High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 222230
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 UTC TUE JUL 22 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC JUL 22 2014.
24 HOUR FORECAST VALID 1800 UTC JUL 23 2014.
48 HOUR FORECAST VALID 1800 UTC JUL 24 2014.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WEAK TROUGH FROM 30N164W TO 22N167W MOVING W SLOWLY. ISOLATE
MODERATE TSTMS WITHIN 280 NM E OF TROUGH N OF 25N.
.24 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH FROM 30N171E TO 26N166E MOVING N SLOWLY. ISOLATED MODERATE
TSTMS WITHIN 300 NM E OF FRONT N OF 27N.
.24 HOUR FORECAST TROUGH FROM 30N170E TO 28N167E.
.48 HOUR FORECAST TROUGH MOVED JUST N OF FORECAST AREA.

.RIDGE FROM 30N147W TO 28N140W NEARLY STATIONARY AND DISSIPATING.
.24 HOUR FORECAST RIDGE DISSIPATED.

.WINDS 20 KT OR LESS ENTIRE AREA.

.SEAS 8 TO 9 FT FROM 10N TO 14N BETWEEN 142W AND 147W. SEAS 8 FT OR
LESS ELSEWHERE.
.24 HOUR FORECAST SEAS 8 TO 9 FT FROM 10N TO 12N BETWEEN 147W AND
150W. SEAS 8 FT OR LESS ELSEWHERE.
.48 HOUR FORECAST SEAS 8 FT OVER ENTIRE FORECAST AREA.

.MONSOON TROUGH FROM 10N140W TO 09N150W. ISOLATED STRONG TSTMS
WITHIN 120 NM OF TROUGH.

.ITCZ FROM 10N150W TO 09N154W TO 06N161W. ISOLATED MODERATE TSTMS
WITHIN 200 NM OF ITCZ E OF 155W.

.SCATTERED STRONG TSTMS S OF 07S W OF 164E. ISOLATED MODERATE TSTMS
FROM 08N TO 12N BETWEEN 168E AND 175E.

$$
.HONOLULU HI.





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