High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 272230
HSFNP

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WEAK FRONT 30N143W TO 24N154W NEARLY STATIONARY.
.24 HOUR FORECAST WEAKENING FRONT 30N143W TO 27N147W TO 26N151W TO
23N156W.
.48 HOUR FORECAST FRONT DISSIPATED. WEAK TROUGH 28N147W TO 21N153W.

.WEAK FRONT 26N140W TO 23N143W NEARLY STATIONARY.
.24 HOUR FORECAST WEAK FRONT 28N140W TO 24N143W.
.48 HOUR FORECAST WEAK FRONT 27N140W TO 24N147W.

.24 HOUR FORECAST FRONT 31N170E TO 30N166E TO 30N160E.
.48 HOUR FORECAST FRONT 30N173W TO 30N164E.

.24 HOUR FORECAST WEAK FRONT 30N165W TO 26N172W.
.48 HOUR FORECAST WEAK FRONT 30N156W TO 28N161W.

.WEAK TROUGH 10N167W TO 03N165W MOVING W SLOWLY. ISOLATED MODERATE
TSTMS WITHIN 120 NM OF TROUGH.
.24 HOUR FORECAST TROUGH 08N168W TO 06N176W TO 06N172W.
.48 HOUR FORECAST TROUGH 05N178E TO 05N165E.

.WEAK TROUGH 21N153W TO 16N157W NEARLY STATIONARY.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.HIGH 28N179E 1021 MB MOVING WNW SLOWLY. RIDGE 27N160E TO THE HIGH TO
28N167W DISSIPATING.
.24 HOUR FORECAST HIGH 29N177E 1023 MB. RIDGE FROM HIGH TO 29N170E.
.48 HOUR FORECAST HIGH AND RIDGE MOVED N OF FORECAST AREA AND
DISSIPATED.

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

.ISOLATED MODERATE TO STRONG TSTMS S OF 14S W OF 165E. ISOLATED
MODERATE TSTMS S OF 10S BETWEEN 165E AND 173E.

.MONSOON TROUGH 08N140W TO 04N152W.

$$
.HONOLULU HI.





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