High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 051533
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC MON DEC 05 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC DEC 05 2016.
24 HOUR FORECAST VALID 1200 UTC DEC 06 2016.
48 HOUR FORECAST VALID 1200 UTC DEC 07 2016.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WEAKENING FRONT 30N177E TO 28N175E TO 26N171E NEARLY STATIONARY. NE
WINDS 20 TO 25 KT OVER FORECAST WATERS N OF 28N BETWEEN FRONT AND
171E. ISOLATED MODERATE TSTMS WITHIN 90 NM OF FRONT.
.24 HOUR FORECAST FRONT DISSIPATED. WINDS EASED TO 20 KT OR LESS.

.TROUGH 30N179E TO 28N179E TO 26N177E MOVING E SLOWLY.
.24 HOUR FORECAST TROUGH DEVELOPED TO A LOW 27N178W 1013 MB.
.48 HOUR FORECAST LOW 26N171W 1014 MB.

.TROUGH 30N161W TO 21N161W TO 18N162W MOVING E 10 KT ALONG 30N TO
NEARLY STATIONARY S OF 25N. S TO SW WINDS 20 TO 25 KT OVER
FORECAST WATERS N OF 28N BETWEEN 149W AND 155W. ISOLATED MODERATE
TSTMS N OF 26N BETWEEN 148W AND 157W.
.24 HOUR FORECAST TROUGH 30N155W TO 26N161W. WINDS DECREASED TO 20
KT OR LESS.
.48 HOUR FORECAST TROUGH 30N153W TO 29N159W.

.TROUGH 03N180W TO 05N172W TO 10N168W TO 13N160W TO 18N155W TO
23N152W NEARLY STATIONARY. ISOLATED MODERATE TSTMS WITHIN 120 NM OF
TROUGH.
.24 HOUR FORECAST SPLIT TROUGHS 04N179W TO 12N169W AND 12N162W TO
16N161W TO 21N155W.
.48 HOUR FORECAST TROUGHS 04N179E TO 14N171W AND 14N164W TO 23N161W.

.48 HOUR FORECAST NEW FRONT 30N167E TO 28N160E MOVING ESE 20 KT.

.RIDGE 30N164E TO 28N160E MOVING SE SLOWLY.

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

.SEAS 8 TO 12 FT N OF LINE 06N160E TO 10N168E TO 06N173E TO 09N178E.
SEAS 8 TO 11 FT N OF LINES 27N178E TO 20N178W TO 15N162W TO 15N160W
AND 22N160W TO 22N157W TO 16N150W TO 11N146W. SEAS 8 TO 9 FT E OF
146W BETWEEN 10N AND 21N.
.24 HOUR FORECAST SEAS 8 TO 11 FT N OF LINE 24N170E TO 18N157E TO
18N179W TO 24N164W TO 30N158W. SEAS 8 TO 9 FT W OF LINE 10N160E TO
14N173E TO 17N171E.
.48 HOUR FORECAST SEAS 8 TO 11 FT N OF LINE 30N176E TO 27N178E TO
27N164W TO 30N157W.

.SEAS 8 FT OR LESS OVER REST OF FORECAST AREA.

.ITCZ 09N140W TO 10N143W TO 10N147W TO 11N151W. ISOLATED MODERATE
TSTMS WITHIN 60 NM OF ITCZ.

.ISOLATED MODERATE TSTMS S OF 09N W OF 180E...AND FROM 12N TO 16N
BETWEEN 146W AND 153W.

$$

.HONOLULU HI.


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