High Seas Forecast
Issued by NWS

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540
FZPS40 PHFO 262243
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2330 UTC SUN MAR 26 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC MAR 26 2017.
24 HOUR FORECAST VALID 1800 UTC MAR 27 2017.
48 HOUR FORECAST VALID 1800 UTC MAR 28 2017.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 06S121W 1012 MB MOVING W SLOWLY.
.24 HOUR FORECAST LOW NEAR 06S125W 1012 MB.
.48 HOUR FORECAST LOW NEAR 06S127W 1012 MB.

.TROUGH 16S155W TO 20S154W TO 25S152W MOVING W 12 KT.
SCATTERED MODERATE TSTMS WITHIN 360 NM E OF TROUGH.
.24 HOUR FORECAST TROUGH 15S152W TO 22S159W.
.48 HOUR FORECAST TROUGH 17S167W TO 23S164W.

.TROUGH 08S175E TO 09S175W TO 12S165W TO 16S162W MOVING SW TO
10 KT AND SLOWLY DISSIPATING. SCATTERED MODERATE TSTMS WITHIN
250 NM N OF TROUGH W OF 168W.
.24 HOUR FORECAST TROUGH 08S167E TO 10S180W TO 16S170W.
.48 HOUR FORECAST TROUGH 10S174E TO 13S178E TO 17S177W.

.TROUGH 03S147W TO 02S136W TO 03S125W NEARLY STATIONARY.
ISOLATED MODERATE TSTMS WITHIN 100 NM OF TROUGH.
.24 HOUR FORECAST TROUGH...NO SIGNIFICANT CHANGES.
.48 HOUR FORECAST TROUGH DISSIPATED.

.FRONT 25S172E TO 28S175E MOVING E AND NE SLOWLY.
.24 HOUR FORECAST FRONT 23S174E TO 28S177E.
.48 HOUR FORECAST FRONT 23S175E TO 28S180W.

.FRONT JUST S OF FORECAST WATERS NEAR 25S BETWEEN 170W AND 160W
NEARLY STATIONARY. ISOLATED TSTMS ALONG FRONT.
.24 HOUR FORECAST FRONT DISSIPATED.

.RIDGE 08S160E TO 13S170E TO 25S174W NEARLY STATIONARY.

.RIDGE 25S163E TO 23S169E TO 22S173E NEARLY STATIONARY.

.WINDS 20 KT OR LESS ENTIRE AREA.

.SEAS 8 TO 9 FT BETWEEN 10S AND 20S E OF 130W...AND S OF A LINE
FROM 25S167W TO 19S152W TO 25S130W.
.24 HOUR FORECAST SEAS 8 TO 9 FT S OF A LINE...25S170W 14S135W
14S120W.
.48 HOUR FORECAST SEAS 8 TO 9 FT S OF A LINE...25S155W 14S135W
14S120W.

.REMAINDER OF AREA SEAS 8 FT OR LESS.

.WIDELY SCATTERED TSTMS BETWEEN 07S AND 16S E OF 160W....IN THE
AREA BETWEEN 05S AND 20S W OF 170E...AND S OF 19S BETWEEN 177W
AND 175E.

$$

.FORECASTER LAU. HONOLULU HI.



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