High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 310422
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC OCT 31 2014.
24 HOUR FORECAST VALID 0000 UTC NOV 01 2014.
48 HOUR FORECAST VALID 0000 UTC NOV 02 2014.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH FROM 30N177E TO 24N174E TO 18N170E NEARLY STATIONARY. SE TO
S WINDS 20 TO 30 KT N OF 27N BETWEEN TROUGH AND 177W. NE WINDS 20 TO
25 KT WITHIN 150 NM NW OF TROUGH. SCATTERED MODERATE TSTMS WITHIN
120 NM OF TROUGH...AND N OF 24N BETWEEN 176W AND 180W.
.24 HOUR FORECAST NEW COLD FRONT FROM 30N177W TO 25N173E THENCE
TROUGH TO 22N168E TO 18N164E. NE WINDS 20 TO 25 KT WITHIN 60 NM OF A
LINE FROM 26N170E TO 23N165E.
.48 HOUR FORECAST FRONT FROM 30N171W TO 26N180E TO 24N170E. NE WINDS
20 TO 25 KT WITHIN 360 NM NW OF A LINE FROM 30N177E TO 25N170E TO
22N160E.

.DISSIPATING FRONT FROM 26N140W TO 24N147W TO 22N158W TO 23N165W TO
25N172W. FRONT MOVING S 10 KT E OF 160W...AND NEARLY STATIONARY
ELSEWHERE. NE TO E WINDS 20 TO 30 KT N OF A LINE FROM 25N146W TO
22N160W TO 24N170W TO 27N174W TO 27N177W.
.24 HOUR FORECAST FRONT DISSIPATED. NE TO E WINDS 20 TO 25 KT FROM
11N TO 27N E OF 161W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 12N TO 24N E OF
158W.

.NE TO E WINDS 20 TO 25 KT FROM 12N TO 19N BETWEEN 150W AND 161W.
.24 HOUR FORECAST WINDS DESCRIBED IN PARAGRAPH ABOVE.

.FRONT FROM 30N166E TO 27N160E NEARLY STATIONARY. NE WINDS 20 TO 25
KT NW OF FRONT.
.24 HOUR FORECAST FRONT DISSIPATED. ASSOCIATED WINDS DIMINISHED TO
20 KT OR LESS.

.TROUGH FROM 13N178E TO 08N174E TO 05N169E MOVING W 10 KT. SCATTERED
MODERATE TSTMS FROM 05N TO 16N BETWEEN 179W AND 176E.
.24 HOUR FORECAST TROUGH FROM 12N174E TO 10N169E TO 07N165E.
.48 HOUR FORECAST TROUGH FROM 12N168E TO 10N165E TO 08N164E.

.RIDGE FROM 30N168W TO 25N175W TO 22N178E NEARLY STATIONARY AND
ERODING FROM THE W.

.REMAINDER OF AREA WINDS 20 KT OR LESS.

.SEAS 11 TO 13 FT N OF A LINE FROM 30N148W TO 23N160W TO 25N170W TO
26N180W TO 30N171E. SEAS 8 TO 11 FT ELSEWHERE N OF A LINE FROM
30N145W TO 24N150W TO 19N165W TO 20N180W TO 23N165E TO 27N160E.
.24 HOUR FORECAST SEAS 9 TO 11 FT N OF 20N E OF 164W. SEAS TO 9 FT
ELSEWHERE N OF A LINE FROM 20N140W TO 10N155W TO 20N170W TO 30N175W.
SEAS 8 TO 10 FT NW OF A LINE FROM 30N176E TO 20N160E.
.48 HOUR FORECAST SEAS 8 TO 11 FT FROM 10N TO 27N E OF 158W. SEAS 8
TO 10 FT NW OF A LINE FROM 30N177E TO 20N160E.

.REMAINDER OF AREA SEAS 8 FT OR LESS.

.ITCZ FROM 09N140W TO 10N149W TO 08N158W TO 06N167W TO 07N179W.
SCATTERED MODERATE TSTMS WITHIN 150 NM OF ITCZ W OF 172W...AND
WITHIN 210 NM N OF ITCZ BETWEEN 142W AND 149W. ISOLATED MODERATE
TSTMS ELSEWHERE WITHIN 120 NM OF ITCZ.

.ISOLATED MODERATE TSTMS FROM 08N TO 10N BETWEEN 163W AND 169W.

$$

.FORECASTER BIRCHARD. HONOLULU HI.





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