High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 091045
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC FRI DEC 09 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC DEC 09 2016.
24 HOUR FORECAST VALID 0600 UTC DEC 10 2016.
48 HOUR FORECAST VALID 0600 UTC DEC 11 2016.

.WARNINGS.

...GALE WARNING...
.18 HOUR FORECAST WINDS 20 TO 25 KT W OF A LINE FROM 30N164E TO
26N160E.
.24 HOUR FORECAST NEW FRONT FROM 30N161E TO 29N160E MOVING E 25 KT.
WINDS 30 TO 35 KT N OF 28N W OF 162E. WINDS 20 TO 30 KT ELSEWHERE W
AND N OF A LINE FROM 30N167E TO 26N162E TO 26N160E.
.48 HOUR FORECAST FRONT FROM 30N174E TO 25N168E TO 24N160E. WINDS 20
TO 30 KT N OF 27N BETWEEN 169E AND 179E.

.SYNOPSIS AND FORECAST.

.LOW 02N166E 1006 MB MOVING NW SLOWLY. TROUGH FROM LOW TO 01N160E
MOVING N SLOWLY. SCATTERED MODERATE TO STRONG TSTMS FROM 03N TO 06N
BETWEEN 165E AND 167E. ISOLATED MODERATE TSTMS ELSEWHERE S OF 07N W
OF 173E.
.24 HOUR FORECAST LOW 03N164E 1007 MB. TROUGH FROM 02N160E TO LOW TO
00N166E.
.48 HOUR FORECAST LOW 03N162E 1007 MB. TROUGH FROM 03N160E TO LOW TO
00N167E.

.FRONT FROM 30N155W TO 28N159W TO 24N171W MOVING E SLOWLY.
.24 HOUR FORECAST FRONT FROM 30N154W TO 25N159W TO 24N167W.
.48 HOUR FORECAST WEAKENING FRONT FROM 30N152W TO 25N161W TO 23N161W.

.DISSIPATING FRONT FROM 30N180E TO 28N179E TO 26N176E MOVING E SLOWLY.
.24 HOUR FORECAST FRONT DISSIPATED.

.FRONT FROM 30N169E TO 28N167E TO 27N160E MOVING E 25 KT E OF 163E
AND MOVING N SLOWLY ELSEWHERE.
.24 HOUR FORECAST WEAKENING FRONT FROM 30N177W TO 27N178W.
.48 HOUR FORECAST FRONT DISSIPATED.

.TROUGH FROM 27N155W TO 24N160W TO 22N162W TO 14N165W NEARLY
STATIONARY. SCATTERED MODERATE TSTMS WITHIN 90 NM SE OF TROUGH N OF
25N. ISOLATED MODERATE TSTMS ELSEWHERE WITHIN 60 NM OF TROUGH.
.24 HOUR FORECAST TROUGH FROM 23N161W TO 15N164W.
.48 HOUR FORECAST TROUGH FROM 22N161W TO 11N163W.

.RIDGE FROM 26N140W TO 24N156W MOVING S SLOWLY W OF 148W...AND
NEARLY STATIONARY ELSEWHERE.

.NE TO E WINDS 20 TO 25 KT FROM 08N TO 12N E OF 152W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 09N TO 14N E OF
147W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 09N TO 16N E OF
147W.

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

.SEAS 8 TO 12 FT N OF A LINE FROM 30N155W TO 26N167W TO 26N170W TO
30N177W.
.24 HOUR FORECAST SEAS 8 TO 11 FT N OF A LINE FROM 30N175E TO
27N165E TO 26N160E. SEAS 8 TO 10 FT N OF A LINE FROM 30N157W TO
25N163W TO 28N178E. SEAS 8 TO 9 FT FROM 08N TO 13N E OF 147W.
.48 HOUR FORECAST SEAS 8 TO 14 FT N OF A LINE FROM 30N169W TO
24N178W TO 26N164E. SEAS 8 TO 9 FT FROM 08N TO 13N E OF 147W.

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

.ITCZ FROM 08N140W TO 08N153W TO 09N162W TO 07N168E. SCATTERED
MODERATE TO STRONG TSTMS FROM 09N TO 11N BETWEEN 152W AND 160W.
ISOLATED MODERATE TSTMS ELSEWHERE WITHIN 120 NM OF ITCZ.

$$

.HONOLULU HI.


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