High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 272254
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 UTC MON JUL 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC JUL 27 2015.
24 HOUR FORECAST VALID 1800 UTC JUL 28 2015.
48 HOUR FORECAST VALID 1800 UTC JUL 29 2015.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 13N155W 1009 MB MOVING W SLOWLY. TROUGH FROM LOW TO 10N159W
MOVING W SLOWLY. SCATTERED MODERATE TO STRONG TSTMS FROM 03N TO 07N
BETWEEN 153W AND 160W. ISOLATED MODERATE TSTMS ELSEWHERE S OF 16N
BETWEEN 146W AND 160W.
.24 HOUR FORECAST LOW DISSIPATED. TROUGH 06N167W TO 08N165W TO
14N157W.
.48 HOUR FORECAST TROUGH 08N172W TO 16N160W.

.LOW 11N173E 1007 MB MOVING W 15 KT. TROUGH FROM LOW TO 06N176W TO
06N165W TO 10N159W NEARLY STATIONARY. ISOLATED MODERATE TSTMS FROM
09N TO 20N BETWEEN 169E AND 180E...AND ELSEWHERE S OF 12N BETWEEN
160W AND 172E.
.24 HOUR FORECAST LOW 11N167E 1008 MB. TROUGH 16N168E TO LOW TO
10N167E. WINDS 20 TO 25 KT FROM 13N TO 16N BETWEEN 167E AND 170E.
.48 HOUR FORECAST LOW 13N162E 1008 MB. TROUGH 18N162E TO LOW TO
10N164E. WINDS EASED TO 20 KT OR LESS.

.LOW 06N170E 1008 MB NEARLY STATIONARY. TROUGH 10N167E TO LOW TO
09N160E NEARLY STATIONARY. ISOLATED MODERATE TSTMS S OF 10N W OF
172E.
.24 HOUR FORECAST LOW LITTLE CHANGE. TROUGH 10N167E TO LOW TO
06N180E TO 09N175W.
.48 HOUR FORECAST LOW 06N171E 1005 MB. TROUGH 10N164E TO LOW TO
10N179W.

.TROUGH 09N140W TO 11N146W NEARLY STATIONARY. SCATTERED MODERATE TO
STRONG TSTMS FROM 04N TO 14N E OF 146W.
.24 HOUR FORECAST NEW LOW 10N141W 1010 MB. TROUGH FROM LOW TO
05N146W.
.48 HOUR FORECAST LOW 10N142W 1010 MB. TROUGH FROM LOW TO 05N149W.

.TROUGH 20N164W TO 23N164W TO 26N163W MOVING W 10 KT. ISOLATED
MODERATE TSTMS FROM 23N TO 30N BETWEEN 147W AND 170W.
.24 HOUR FORECAST TROUGH DISSIPATED.

.RIDGE 30N170E TO 25N165E TO 22N160E MOVING W 10 KT.

.S WINDS 20 TO 25 KT SEAS 8 TO 10 FT N OF A LINE 26N160E TO 30N164E.
.24 HOUR FORECAST WINDS DIMINISHED TO 20 KT OR LESS. SEAS SUBSIDED
TO 8 FT OR LESS.

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

.ISOLATED MODERATE TSTMS N OF 26N BETWEEN 174W AND 179E...FROM 20N
TO 25N BETWEEN 170W AND 180W...AND N OF A LINE FROM 24N160E TO
30N163E.

$$

.HONOLULU HI.





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