The High Seas Forecast for the Central North Pacific

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FZPN40 PHFO 312212
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 UTC FRI OCT 31 2014

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 OCT 31 2014.
24 HOUR FORECAST VALID 1800 UTC NOV 01 2014.
48 HOUR FORECAST VALID 1800 UTC NOV 02 2014.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N178W TO 25N175E...CONTINUING AS A TROUGH TO 22N169E
TO 18N164E. FRONT MOVING E SLOWLY AND TROUGH MOVING W SLOWLY. N TO
NE WINDS 20 TO 25 KT WITHIN 120 NM NW OF A LINE FROM 26N172E TO
20N163E. SCATTERED MODERATE TO STRONG TSTMS N OF 26N BETWEEN 175W
AND 179W...AND WITHIN AREA BOUNDED BY A LINE FROM 26N171E TO 26N177E
TO 17N172E TO 26N171E.
.24 HOUR FORECAST FRONT FROM 30N174W TO 26N180E TO 24N173E...
CONTINUING AS A TROUGH TO 21N162E. NE WINDS 20 TO 25 KT WITHIN 180
NM NW OF A LINE FROM 26N170E TO 19N160E.
.48 HOUR FORECAST WEAKENING FRONT FROM 30N168W TO 26N175W TO
23N174E. NE TO E WINDS 20 TO 25 KT WITHIN 180 NM NW OF A LINE FROM
30N172W TO 25N177E TO 22N160E.

.NE TO E WINDS 20 TO 25 KT FROM 11N TO 27N BETWEEN 145W AND
161W...AND FROM 23N TO 27N E OF 145W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 11N TO 25N E OF
160W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 11N TO 22N E OF
159W.

.TROUGH FROM 11N175E TO 07N168E TO 03N165E MOVING W 10 KT. SCATTERED
MODERATE TSTMS FROM 06N TO 09N BETWEEN 172E AND 168E...AND FROM 04N
TO 09N BETWEEN 179W AND 173E.
.24 HOUR FORECAST TROUGH FROM 13N167E TO 06N163E.
.48 HOUR FORECAST TROUGH FROM 12N163E TO 08N160E.

.RIDGE FROM 30N162W TO 24N180E MOVING E 10 KT AND ERODING FROM THE W.

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

.SEAS 8 TO 11 FT N OF 20N E OF 163W. SEAS TO 9 FT ELSEWHERE N OF A
LINE FROM 20N140W TO 10N158W TO 17N170W TO 30N174W. SEAS 8 TO 10 FT
NW OF A LINE FROM 30N175E TO 23N168E TO 19N160E.
.24 HOUR FORECAST SEAS 8 TO 11 FT FROM 12N TO 26N E OF 159W. SEAS 8
TO 10 FT NW OF A LINE FROM 30N178E TO 20N160E.
.48 HOUR FORECAST SEAS 8 TO 11 FT FROM 10N TO 24N E OF 156W.

.OTHERWISE...SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA.

.ITCZ FROM 10N140W TO 10N154W TO 07N163W TO 07N178W. SCATTERED
MODERATE TO STRONG TSTMS WITHIN 210 NM OF ITCZ BETWEEN 145W AND
174W. ISOLATED MODERATE TSTMS ELSEWHERE WITHIN 240 NM OF ITCZ.

.ISOLATED MODERATE TSTMS FROM 21N TO 23N BETWEEN 154W AND 156W...
AND WITHIN 45 NM OF POINT 22N169W.

$$

.FORECASTER BIRCHARD. HONOLULU HI.



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