High Seas Forecast
Issued by NWS

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844
FZPS40 PHFO 111525
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1730 UTC MON DEC 11 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 DEC 11 2017.
24 HOUR FORECAST VALID 1200 UTC DEC 12 2017.
48 HOUR FORECAST VALID 1200 UTC DEC 13 2017.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 25S133W TO 24S138W TO 25S151W NEARLY STATIONARY.
ISOLATED TO LOCALLY SCATTERED MODERATE TSTMS FROM 19S TO 22S BETWEEN
152W AND 156W. ISOLATED MODERATE TSTMS S OF 22S BETWEEN 143W AND
149W.
.24 HOUR FORECAST FRONT FROM 25S122W TO 20S132W TO NEW LOW 21S139W
1009 MB TO 25S151W. NW TO N WINDS 20 TO 30 KT S OF 20S E OF THAT
PART OF FRONT E OF 128W.
.48 HOUR FORECAST FRONT FROM 23S120W TO 19S130W TO LOW 20S139W 1009
MB TO 25S152W. WINDS EASED TO 20 KT OR LESS OVER FORECAST WATERS.

.TROUGH FROM 25S163W TO 21S164W TO 15S170W TO 13S180E TO 12S173E TO
13S164E NEARLY STATIONARY. ISOLATED MODERATE TSTMS S OF 22S BETWEEN
159W AND 161W...WITHIN 195 NM N AND NE OF TROUGH N OF 19S...AND
ELSEWHERE FROM 05S TO 09S BETWEEN 165E AND 170E.
.24 HOUR FORECAST TROUGH FROM 25S164W TO 18S165W TO 12S180E TO
12S165E.
.48 HOUR FORECAST TROUGH FROM 23S161W TO 15S167W TO 11S180E TO
13S165E.

.TROUGH FROM 25S167E TO 22S167E TO 15S160E NEARLY STATIONARY.
ISOLATED MODERATE TSTMS FROM 04S TO 14S W OF 161E.
.24 HOUR FORECAST TROUGH FROM 25S165E TO 22S166E TO 17S160E.
.48 HOUR FORECAST TROUGH DISSIPATED.

.RIDGE FROM 22S120W TO 19S133W TO 19S148W TO 10S166W TO 07S180E TO
06S165E NEARLY STATIONARY.

.SEAS 8 TO 9 FT S OF 23S BETWEEN 150W AND 178W.
.24 HOUR FORECAST SEAS 8 TO 10 FT S OF 22S E OF 136W. SEAS 8 TO 9 FT
S OF 23S BETWEEN 136W AND 150W.
.48 HOUR FORECAST SEAS 8 TO 9 FT S OF 21S E OF 128W.

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

$$

.FORECASTER KINEL. HONOLULU HI.



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