High Seas Forecast
Issued by NWS

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000
FZPS40 PHFO 040321
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0530 UTC WED MAY 04 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

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

SYNOPSIS VALID 0000 UTC MAY 04 2016.
24 HOUR FORECAST VALID 0000 UTC MAY 05 2016.
48 HOUR FORECAST VALID 0000 UTC MAY 06 2016.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST

.LOW NEAR 17S177W 1011 MB MOVING NEARLY STATIONARY. TROUGH FROM
LOW TO 15S154W. WINDS 20 TO 30 KT SEAS 10 TO 15 FT S OF LOW AND
TROUGH BETWEEN 170W AND 178E. WINDS 20 TO 25 KT SEAS 8 TO 12 FT
ELSEWHERE S OF TROUGH. SCATTERED MODERATE TO STRONG TSTMS WITHIN
300 NM OF TROUGH BETWEEN 155W AND 165W. MODERATE TSTMS ELSEWHERE
WITHIN 300 NM OF TROUGH.
.24 HOUR FORECAST LOW NEAR 20S177W 1012 MB. TROUGH FROM LOW TO
14S170W TO 17S155W. WINDS 20 TO 25 KT SEAS 10 TO 13 FT S OF 21S
BETWEEN 165W AND 179E.
.48 HOUR FORECAST LOW DISSIPATED. TROUGH FROM 15S173W TO 22S180W.
WINDS 20 TO 25 KT S OF 23S BETWEEN 170W AND 175E.

.FRONT 25S123W TO 18S134W TO 16S150W. FRONT E OF 130W MOVING E TO
10 KT. REST OF FRONT NEARLY STATIONARY.
.24 HOUR FORECAST FRONT 21S120W TO 17S140W TO 17S150W.
.48 HOUR FORECAST STATIONARY FRONT 22S120W TO 17S150W.

.TROUGH 05S160E TO 07S170E.
.24 HOUR FORECAST TROUGH DISSIPATED.

.WEAK FRONT FROM 25S163E TO 21S160E MOVING E SLOWLY.
.24 HOUR FORECAST WEAK FRONT 25S165E TO 22S165E.
.48 HOUR FORECAST WEAK FRONT 25S165E TO 22S165E.

.RIDGE 11S171W TO 04S177E WEAKENING.

.RIDGE 25S152W TO 18S140W NEARLY STATIONARY.

.RIDGE 20S120W TO 15S134W NEARLY STATIONARY.

.WINDS 20 KT OR LESS REMAINDER OF FORECAST AREA.

.SEAS 8 TO 12 FT ELSEWHERE S OF A LINE FROM 25S120W TO 11S160W TO
25S165E.
.24 HOUR FORECAST SEAS ELSEWHERE S OF A LINE FROM 14S120W TO
14170W TO 25S170E.
.48 HOUR FORECAST SEAS 8 TO 11 FT S OF 20S BETWEEN 170W AND 170E.
SEAS 8 TO 10 FT E OF A LINE FROM 05S120W TO 25S140W.

.SEAS 8 FT OR LOWER REMAINDER OF FORECAST AREA.

.SCATTERED MODERATE TO STRONG TSTMS N OF 10S BETWEEN 162W AND
177E...AND FROM 10S TO 05S BETWEEN 146W AND 152W.

$$

.FORECASTER MORRISON. HONOLULU HI.


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