High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 281045
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC SAT FEB 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC FEB 28 2015.
24 HOUR FORECAST VALID 0600 UTC MAR 01 2015.
48 HOUR FORECAST VALID 0600 UTC MAR 02 2015.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 27N156W MOVING NNE 10 KT. DISSIPATING. WEAKENING FRONT FROM LOW
TO 25N155W TO 20N158W THENCE TROUGH TO 18N162W. FRONT MOVING E
SLOWLY. TROUGH NEARLY STATIONARY. ANOTHER FRONT FROM LOW TO
30N156W...MOVING E SLOWLY. SE WINDS 20 TO 25 KT BETWEEN 151W AND
148W N OF 28N. ISOLATED TSTMS WITHIN 60 NM NE QUADRANT OF LOW.
SCATTERED TSTMS BETWEEN FRONTS AND 150W N OF 21N.
.24 HOUR FORECAST LOW DISSIPATED. WEAKENING FRONT FROM 30N153W TO
27N153W. TROUGH FROM 26N152W TO 20N152W. SE WINDS 20 TO 25 KT
BETWEEN 150W AND 146W N OF 27N.
.48 HOUR FORECAST TROUGH FROM 30N153W TO 26N153W TO 21N154W.
SE TO S WINDS E OF TROUGH DIMINISHED TO 20 KT OR LESS.
BETWEEN TROUGH AND 160W...NE WINDS 20 TO 25 KT.

.COLD FRONT NW OF FORECAST AREA 30N156E TO 26N150E MOVING E 25 KT.
S TO SW WINDS 20 TO 30 KT N OF 28N W OF 165E.
.24 HOUR FORECAST FRONT 30N167E TO 27N160E NE WINDS 20 TO 25 KT N OF
FRONT. FRONT MOVING N AS A WARM FRONT.
.48 HOUR FORECAST FRONT MOVED N OF FORECAST AREA. WINDS DIMINISHED
TO 20 KT OR LESS.

.DISSIPATING COLD FRONT 30N166W TO 28N170W TO 26N175W TO 26N177E
MOVING SE AND S 15 KT.
.24 HOUR FORECAST  FRONT DISSIPATED.

.TROUGH 02N160E TO 00N167E NEARLY STATIONARY.
.24 HOUR FORECAST TROUGH LITTLE CHANGE.
.48 HOUR FORECAST TROUGH LITTLE CHANGE.

.RIDGE 30N167E TO 27N160E MOVING E 15 KT.

.RIDGE FROM 30N142W TO 23N153W NEARLY STATIONARY...DISSIPATING.

.E TO NE WINDS 20 TO 30 KT SEAS 8 TO 13 FT FROM 10N TO 24N BETWEEN
165W AND 163E.
.24 HOUR FORECAST E TO NE WINDS 20 TO 25 KT SEAS 8 TO 11 FT FROM 12N
TO 22N BETWEEN 163W AND 168E.
.48 HOUR FORECAST E TO NE WINDS 20 TO 25 KT SEAS 8 TO 10 FT FROM 13N
TO 24N W OF 156W.

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

.ELSEWHERE SEAS 8 TO 9 FT BETWEEN 08N AND 15N E OF 150W.
.24 HOUR FORECAST ELSEWHERE SEAS 8 TO 12 FT N OF A LINE...30N177W
27N170W 30N162W. SEAS 8 TO 11 FT N OF A LINE...30N163E TO 28N160E.
.48 HOUR FORECAST ELSEWHERE SEAS 7 TO 10 FT N OF 24N BETWEEN 153W
AND 170W...AND N OF 24N W OF 170E.

.ISOLATED AREAS OF MODERATE TSTMS WITHIN 100 NM EITHER SIDE OF A
LINE...03N170W TO 06N167E.

.ITCZ FROM 08N140W TO 08N154W TO 05N166W. WIDELY SCATTERED TSTMS
BETWEEN ITCZ AND 03N W OF 150W.


$$
.FORECASTER LAU. HONOLULU HI.








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