High Seas Forecast
Issued by NWS

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FZPN40 PHFO 252300
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 UTC WED APR 25 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 APR 25 2018.
24 HOUR FORECAST VALID 1800 UTC APR 26 2018.
48 HOUR FORECAST VALID 1800 UTC APR 27 2018.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.48 NEW FRONT 30N155W TO 23N158W TO 20N160W AND CONTINUING AS
A TROUGH THROUGH 14N170W. S TO SE WINDS 20 TO 25 KT E N OF 26N
BETWEEN 148W AND 155W.

.E TO NE WINDS 20 TO 25 KT FROM 09N TO 25N W OF 145W.
.24 HOUR FORECAST E TO NE WINDS 20 TO 30 KT FROM 10N TO 25N W OF
166W...AND FROM 09N TO 17N BETWEEN 152W AND 165W.
.48 HOUR FORECAST N TO NE WINDS 20 TO 30 KT N OF LINE FROM 30N160W
TO 13N170W TO 09N160E.

.ITCZ FROM 06N140W TO 04N155W TO 10N175W TO 06N165E. ISOLATED
MODERATE TSTMS WITHIN 240 NM OF A LINE FROM 10N175W TO
06N165E...AND ISOLATED MODERATE TSTMS WITHIN 90 NM OF A LINE
06N140W TO 06N145W.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 8 TO 11 FT FROM 10N TO 23N W OF 160W. SEAS 8 TO 9 FT FROM 09N
TO 19N E OF 160W.
.24 HOUR FORECAST SEAS 8 TO 12 FT N OF 09N W OF 162W.
.48 HOUR FORECAST SEAS 12 TO 14 FT FROM 24N AND 14N BETWEEN 170E
AND 173W SEAS 8 TO 12 FT ELSEWHERE N OF 09N W OF 160W.

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

.ISOLATED MODERATE TSTMS FROM 09N AND 12N BETWEEN 154W AND 159W.

$$

.FORECASTER DONALDSON/ALMANZA. HONOLULU HI.



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