High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 300430
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC SAT MAY 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC MAY 30 2015.
24 HOUR FORECAST VALID 0000 UTC MAY 31 2015.
48 HOUR FORECAST VALID 0000 UTC JUN 01 2015.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW JUST E OF FORECAST AREA NEAR 10N138W 1010 MB MOVING W SLOWLY.
ASSOCIATED TSTMS INCLUDED WITH MONSOON TROUGH BELOW.
.48 HOUR FORECAST LOW NEAR 09N140W 1009 MB.

.LOW NEAR 03N168E 1011 MB MOVING W SLOWLY. ISOLATED MODERATE TSTMS
WITHIN 360 NM OF CENTER.
.24 HOUR FORECAST LOW DISSIPATED.

.STATIONARY FRONT FROM 26N140W TO 24N147W TO 23N153W.
.24 HOUR FORECAST FRONT FROM 26N140W TO 24N147W THENCE A TROUGH TO
19N152W.
.48 HOUR FORECAST FRONT DISSIPATED. TROUGH FROM 18N154W TO 22N150W
TO 24N147W.

.TROUGH FROM 30N152W TO 29N157W TO 30N163W.
.24 HOUR FORECAST TROUGH DISSIPATED.

.DEVELOPING RIDGE FROM 28N165E TO 26N160E.
.24 HOUR FORECAST RIDGE FROM 29N172E TO 25N160E.
.48 HOUR FORECAST RIDGE FROM 30N170E TO 25N160E.

.WINDS 20 KT OR LESS ENTIRE FORECAST AREA.

.SEAS 8 FT OR LOWER ENTIRE FORECAST AREA.

.MONSOON TROUGH FROM 08N140W TO 09N150W TO 05N158W. SCATTERED
MODERATE TO STRONG TSTMS WITHIN 180 NM N OF TROUGH AND WITHIN 360 NM
S OF TROUGH.

.TROPICAL WAVE FROM 05N179E TO 07N177W TO 08N173W MOVING NW SLOWLY.
ISOLATED MODERATE TO STRONG TSTMS WITHIN 120 NM NW OF WAVE.

$$
.FORECASTER A BEDAL. HONOLULU HI.





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