072
FZPS40 PHFO 181534
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1730 UTC TUE JUN 18 2024

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL
JULY 29 2024 ON A PROPOSAL TO REPLACE FEET WITH METERS WHEN
DESCRIBING SEAS IN A VARIETY OF NATIONAL MARINE CENTER TEXT AND
GRAPHICAL PRODUCTS FOR THE OFFSHORE AND HIGH SEAS AREAS ONLY.
TO LEARN MORE PLEASE VISIT
HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP


SECURITE

SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E

SYNOPSIS VALID 1200 UTC JUN 18 2024.
24 HOUR FORECAST VALID 1200 UTC JUN 19 2024.
48 HOUR FORECAST VALID 1200 UTC JUN 20 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT 25S136W 20S139W 16S144W 14S148W MOVING E 10 KT ALONG
25S AND NE 15 KT ELSEWHERE. WINDS 20 TO 30 KT S OF 20S BETWEEN
126W AND 150W. NUMEROUS STRONG TSTMS S OF 16S BETWEEN 129W AND
FRONT. ISOLATED MODERATE TSTMS S OF 23S BETWEEN FRONT AND 143W.
.24 HOUR FORECAST FRONT 25S131W 17S134W THENCE TROUGH 10S138W
05S145W. WINDS 20 TO 30 KT S OF 20S E OF 145W.
.48 HOUR FORECAST FRONT 25S123W 20S128W THENCE TROUGH 09S140W.
WINDS 20 TO 30 KT S OF 21S E OF 131W.

.TROUGH 04S147W 10S131W MOVING S SLOWLY E OF 140W AND NEARLY
STATIONARY ELSEWHERE. ISOLATED MODERATE TSTMS WITHIN 150 NM N OF
TROUGH.
.24 HOUR FORECAST TROUGH MERGED WITH FRONT DESCRIBED DIRECTLY
ABOVE.

.FRONT 25S179W 20S175E 10S160E. FRONT MOVING E SLOWLY S OF 20S AND
NEARLY STATIONARY ELSEWHERE.
.24 HOUR FORECAST FRONT 25S174W 20S180W THENCE TROUGH TO 05S164E.
.48 HOUR FORECAST FRONT 25S166W 17S173W THENCE TROUGH 09S175E
08S164E 03S160E. SE WINDS 20 TO 25 KT FROM 07S TO 13S W OF 166E.

.FRONT 25S162E 24S160E MOVING E 20 KT.
.24 HOUR FORECAST FRONT 25S173E 23S172E 21S160E.
.48 HOUR FORECAST FRONT MERGED WITH FRONT DIRECTLY ABOVE.

.TROUGH 04S172E 07S174E 10S177E MOVING W 15 KT. SCATTERED
MODERATE TSTMS WITHIN 180 NM OF TROUGH.
.24 HOUR FORECAST TROUGH MERGED WITH FRONT DESCRIBED DIRECTLY
ABOVE.

.TROUGH 04S176W 08S174W 10S170W MOVING SW 15 KT. ISOLATED
MODERATE TSTMS WITHIN 180 NM OF TROUGH.
.24 HOUR FORECAST TROUGH 07S179E TO 15S177W.
.48 HOUR FORECAST TROUGH DISSIPATED.

.SEAS 12 TO 15 FT S OF 20S E OF 153W. SEAS 8 TO 12 FT ELSEWHERE S
OF A LINE 05S120W 07S130W 20S160W 25S161W. SEAS 8 TO 9 FT S OF 20S
W OF 170E.
.24 HOUR FORECAST SEAS 12 TO 16 FT S OF 18S BETWEEN 133W AND
148W. SEAS 8 TO 12 FT ELSEWHERE S OF A LINE 04S120W 08S133W
13S140W 13S160W.
.48 HOUR FORECAST SEAS 8 TO 12 FT S OF A LINE 00S120W 16S150W.

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

.ISOLATED MODERATE TSTMS FROM 17S TO 12S BETWEEN 170W AND 180W.


$$

.FORECASTER ALMANZA. HONOLULU HI.