High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 160333
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC THU NOV 16 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC NOV 16 2017.
24 HOUR FORECAST VALID 0000 UTC NOV 17 2017.
48 HOUR FORECAST VALID 0000 UTC NOV 18 2017.

.WARNINGS.

...GALE WARNING...
.LOW 27N175E 1001 MB NEARLY STATIONARY. FRONT 30N177E 27N179W
20N179E 15N170E 15N160E MOVING S SLOWLY W OF 175E AND NEARLY
STATIONARY ELSEWHERE. WINDS 30 TO 35 KT N OF LINE 30N176W 25N178W
30N178E...WINDS 20 TO 30 KT ELSEWHERE N OF 20N BETWEEN 150W AND
180W. WINDS 20 TO 25 KT N OF LINE 30N175E 23N175E 25N168E 30N165E.
SCATTERED STRONG TSTMS WITHIN 90 NM OF LINE 27N177W 24N178W 19N179W.
.24 HOUR FORECAST LOW 26N174E 1002 MB. FRONT 30N178E 27N180W 23N180W
17N175E 14N170E 12N160E. WINDS 30 TO 35 KT N OF LINE 30N174W 25N178W
30N179E...WINDS 20 TO 30 KT ELSEWHERE N OF LINE 30N168W 20N160W
18N165W 24N176E 30N173E. WINDS 20 TO 25 KT FROM 29N TO 26N BETWEEN
167E AND 165E.
.48 HOUR FORECAST LOW 25N172E 1009 MB. FRONT DISSIPATED. TROUGH
30N172E THROUGH LOW TO 18N170E. WINDS 20 TO 30 KT N OF LINES
30N158W 20N170W 21N175W 30N174E AND 30N167E 25N166E 18N160E.

.SYNOPSIS AND FORECAST.

.48 HOUR FORECAST NEW FRONT 30N152W 28N155W 26N157W.

.48 HOUR FORECAST NEW TROUGH 21N146W 16N151W.

.ITCZ 08N140W 10N170W 08N160E. ISOLATED MODERATE TSTMS WITHIN 90 NM
OF ITCZ.

.RIDGE 26N140W 30N152W NEARLY STATIONARY.

.NE WINDS 20 TO 25 KT WITHIN 120 NM OF LINE 18N154W 13N167W.
.24 HOUR FORECAST NE WINDS 20 TO 25 KT WITHIN 120 NM OF LINE
17N154W 15N160W.
.48 HOUR FORECAST WINDS DIMINISHED TO 20 KT OR LESS.

.SEAS 12 TO 15 FT N OF LINE 30N172E 25N176E 23N171E 25N167E
30N165E...SEAS 8 TO 12 FT ELSEWHERE N OF LINE 25N140W 15N165W
22N180W 14N160E.
.24 HOUR FORECAST SEAS 12 TO 16 FT N OF LINE 30N173W 24N176W
30N174E...SEAS 8 TO 12 FT ELSEWHERE N OF LINE 25N140W 10N170W
20N160E
.48 HOUR FORECAST SEAS 12 TO 14 FT N OF LINE 30N175W 25N180W
30N175E...SEAS 8 TO 12 FT ELSEWHERE N OF LINE 30N155W 10N165W
10N180W 20N180W 30N160E.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

$$
.HONOLULU FORECASTER.


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