High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 250259
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC THU AUG 25 2016

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 AUG 25 2016.
24 HOUR FORECAST VALID 0000 UTC AUG 26 2016.
48 HOUR FORECAST VALID 0000 UTC AUG 27 2016.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WEAK LOW 12N149W 1011 MB MOVING W 10 KT. ISOLATED MODERATE TSTMS
WITHIN 240 NM NE QUADRANT OF LOW.
.24 HOUR FORECAST LOW 12N154W 1012 MB.
.48 HOUR FORECAST LOW 12N158W 1011 MB.

.TROUGH 30N170W TO 23N173W TO 15N180E NEARLY STATIONARY. WINDS 20
TO 25 KT N OF 28N BETWEEN 160W AND 166W. SCATTERED MODERATE TO
STRONG TSTMS WITHIN 240 NM E OF TROUGH S OF 20N. ISOLATED MODERATE
TSTMS BETWEEN 240 AND 420 NM E OF TROUGH N OF 20N.
.24 HOUR FORECAST TROUGH 30N171W TO 18N178E. ASSOCIATED WINDS
DIMINISHED TO 20 KT OR LESS OVER FORECAST AREA.
.48 HOUR FORECAST TROUGH 30N172W TO 20N178E.

.RIDGE 26N153W TO 20N162W TO 16N170W NEARLY STATIONARY.

.RIDGE 27N162E TO 24N160E NEARLY STATIONARY AND WEAKENING.

.24 HOUR FORECAST SE WINDS 20 TO 25 KT N OF 28N W OF 162E.
.48 HOUR FORECAST S TO SE WINDS 20 TO 30 KT N OF 26N W OF 165E.

.WINDS 20 KT OR LESS OVER REMINDER OF FORECAST AREA.

.SEAS 8 FT OR LESS OVER ENTIRE FORECAST AREA.
.24 HOUR FORECAST SEAS 8 TO 11 FT N OF 26N W OF 161E.
.48 HOUR FORECAST SEAS 8 TO 11 FT N OF 26N W OF 163E.

.SEAS 8 FT OR LESS OVER REMAINDER OF FORECAST AREA.

.ITCZ 10N140W TO 07N160W TO 08N170W. ISOLATED MODERATE TSTMS
WITHIN 120 NM OF ITCZ.

.SCATTERED MODERATE TO STRONG TSTMS FROM 03N TO 09N BETWEEN 165E
AND 178E.

$$

.HONOLULU HI.



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