High Seas Forecast
Issued by NWS

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FZPS40 PHFO 262351
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2330 UTC THU APR 26 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 APR 26 2018.
24 HOUR FORECAST VALID 1800 UTC APR 27 2018.
48 HOUR FORECAST VALID 1800 UTC APR 28 2018.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 25S130W TO 23S136W MOVING E 15 KT.
.24 HOUR FORECAST FRONT FROM 25S126W TO 23S129W.
.48 HOUR FORECAST FRONT 25S123W TO 22S130W.

.FRONT 25S156W TO 21S156W TO 18S161W. WINDS NW TO N 20 TO 25 KT S OF
18S BETWEEN 149W AND 158W. SCATTERED STRONG TSTMS S OF 15S BETWEEN
145W AND 160W.
.24 HOURS FORECAST FRONT FROM 25S152W TO 20S156W TO 18S160W. TROUGH
FROM 18S161W TO 15S164W. WIND NW 20 TO 25 KT S OF 21S BETWEEN 145W
AND 155W.
.48 HOUR FORECAST FRONT FROM 25S144W TO 20S151W.

.FRONT FROM 25S168E TO 22S167E TO 20S165E. WIND NE 20 TO 25 KT
S OF 21S BETWEEN 175E AND 170E.
.24 HOUR FORECAST FRONT FROM 25S174E TO 21S173E TO 19S168E. WIND N 20
TO 25 KT S OF 23S BETWEEN 175E AND 179E.
.48 HOUR FORECAST FRONT MOVED SOUTH OF AREA.

.RIDGE FROM 21S127W TO 16S147W TO 09S164W MOVING SE 15 KT.

.SEAS 8 FT S OF 23S BETWEEN 130W AND 140W.
.24 HOUR FORECAST SEAS 8 TO 9 FT SE OF LINE 22S120W 25S130W AND S
OF LINE 25S155W 22S160W 25S170W. SEAS 8 FT FROM 03S TO 09S BETWEEN
142W AND 153W.
.48 SEAS 8 TO 10 FT S OF A LINE FROM 20S160E TO 25S172E.

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

.ITCZ FROM 04S126W TO 02S138W TO 04S156W. SCATTERED
MODERATE TSTMS WITHIN 150 NM EITHER SIDE OF ITCZ.

$$

.FORECASTER . HONOLULU HI.



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