High Seas Forecast
Issued by NWS

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000
FZPS40 PHFO 281115
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1130 UTC TUE APR 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E

SYNOPSIS VALID 0600 UTC APR 28 2015.
24 HOUR FORECAST VALID 0600 UTC APR 29 2015.
48 HOUR FORECAST VALID 0600 UTC APR 30 2015.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 25S175E TO 23S171E...THENCE CONVERGENCE LINE TO 17S160E.
FRONT MOVING E 10 KT. CONVERGENCE LINE NEARLY STATIONARY. ISOLATED
MODERATE TSTMS WITHIN 120 NM OF CONVERGENCE LINE.
.24 HOUR FORECAST FRONT FROM 25S179W TO 23S177E...THENCE SHEAR LINE
TO 17S160E. SE WINDS 20 TO 25 KT S OF SHEAR LINE.
.48 HOUR FORECAST FRONT DISSIPATED OVER FORECAST AREA. SHEAR LINE
FROM 25S172W TO 20S173E TO 19S160E. SE TO E WINDS 20 TO 25 KT S OF
SHEAR LINE W OF 178E.

.FRONT FROM 25S153W TO 21S157W...THENCE CONVERGENCE LINE TO 17S165W
TO 15S172W. FRONT MOVING E 15 KT. CONVERGENCE LINE NEARLY STATIONARY.
.24 HOUR FORECAST FRONT FROM 25S144W TO 19S148W. CONVERGENCE LINE
DISSIPATED.
.48 HOUR FORECAST WEAKENING FRONT FROM 25S140W TO 22S141W.

.TROUGH FROM 12S155W TO 16S155W TO 21S154W TO 24S150W NEARLY
STATIONARY. ISOLATED MODERATE TSTMS S OF 14S BETWEEN 143W AND 152W.
.24 HOUR FORECAST TROUGH MERGING WITH THE SECOND FRONT DESCRIBED
ABOVE.

.RIDGE FROM 25S140W TO 22S143W TO 18S151W MOVING E SLOWLY AND
ERODING FROM THE W.

.RIDGE FROM 25S178W TO 24S177E MOVING NE SLOWLY.

.SEAS 8 TO 11 FT S OF LINE FROM 16S129W TO 25S148W.
.24 HOUR FORECAST SEAS 8 TO 13 FT S OF LINE FROM 07S120W TO 10S128W
TO 20S134W TO 24S150W. SEAS 8 TO 10 FT S OF LINE FROM 23S176E TO
19S160E.
.48 HOUR FORECAST SEAS 8 TO 15 FT E OF LINE FROM 01S120W TO 09S133W
TO 25S140W. SEAS 8 TO 10 FT S OF 19S W OF 175E.

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

.ISOLATED MODERATE TSTMS N OF 12S W OF 175W...FROM 13S TO 18S
BETWEEN 175W AND 177E...FROM 01S TO 13S BETWEEN 160W AND 165W...AND
N OF 04S BETWEEN 122W AND 144W.

$$

.HONOLULU HI.




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