High Seas Forecast
Issued by NWS

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491
FZPS40 PHFO 251536
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1730 UTC SUN JUN 25 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC JUN 25 2017.
24 HOUR FORECAST VALID 1200 UTC JUN 26 2017.
48 HOUR FORECAST VALID 1200 UTC JUN 27 2017.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 25S125W TO 20S132W TO 16S145W TO 13S160W...NEARLY STATIONARY
AND DISSIPATING. SCATTERED...ISOLATED STRONG TSTMS WITHIN 150 NM
N OF FRONT BETWEEN 145W AND 155W.
.24 HOUR FORECAST WEAKENING FRONT 25S126W TO 20S136W TO 16S150W.
.48 HOUR FORECAST FRONT WEAKENED TO A TROUGH. TROUGH FROM 25S126W TO
22S135W.

.FRONT 25S167W TO 20S172W TO 15S180W. PART OF FRONT E OF 170W
MOVING E TO 15 KT. REST OF FRONT NEARLY STATIONARY AND DISSIPATING.
.24 HOUR FORECAST FRONT 25S162W TO 20S170W...DISSIPATING.
.48 HOUR FORECAST WEAK FRONT 25S151W TO 23S155W TO 22S165W.

.FRONT 28S176E TO 25S170E TO 23S160E MOVING ENE 15 KT.
.24 HOUR FORECAST FRONT 28S175W TO 25S180W TO 23S167E.
.48 HOUR FORECAST FRONT 28S168W TO 23S175W TO 22S175E.

.RIDGE 23S170E TO 25S171W MOVING E 15 KT.

.RIDGE 25S162W TO 24S166W MOVING NE AND E TO 15 KT.

.RIDGE 24S120W TO 21S126W NEARLY STATIONARY.

.SE WINDS 20 TO 25 KT BETWEEN 08S AND 13S W OF 168E.
.24 HOUR FORECAST SE WINDS DIMINISHED TO 20 KT OR LESS.
.48 HOUR FORECAST SE WINDS 20 TO 25 KT BETWEEN 10S AND 20S W OF 175E.

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

.SEAS 8 TO 11 FT S OF A LINE FROM 25S120W TO 17S132W TO 16S153W.
SEAS 8 TO 9 FT S OF A LINE...25S170W TO 20S175W TO 19S175E.
.24 HOUR FORECAST SEAS 8 TO 9 FT BETWEEN 08S AND 20S E OF 130W.
SEAS 8 TO 10 FT S OF 22S BETWEEN 180W AND 167E.
.48 HOUR FORECAST SEAS 8 TO 10 FT S OF A LINE FROM 25S122W TO
22S130W TO 22S140W TO 25S146W. SEAS 8 TO 9 FT S OF 20S BETWEEN
176W AND 174E...AND BETWEEN 08S AND 17S E  OF 125S.

.OTHERWISE...SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA.

.AREAS OF SCATTERED MODERATE TSTMS N OF 10S W OF 170W.

$$

.FORECASTER LAU. HONOLULU HI.



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