National Weather Service Marine Forecast FZPN40 PHFO

FZPN40 PHFO 241052
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC WED DEC 24 2025

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC DEC 24 2025. 24 HOUR FORECAST VALID 0600 UTC DEC 25 2025. 48 HOUR FORECAST VALID 0600 UTC DEC 26 2025.

.WARNINGS.

GALE WARNING

.FRONT NEAR 30N169E 25N166E 22N160E MOVING E 25 KT. WINDS 30 TO 35 KT N OF 25N BETWEEN 169E AND 160E. TROUGH 28N178W 23N178E 18N167E MOVING E SLOWLY. WINDS 20 TO 30 KT ELSEWHERE N OF 22N W OF 170E. ISOLATED MODERATE TSTMS WITHIN 180 NM E OF FRONT N OF 27N. .24 HOUR FORECAST FRONT 30N176W 24N180W 18N170E 17N160E. TROUGH MERGED WITH FRONT. WINDS 30 TO 35 KT N OF 27N BETWEEN 175W AND 172E. WINDS 20 TO 30 KT ELSEWHERE N OF 22N BETWEEN 170W AND 165E. .48 HOUR FORECAST FRONT 30N167W 20N176W 18N170E. WINDS 20 TO 25 KT N OF 26N BETWEEN 158W AND 174E.

.SYNOPSIS AND FORECAST.

.FRONT 30N168W 20N172W 12N180E 07N171E NEARLY STATIONARY. WINDS 20 TO 30 KT N OF 20N BETWEEN 150W AND 170E. ISOLATED MODERATE TSTMS N OF 22N BETWEEN 160W AND FRONT. .24 HOUR FORECAST FRONT DISSIPATING 30N167W 20N170W THENCE TROUGH 09N176W. WINDS EASED TO 20 KT OR LESS. .48 HOUR FORECAST FRONT DISSIPATED.

.TROUGH 13N175W 07N176W NEARLY STATIONARY AND DISSIPATING. .24 HOUR FORECAST TROUGH DISSIPATED.

.SEAS 4 TO 7 M N OF 23N BETWEEN 172E AND 160E. SEAS 2.5 TO 4 M ELSEWHERE N OF 20N BETWEEN 140W AND 160E. .24 HOUR FORECAST SEAS 4 TO 5.5 M N OF LINE 30N175W 25N180W 18N160E...N OF 25N E OF 148W. SEAS 2.5 TO 4 M ELSEWHERE N OF LINE 14N140W 27N167W 14N160E. .48 HOUR FORECAST SEAS 2.5 TO 4 M N OF LINE 30N168W 15N180W 07N160E...AND N OF 10N E OF 155W.

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

.ITCZ 09N140W 07N150W 07N170W. ISOLATED MODERATE TSTMS WITHIN 90 NM OF ITCZ.

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.FORECASTER ALMANZA. HONOLULU HI.