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National Weather Service Marine Forecast FZPN40 PHFO

FZPN40 PHFO 181025
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC WED JAN 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC JAN 18 2017.
24 HOUR FORECAST VALID 0600 UTC JAN 19 2017.
48 HOUR FORECAST VALID 0600 UTC JAN 20 2017.

.WARNINGS.

GALE WARNING

.FRONT FROM 30N179W TO 22N170E TO 17N160E MOVING E 35 KT ALONG 30N.
WINDS 30 TO 40 KT N OF LINE FROM 29N173W TO 26N179E TO 29N164E.
WINDS 20 TO 30 KT ELSEWHERE N OF LINE FROM 29N171W TO 24N179E TO
27N160E. ISOLATED MODERATE TSTMS WITHIN 60 NM OF FRONT N OF 24N.
.24 HOUR FORECAST FRONT FROM 30N167W TO 20N173E TO 15N160E. NE WINDS
20 TO 30 KT W OF LINE FROM 22N176E TO 15N163E. SW WINDS 20 TO 25 KT
WITHIN 480 NM E OF FRONT N OF 28N.
.48 HOUR FORECAST FRONT FROM 30N160W TO 21N180E TO 15N160E. NE TO E
WINDS 20 TO 30 KT W OF LINE FROM 24N174W TO 16N175E. WINDS 20 TO 25
KT ELSEWHERE BETWEEN FRONT AND LINE FROM 26N170W TO 29N160E.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N150W TO 27N160W TO 26N166W TO 26N175W MOVING ESE 40
KT ALONG 30N...AND NEARLY STATIONARY W OF 160W. SW TO W WINDS 20 TO
25 KT N OF 28N BETWEEN FRONT AND 141W.
.24 HOUR FORECAST WEAK FRONT FROM 27N140W TO 30N151W. WINDS EASED
TO 20 KT OR LESS OVER FORECAST WATERS.
.48 HOUR FORECAST FRONT MOVED E OF FORECAST AREA.

.NE TO E WINDS 20 TO 25 KT FROM 08N TO 16N E OF 168W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 30 KT FROM 07N TO 18N E OF
168W. NE WINDS 20 TO 25 KT W OF LINE FROM 12N175E TO 08N172E TO
05N165E.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 07N TO 16N E OF
177E...AND FROM 08N TO 14N W OF 177E.

.RIDGE FROM 26N140W TO 25N160W TO 19N176E NEARLY STATIONARY AND
GRADUALLY ERODING FROM THE W.

.RIDGE FROM 24N160E TO 22N166E BUILDING ENE 20 KT.

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

SEAS 18 TO 21 FEET N OF 28N BETWEEN 166E AND 174E
AND N OF 28N
BETWEEN 162W AND 171W. SEAS 12 TO 18 FT ELSEWHERE N OF LINE FROM
29N158W TO 17N175W TO 25N178E TO 22N160E. SEAS 8 TO 12 FEET
ELSEWHERE N OF LINE FROM 07N140W TO 05N175E TO 14N160E...EXCEPT SEAS
8 FT OR LESS E OF LINE FROM 29N140W TO 24N157W TO 17N155W.
.24 HOUR FORECAST SEAS 12 TO 17 FT N OF LINE FROM 29N140W TO 27N148W
TO 15N159W TO 12N165W...AND N OF LINE FROM 29N165W TO 23N179E TO
25N172E. SEAS 8 TO 12 FT ELSEWHERE N OF LINE FROM 07N140W TO 05N148W
TO 03N179E TO 07N160E.

48 HOUR FORECAST SEAS 12 TO 14 FT N OF 23N E OF 146W
AND N OF 28N
BETWEEN 156W AND 164W. SEAS 8 TO 12 FT ELSEWHERE E OF LINE FROM
30N174E TO 24N160E TO 06N160E...AND FROM 03N TO 06N BETWEEN 147W AND
160W.

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

.ISOLATED MODERATE TSTMS S OF 05N W OF 173E.

.ITCZ FROM 06N140W TO 07N155W TO 05N164W TO 01N171W. ISOLATED
MODERATE TSTMS WITHIN 180 NM NW AND N OF ITCZ.



.FORECASTER KINEL. HONOLULU HI.