National Weather Service Marine Forecast FZPN40 PHFO

FZPN40 PHFO 181449
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC WED FEB 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FEB 18 2026. 24 HOUR FORECAST VALID 1200 UTC FEB 19 2026. 48 HOUR FORECAST VALID 1200 UTC FEB 20 2026.

.WARNINGS.

GALE WARNING

.NE TO E WINDS 25 TO 35 KT AROUND THE MAIN HAWAIIAN ISLANDS. FOR DETAILS SEE COASTAL WATERS FORECAST ISSUED BY NWS HONOLULU UNDER AWIPS HEADER HFOCWFHFO AND WMO HEADER FZHW50 PHFO. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST WINDS 20 TO 25 KT N OF 16N BETWEEN 160W AND 150W.

GALE WARNING

.FRONT 30N167W 21N169W THENCE TROUGH 17N172W 14N177W. FRONT AND TROUGH NEARLY STATIONARY. SE WINDS 30 TO 45 KT N OF 23N WITHIN 90 NM OF FRONT. WINDS 20 TO 30 KT ELSEWHERE N OF 20N BETWEEN FRONT AND 160W... AND N OF FRONT. SCATTERED MODERATE TSTMS WITHIN 90 NM E OF FRONT AND TROUGH FROM 18N TO 26N. .24 HOUR FORECAST FRONT 30N169W 22N166W THENCE TROUGH 15N170W 13N175W. WINDS 30 TO 40 KT N OF 24N BETWEEN FRONT AND 160W. WINDS 20 TO 30 KT ELSEWHERE N OF 15N BETWEEN FRONT AND 159W... AND N OF 25N W OF 170W. .48 HOUR FORECAST NEW LOW 29N176W 1001 MB. FRONT WEAKENED TO TROUGH. TROUGH ASSOCIATED WITH LOW 30N168W 22N167W 14N167W. WINDS 30 TO 35 KT WITHIN 90 NM OF LOW... AND N OF 27N BETWEEN TROUGH AND 165W. WINDS 20 TO 30 KT ELSEWHERE N OF 20N BETWEEN TROUGH AND 160W... AND N OF 25N W OF 170W.

.SYNOPSIS AND FORECAST.

.TROUGH 19N142W 10N149W NEARLY STATIONARY. WINDS 20 TO 30 KT FROM 10N TO 25N E OF 150W. ISOLATED MODERATE TSTMS FROM 10N TO 15N BETWEEN 151W AND 145W... AND FROM 18N TO 21N BETWEEN 147W AND 142W. .24 HOUR FORECAST TROUGH 18N141W 11N147W. WINDS 20 TO 30 KT FROM 13N TO 25N E OF 150W. .48 HOUR FORECAST TROUGH 17N140W 11N143W. WINDS 20 TO 25 KT FROM 17N TO 20N E OF 145W.

.WINDS 20 TO 25 KT N OF 11N BETWEEN 160W AND 150W. .24 HOUR FORECAST WINDS 20 TO 25 KT N OF 12N BETWEEN 159W AND 150W. .48 HOUR FORECAST WINDS DIMINISHED TO 20 KT OR LESS.

.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.

.SEAS 4 TO 4.5 M N OF 24N BETWEEN 170W AND 160W.. AND FROM 12N TO 22N BETWEEN 160W AND 147W. SEAS 2.5 TO 4 M ELSEWHERE N OF 18N W OF 170W... AND N OF 10N E OF 170W.

24 HOUR FORECAST SEAS 4 TO 4.5 M N OF 20N BETWEEN 170W AND 160W

AND FROM 17N TO 25N E OF 160W. SEAS 2.5 TO 4 M ELSEWHERE N OF 13N W OF 170W... AND N OF 08N E OF 170W. .48 HOUR FORECAST SEAS 4 TO 4.5 M N OF LINE 25N180W 22N160W 16N140W. SEAS 2.5 TO 4 M ELSEWHERE N OF 10N.

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

.ITCZ 02N140W 01N160W 02N180W.

.ISOLATED MODERATE TSTMS FROM 07N TO 10N BETWEEN 148W AND 141W.

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.FORECASTER SHIGESATO. HONOLULU HI.