504
FZPS40 PHFO 160327
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0530 UTC TUE OCT 16 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC OCT 16 2018.
24 HOUR FORECAST VALID 0000 UTC OCT 17 2018.
48 HOUR FORECAST VALID 0000 UTC OCT 18 2018.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 25S147W TO 20S155W TO 17S180W TO 20S167E TO 25S160E
NEARLY STATIONARY EXCEPT MOVING E TO 20 KT E OF 150W. MAINLY E
TO SE WINDS 20 TO 30 KT IN THE AREA 12S175E 20S162W 25S174W
25S160E 20S165E 12S175E. ISOLATED MODERATE TSTMS WITHIN 300 NM
N OF FRONT BETWEEN 178W AND 180W...AND S OF 20S W OF 164E.
.24 HOUR FORECAST FRONT FROM 25S137W TO 20S145W TO 17S171W TO
20S170E TO 25S165E. MAINLY E TO SE WINDS 20 TO 25 KT IN THE AREA
15S172E 19S165W 25S177W 25S174E 15S172E.
.48 HOUR FORECAST FRONT FROM 25S133W TO 20S146W TO 17S174W TO
20S172E TO 25S167E. WINDS 20 TO 25 KT WITHIN 260 NM S OF FRONT
BETWEEN 165W AND 177E.

.TROUGH FROM 10S160E TO 12S161E NEARLY STATIONARY.
.24 HOUR FORECAST TROUGH FROM 07S160E TO 09S162E.
.48 HOUR FORECAST TROUGH DISSIPATED. NEW TROUGH FROM 01S160E
TO 08S168E.

.TROUGH FROM 25S122W TO 23S128W MOVING SE 10 KT.
.24 HOUR FORECAST TROUGH MOVED S OF FORECAST WATERS.

.RIDGE FROM 25S166W TO 23S156W MOVING SE TO 10 KT.

.ELSEWHERE WINDS 20 KT OR LESS REST OF FORECAST AREA.

.SEAS 8 TO 11 FT S OF LINE 25S152W 16S166W 10S175E 20S160E.
SEAS 8 TO 9 FT BETWEEN 10S AND 20S E OF 127W.
.24 HOUR FORECAST SEAS 8 TO 13 FT S OF A LINE 25S140W TO
10S160W 10S173E 25S165E.
.48 HOUR FORECAST SEAS 8 TO 12 FT S OF A LINE 25S126W 10S150W
06S168W 25S176W. SEAS 8 TO 9 FT ELSEWHERE S OF 17S BETWEEN 174W
AND 175E.

.SEAS 8 FT OR LESS OVER REST OF AREA.

.SCATTERED MODERATE TO STRONG TSTMS ELSEWHERE N OF 12S W OF 171E.
SCATTERED MODERATE TSTMS BETWEEN 10S AND 13S FROM 177W TO 170E.

$$

.FORECASTER LAU. HONOLULU HI.