOWLY. ISOLATED MODERATE
TSTMS FROM 02N TO 09N E OF 147W.
.24 HOUR FORECAST TROUGH 08N143W 03N147W.
.48 HOUR FORECAST TROUGH DISSIPATED.
.WINDS 20 TO 25 KT FROM 05N TO 24N BETWEEN 151W AND 178W.
.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 07N TO 26N.
.48 HOUR FORECAST WINDS 20 TO 25 KT N OF 08N.
.WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA.
.SEAS 2.5 TO 3 M FROM 06N TO 22N BETWEEN 150W AND 175W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M FROM 07N TO 24N.
.48 HOUR FORECAST SEAS 2.5 TO 3 M N OF 06N.
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.
.ITCZ 06N145W 06N155W 06N164W 04N174W 04N180W. ISOLATED TO
SCATTERED MODERATE TSTMS WITHIN 210 NM N OF ITCZ...AND WITHIN
150 NM S OF ITCZ.
.FORECASTER TSAMOUS. HONOLULU HI.
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