National Weather Service Marine Forecast FZPN40 PHFO

FZPN40 PHFO 280328
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC SUN MAY 28 2023

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 160E

SYNOPSIS VALID 0000 UTC MAY 28 2023. 24 HOUR FORECAST VALID 0000 UTC MAY 29 2023. 48 HOUR FORECAST VALID 0000 UTC MAY 30 2023.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH FROM 25N145W TO 20N146W MOVING W SLOWLY. .24 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH FROM 28N178W TO 26N179W MOVING W 10 KT. .24 HOUR FORECAST TROUGH FROM 30N177E TO 26N177E. .48 HOUR FORECAST TROUGH FROM 30N174E TO 25N175E.

.24 HOUR FORECAST NEW FRONT FROM 30N171E TO 27N168E. .48 HOUR FORECAST FRONT MERGED WITH TROUGH DIRECTLY ABOVE.

.24 HOUR FORECAST E TO NE WINDS 20 TO 25 KT N OF 27N BETWEEN 152W AND 171W. .48 HOUR FORECAST E WINDS 20 TO 25 KT N OF 26N BETWEEN 154W AND 167W.

OTHERWISE
WINDS 20 KT OR LESS REST OF FORECAST AREA.

.SEAS 8 FT OR LESS ENTIRE FORECAST AREA.

.ISOLATED MODERATE TSTMS FROM 16N TO 07N W OF 177W.

.ITCZ FROM 04N140W TO 03N154W TO 08N171W TO 03N178E. SCATTERED MODERATE TSTMS WITHIN 210 NM N AND 90 NM S OF ITCZ W OF 164W.

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.FORECASTER FOSTER. HONOLULU HI.