High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 301045
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC TUE JUN 30 2015

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JUN 30 2015.
24 HOUR FORECAST VALID 0600 UTC JUL 01 2015.
48 HOUR FORECAST VALID 0600 UTC JUL 02 2015.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 10N160E 1004 MB MOVING W SLOWLY. TROUGH FROM LOW TO 07N168E
NEARLY STATIONARY. WINDS 20 TO 30 KT AND SEAS 8 TO 13 FT WITHIN
360 NM OF LOW...EXCEPT 120 NM E AND W QUADRANTS. SCATTERED MODERATE
TSTMS WITHIN 90 NM OF LOW OVER FORECAST WATERS...AND WITHIN 120 NM
N OF TROUGH. ISOLATED MODERATE TSTMS ELSEWHERE S OF 16N W OF 168E.
.24 HOUR FORECAST LOW...POSSIBLE DEVELOPING TROPICAL CYCLONE JUST
W OF FORECAST AREA...10N158E 999 MB. TROUGH FROM LOW TO 10N162E TO
06N170E. WINDS 20 TO 30 KT OVER FORECAST WATERS W OF 161E BETWEEN
06N TO 16N...AND FROM 11N TO 16N BETWEEN 161E AND 166E. SEAS 8 TO
13 FT S OF 15N W OF 166E.
.48 HOUR FORECAST LOW WELL W OF AREA. TROUGH FROM 09N160E TO
06N167E. E WINDS 20 TO 25 KT W OF 163E BETWEEN 12N AND 18N. SEAS
8 TO 11 FT S OF 19N W OF 162E.

.LOW 06N177E 1008 MB NEARLY STATIONARY. TROUGH FROM 07N168E TO LOW
NEARLY STATIONARY. E TO NE WINDS 20 TO 25 KT AND SEAS 8 TO 10 FT
FROM 07N TO 10N BETWEEN 178W AND 176E. ISOLATED MODERATE TSTMS S OF
13N BETWEEN 168E AND 174E...AND S OF 10N BETWEEN 174E AND 177W.
.24 HOUR FORECAST LOW 06N176E 1004 MB. TROUGH FROM 06N170E TO LOW.
WINDS 20 TO 25 KT WITHIN 240 NM N AND 120 NM S SEMICIRCLES. SEAS
8 TO 10 FT FROM 03N TO 14N BETWEEN 177W AND 173E.
.48 HOUR FORECAST LOW 07N175E 1004 MB. TROUGH FROM 06N167E TO LOW.
WINDS 20 TO 25 KT FROM 08N TO 13N BETWEEN 176W AND 170E. SEAS 8 TO
10 FT FROM 08N TO 14N BETWEEN 179W AND 169E.

.TROUGH FROM 30N157W TO 28N160W TO 26N164W NEARLY STATIONARY.
.24 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH FROM 08N153W TO 14N151W MOVING W 10 KT. ISOLATED MODERATE
TSTMS WITHIN 60 NM OF TROUGH.
.24 HOUR FORECAST TROUGH FROM 09N156W TO 14N155W.
.48 HOUR FORECAST TROUGH DISSIPATED.

.06 HOUR FORECAST W TO SW WINDS 20 TO 25 KT AND SEAS 8 TO 9 FT N OF
29N BETWEEN 162W AND 170W.
.12 HOUR FORECAST NEW FRONT FROM 30N164W TO 28N166W TO 28N169W
MOVING SE 10 KT. W TO SW WINDS 20 TO 25 KT WITHIN 120 NM E AND SE OF
FRONT. SEAS 8 TO 9 FT N OF 28N BETWEEN 162W AND 174W.
.24 HOUR FORECAST FRONT FROM 30N160W TO 26N166W TO 26N169W. SW WINDS
20 TO 25 KT WITHIN 60 NM E OF FRONT N OF 28N. SEAS 8 TO 9 FT N OF
27N BETWEEN 163W AND 171W.
.48 HOUR FORECAST FRONT FROM 30N158W TO 22N167W TO 21N170W. WINDS
DIMINISHED TO 20 KT OR LESS. SEAS 8 TO 9 FT N OF A LINE FROM 30N154W
TO 27N158W.

.RIDGE FROM 30N171E TO 28N160E MOVING N SLOWLY.

.RIDGE FROM 30N176E TO 26N172W TO 24N165W MOVING S SLOWLY.

.RIDGE FROM 30N142W TO 25N156W NEARLY STATIONARY.

.48 HOUR FORECAST E WINDS 20 TO 25 KT AND SEAS 8 TO 9 FT FROM 15N TO
21N BETWEEN 162E AND 176E.

.WINDS 20 KT OR LESS AND SEAS 8 FT OR LESS OVER REMAINDER OF
FORECAST AREA.

.ITCZ FROM 06N140W TO 05N148W TO 08N161W TO 07N177W. ISOLATED
MODERATE TSTMS S OF 10N BETWEEN 177W AND 163W...FROM 01N TO 12N
BETWEEN 163W AND 155W...FROM 01N TO 06N BETWEEN 153W AND 149W...AND
FROM 03N TO 08N E OF 149W.

$$

.HONOLULU HI.




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