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National Weather Service Marine Forecast FZPN40 PHFO

FZPN40 PHFO 082248
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 UTC THU DEC 08 2016

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC DEC 08 2016.
24 HOUR FORECAST VALID 1800 UTC DEC 09 2016.
48 HOUR FORECAST VALID 1800 UTC DEC 10 2016.

.WARNINGS.

GALE WARNING

.36 HOUR FORECAST LOW JUST N OF AREA NEAR 31N161E MOVING ENE 30
KT. WINDS 30 TO 40 KT N OF A LINE FROM 30N164E TO 28N160E. WINDS
20 TO 30 KT ELSEWHERE N OF A LINE FROM 30N167E TO 27N163E TO
26N160E.
.48 HOUR FORECAST LOW N OF AREA. FRONT FROM 30N167E TO 27N165E TO
25N160E. WINDS 30 TO 40 KT WITHIN 180 NM E OF FRONT N OF 29N.
WINDS 20 TO 30 KT ELSEWHERE N OF A LINE FROM 28N174E TO 26N169E TO
26N164E.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N158W TO 23N166W MOVING E 10 KT. WINDS 20 TO 25 KT N
OF A LINE FROM 29N155W TO 27N159W TO 30N164W.
.24 HOUR FORECAST FRONT FROM 30N155W TO 25N160W THENCE TROUGH TO
14N163W. WINDS DIMINISHED TO 20 KT OR LESS.
.48 HOUR FORECAST FRONT FROM 30N154W TO 26N156W THENCE TROUGH TO
23N160E TO 13N165W.

.TROUGH FROM 30N147W TO 21N159W TO 13N163W. TROUGH MOVING N SLOWLY
E OF 157W...NEARLY STATIONARY W OF 157W. ISOLATED MODERATE TSTMS
WITHIN 120 NM OF TROUGH S OF 24N.
.24 HOUR FORECAST TROUGH MERGED WITH FRONT DESCRIBED ABOVE.

.FRONT FROM 30N178E TO 28N173E TO 28N167E MOVING SE 10 KT.
.24 HOUR FORECAST FRONT FROM 30N179W TO 27N179E TO 27N175E.
.48 HOUR FORECAST FRONT FROM 30N174W TO 26N179W.

.FRONT FROM 30N161E TO 28N160E MOVING E 20 KT. ISOLATED MODERATE
TSTMS WITHIN 300 NM E OF FRONT.
.24 HOUR FORECAST WEAKENING FRONT FROM 30N174E TO 28N171E TO
27N160E.
.48 HOUR FORECAST FRONT DISSIPATED.

.RIDGE FROM 26N140W TO 23N148W NEARLY STATIONARY.

.NE TO E WINDS 20 TO 25 KT FROM 10N TO 13N E OF 148W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 08N TO 13N E OF
152W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 09N TO 14N E OF
150W.

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

.SEAS 8 TO 12 FT N OF A LINE FROM 30N160W TO 28N166W TO 28N173W.
.24 HOUR FORECAST SEAS 8 TO 12 FT N OF A LINE FROM 30N158W TO
25N166W TO 27N174W. SEAS 8 TO 10 FT N OF 29N W OF 168E.
.48 HOUR FORECAST SEAS 8 TO 12 FT N OF A LINE FROM 30N162W TO
26N174E TO 27N161E.

.OTHERWISE SEAS 8 FT OR LESS OVER REMAINDER OF AREA.

.ITCZ FROM 07N140W TO 09N159W TO 04N170E. ISOLATED MODERATE TSTMS
WITHIN 120 NM OF ITCZ...AND FROM 01N TO 06N BETWEEN 167E AND 173E.



.FORECASTER BRAVENDER. HONOLULU HI.