National Weather Service Marine Forecast FZPN40 PHFO

FZPN40 PHFO 051038
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC THU MAR 05 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MAR 05 2026. 24 HOUR FORECAST VALID 0600 UTC MAR 06 2026. 48 HOUR FORECAST VALID 0600 UTC MAR 07 2026.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 30N171W 25N175W 19N180W MOVING E SLOWLY. S WINDS 20 TO 30 KT BETWEEN FRONT AND 166W N OF 21N. SCATTERED MODERATE TSTMS WITHIN 300 NM E AND SE OF FRONT. .24 HOUR FORECAST FRONT 30N163W 22N170W 16N180W. WINDS 20 TO 25 KT BETWEEN FRONT AND 158W N OF 27N. .48 HOUR FORECAST FRONT 30N161W 26N165W THENCE TROUGH 21N172W 18N180W. WINDS 20 TO 25 KT WITHIN 180 NM N OF TROUGH BETWEEN 164W AND 173W.

.FRONT 30N175W 25N180W MOVING ESE 20 KT. WINDS 20 TO 25 KT N OF FRONT. .24 HOUR FORECAST FRONT MERGED WITH FRONT DESCRIBED ABOVE. WINDS DESCRIBED ABOVE.

.WINDS 20 TO 25 KT FROM 12N TO 28N E OF 160W. .24 HOUR FORECAST WINDS 20 TO 25 KT FROM 10N TO 28N E OF 155W. .48 HOUR FORECAST WINDS 20 TO 25 KT FROM 13N TO 28N E OF 152W.

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

SEAS 2.5 TO 3 M FROM 04N TO 27N E OF 160W
AND N OF LINE 30N164W 20N180W.

24 HOUR FORECAST SEAS 2.5 TO 3 M N OF 05N E OF 163W
EXCEPT SEAS LESS THAN 2.5 M N OF 28N E OF 153W. SEAS 2.5 TO 3 M N OF LINE 23N161W 20N180W. .48 HOUR FORECAST SEAS 2.5 TO 3 M N OF A LINE 06N140W 07N151W 23N161W 15N180W.

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

ITCZ 03N140W 02N150W 01N159W
AND 04N175W 05N180W. ISOLATED MODERATE TSTMS WITHIN 90 NM OF ITCZ.

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.FORECASTER TSAMOUS. HONOLULU HI.