High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 302230
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 UTC FRI SEP 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SEP 30 2016.
24 HOUR FORECAST VALID 1800 UTC OCT 01 2016.
48 HOUR FORECAST VALID 1800 UTC OCT 02 2016.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW...POST-TROPICAL CYCLONE ULIKA...19N144W 1013 MB MOVING W 10
KT. NE TO E WINDS 20 TO 30 KT WITHIN 150 NM N SEMICIRCLE OF LOW.
.24 HOUR FORECAST LOW DISSIPATED. TROUGH FROM 18N149W TO
21N148W. NE TO E WINDS 20 TO 25 KT FROM 18N TO 24N BETWEEN
143W AND 152W.
.48 HOUR FORECAST DISSIPATING TROUGH FROM 17N155W TO 21N156W.
ASSOCIATED WINDS DIMINISHED TO 20 KT OR LESS.

.TROUGH FROM 03N173E TO 08N179W TO 09N166W TO 13N163W TO
13N154W MOVING W 10 KT. SCATTERED MODERATE TSTMS FROM 07N TO
13N BETWEEN 175W AND 179W...AND FROM 06N TO 10N BETWEEN 163W
AND 175W. ISOLATED MODERATE TSTMS WITHIN 120 NM SE OF TROUGH
W OF 179E...AND FROM 10N TO 16N BETWEEN 155W AND 166W.
.24 HOUR FORECAST TROUGH FROM 06N168E TO 11N178E TO 12N171W TO
14N159W.
.48 HOUR FORECAST TROUGH FROM 07N160E TO 08N167E TO 12N174E TO
12N176W TO 13N170W TO 13N157W.

.LOW E OF FORECAST AREA 12N135W 1012 MB MOVING W 15 KT.
.24 HOUR FORECAST LOW DISSIPATED. TROUGH FROM 06N143W TO
09N140W.
.48 HOUR FORECAST TROUGH FROM 07N148W TO 10N143W TO 10N140W.

.COLD FRONT JUST NW OF FORECAST AREA.
.24 HOUR FORECAST FRONT FROM 30N165E TO 28N160E.
.48 HOUR FORECAST DISSIPATING FRONT FROM 30N169E TO 28N164E TO
26N160E.

.RIDGE FROM 30N170W TO 28N174E TO 27N160E NEARLY STATIONARY.

.E WINDS 20 TO 25 KT N OF 28N BETWEEN 143W AND 148W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 26N TO 28N
BETWEEN 148W AND 153W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 15N TO 24N
BETWEEN 145W AND 160W.

.REMAINDER OF AREA WINDS 20 KT OR LESS.

.SEAS 8 TO 10 FT FROM 18N TO 21N BETWEEN 141W AND 144W.
.24 HOUR FORECAST SEAS DIMINISHED TO 8 FT OR LESS ENTIRE AREA.

.REMAINDER OF AREA SEAS 8 FT OR LESS.

.SCATTERED MODERATE TSTMS FROM 12N TO 16N W OF 164E...AND FROM
09N TO 15N BETWEEN 172E AND 166E.

$$

.FORECASTER BIRCHARD. HONOLULU HI.


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