The High Seas Forecast for the South Pacific

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FZPS40 PHFO 202225
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2330 UTC THU JUN 20 2019

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JUN 20 2019.
24 HOUR FORECAST VALID 1800 UTC JUN 21 2019.
48 HOUR FORECAST VALID 1800 UTC JUN 22 2019.

.WARNINGS.

...GALE WARNING...
.TROUGH FROM 19S155W TO 14S159W TO 11S169W MOVING ESE 10 KT E OF
160W...AND NEARLY STATIONARY ELSEWHERE. E TO NE WINDS 20 TO 25 KT S
OF LINE FROM 14S127W TO 18S138W TO 22S146W. ISOLATED TO LOCALLY
SCATTERED MODERATE TSTMS WITHIN 60 NM OF LINE FROM 10S160W TO
13S153W TO 17S150W TO 20S144W. ISOLATED MODERATE TSTMS S OF 20S
BETWEEN 142W AND 147W.
.12 HOUR FORECAST NEW LOW 25S147W 1004 MB. TROUGH BECOMING FRONT
FROM LOW TO 20S149W TO 15S155W...CONTINUING AS A TROUGH TO 13S162W
TO 12S170W. WINDS 25 TO 35 KT BETWEEN FRONT AND 134W S OF 20S. NE TO
E WINDS 20 TO 30 KT S OF 15S BETWEEN 128W AND 134W.
.24 HOUR FORECAST LOW MOVED S OF FORECAST AREA. FRONT FROM 25S143W
TO 20S146W TO 14S155W...CONTINUING AS A TROUGH TO 12S173W.
WINDS 25 TO 35 KT BETWEEN FRONT AND 130W S OF 20S. NE TO E WINDS 20
TO 25 KT FROM 16S TO 20S BETWEEN 125W AND 136W.
.48 HOUR FORECAST FRONT FROM 25S138W TO 20S143W TO 15S150W...
CONTINUING AS A TROUGH TO 12S169W. E WINDS 20 TO 25 KT FROM 08S TO
20S E OF 130W. N TO NE WINDS 20 TO 25 KT S OF 20S BETWEEN 126W AND
135W.

.SYNOPSIS AND FORECAST.

.FRONT FROM 25S155W TO 22S157W TO 19S159W TO 18S163W MOVING E 10 KT
S OF 22S...AND NEARLY STATIONARY ELSEWHERE. ISOLATED MODERATE TSTMS
WITHIN 60 NM OF FRONT S OF 22S.
.24 HOUR FORECAST WEAK FRONT FROM 25S149W TO 19S155W.
.48 HOUR FORECAST FRONT DISSIPATED.

.TROUGH FROM 06S160E TO 13S165E MOVING W SLOWLY. ISOLATED MODERATE
TO LOCALLY STRONG TSTMS W OF LINE FROM 04S162E TO 13S168E.
.24 HOUR FORECAST TROUGH MOVED W OF FORECAST AREA.

.48 HOUR FORECAST NEW FRONT FROM 25S169E TO 17S160E.

.SE WINDS 20 TO 25 KT S OF 23S BETWEEN 160W AND 170W.
.24 HOUR FORECAST E TO SE WINDS 20 TO 25 KT FROM 15S TO 19S BETWEEN
168W AND 176W.
.48 HOUR FORECAST E TO SE WINDS 20 TO 25 KT IN AREA BETWEEN 20S AND
LINE FROM 17S156W TO 14S166W TO 14S175W.

.RIDGE FROM 20S142W TO 14S150W TO 10S157W MOVING E 15 KT.

.WEAK RIDGE FROM 11S172E TO 01S161E NEARLY STATIONARY.

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

.SEAS MAINLY 8 TO 11 FT S OF 02S E OF 140W. SEAS 8 TO 9 FT S OF 21S
BETWEEN 140W AND 148W...S OF 20S BETWEEN 164W AND 175W...AND S OF
23S BETWEEN 158W AND 164W.
.24 HOUR FORECAST SEAS 12 TO 13 FT S OF 24S BETWEEN 141W AND 144W.
SEAS 8 TO 12 FT ELSEWHERE S OF 20S BETWEEN 131W AND 170W. SEAS 8 TO
10 FT FROM 06S TO 20S E OF 137W. SEAS 8 TO 9 FT FROM 19S TO 22S
BETWEEN 170W AND 174W.
.48 HOUR FORECAST SEAS 8 TO 10 FT FROM 08S TO 21S E OF 129W. SEAS 8
TO 9 FT FROM 14S TO 18S BETWEEN 160W AND 172W...AND S OF 23S BETWEEN
132W AND 155W.

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

$$

.FORECASTER KINEL. HONOLULU HI.