000
FZPS40 PHFO 240329
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0530 UTC THU JUN 24 2021

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JUN 24 2021.
24 HOUR FORECAST VALID 0000 UTC JUN 25 2021.
48 HOUR FORECAST VALID 0000 UTC JUN 26 2021.

.WARNINGS.

...GALE WARNING...
.LOW FROM 17S173W 1010 MB MOVING SE 10 KT. TROUGH FROM LOW TO 10S180E
TO 07S170E TO 06S160E. TROUGH NEARLY STATIONARY W OF 180E AND MOVING
SE 10 KT ELSEWHERE. SE TO E WINDS 30 TO 35 KT WITHIN 180 NM SW QUADRANT...AND
WITHIN 60 NM NE QUADRANT OF LOW. SE TO E WINDS 20 TO 30 KT ELSEWHERE
FROM 23S TO TROUGH. NUMEROUS STRONG TSTMS WITHIN 240 NM OF TROUGH E
OF 172W.
.24 HOUR FORECAST LOW NEAR 21S164W 1010 MB. TROUGH FROM 25S157W TO LOW
TO 10S170W TO 10S180E TO 10S160E. WINDS 30 TO 35 KT WITHIN 90 NM S
SEMICIRCLE OF LOW. WINDS 20 TO 30 KT ELSEWHERE S OF TROUGH AND LOW.
SEAS 8 TO 10 FT S OF TROUGH AND LOW.
.48 HOUR FORECAST LOW 23S155W 1011 MB. FRONT FROM LOW TO 16S160W TO
08S180W TO 06S160E. WINDS 30 TO 35 KT WITHIN 60 NM S SEMICIRCLE OF
LOW. SE TO E WINDS 20 TO 30 KT ELSEWHERE S OF TROUGH. SEAS 12 TO 13
FT S OF TROUGH AND LOW E OF 169W. SEAS 8 TO 12 FT ELSEWHERE S OF TROUGH.

.SYNOPSIS AND FORECAST.

.FRONT FROM 25S156W TO 23S171W TO 23S175W MOVING SE 20 KT THENCE A
TROUGH FROM 21S180W TO 14S174E.
.24 HOUR FORECAST FRONT MOVED S OF AREA. TROUGH FROM 25S170W TO 18S171W.

.FRONT FROM 25S140W TO 21S148W NEARLY STATIONARY.
.24 HOUR FORECAST FRONT DISSIPATED.

.TROUGH FROM 08S143W TO 14S144W TO 17S142W MOVING SW 10 KT.
.24 HOUR FORECAST TROUGH FROM 11S150W TO 17S150W.
.48 HOUR FORECAST TROUGH DISSIPATED.

.HIGH NEAR 20S154W 1016 MB. RIDGE FROM HIGH TO 20S143W.
.24 HOUR FORECAST HIGH DISSIPATED.

.RIDGE FROM 25S120W TO 20S138W MOVING E SLOWLY.

.OTHERWISE SE TO E WINDS FROM 10S TO 03S E OF 127W.
.24 HOUR FORECAST SE TO E WINDS 20 TO 25 KT FROM 15S TO 08S BETWEEN
145W AND 130W.
.48 HOUR FORECAST WINDS DISSIPATED TO LESS THEN 20 KT.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 8 TO 9 FT WITHIN 90 NM OF A LINE FROM 20S160E TO 20S175W.
.24 HOUR FORECAST SEAS LESS THEN 8 FT.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

$$

.FORECASTER SHIGESATO. HONOLULU HI.