The High Seas Forecast for the South Pacific

High Seas Forecast Issued: 10/10/2024 08:30:09 PM UTC
                        
783
FZPS40 PHFO 101030
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1130 UTC THU OCT 10 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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
OCTOBER 16 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 0600 UTC OCT 10 2024.
24 HOUR FORECAST VALID 0600 UTC OCT 11 2024.
48 HOUR FORECAST VALID 0600 UTC OCT 12 2024.

.WARNINGS.

...GALE WARNING...
.TROUGH 25S128W 20S144W 13S157W 12S166W MOVING W SLOWLY S OF 20S
AND E SLOWLY ELSEWHERE. E TO SE WINDS 20 TO 25 KT S OF TROUGH
BETWEEN 138W AND 164W. ISOLATED MODERATE TSTMS WITHIN 210 NM OF
TROUGH E OF 155W.
.24 HOUR FORECAST TROUGH 25S133W 20S137W 16S147W 08S158W. E TO SE
WINDS 20 TO 25 KT S OF 17S E OF 164W.
.48 HOUR FORECAST NEW LOW 20S145W 1010 MB. TROUGH 25S134W TO LOW
TO 13S149W 11S164W. WINDS 30 TO 40 KT WITHIN 150 NM SW QUADRANT OF
LOW. WINDS 20 TO 30 KT ELSEWHERE S OF 18S BETWEEN 135W AND 164W.

.SYNOPSIS AND FORECAST.

.FRONT 25S162E 24S160E MOVING NE 20 KT.
.24 HOUR FORECAST FRONT 25S179E 19S171E. SE TO S WINDS 20 TO 25 KT
S OF 20S W OF FRONT.
.48 HOUR FORECAST FRONT WEAKENED TO TROUGH 25S173W 17S179W 14S174E.
WINDS DIMINISHED TO 20 KT OR LESS.

.TROUGH 25S172E 20S169E MOVING SW SLOWLY. ISOLATED MODERATE TSTMS
WITHIN 90 NM E OF TROUGH.
.24 HOUR FORECAST TROUGH ABSORBED BY FRONT DESCRIBED IMMEDIATELY
ABOVE.

.TROUGH 08S160E 11S165E 12S172E 14S178E 15S178W MOVING W SLOWLY.
SCATTERED MODERATE TSTMS WITHIN 240 NM OF TROUGH.
.24 HOUR FORECAST TROUGH 08S160E 12S169E 15S175E.
.48 HOUR FORECAST TROUGH DISSIPATED W OF AREA.

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

.SEAS 8 TO 10 FT E OF LINE 25S142W 04S127W.
.24 HOUR FORECAST SEAS 8 TO 10 FT S OF 20S BETWEEN 140W AND 159W.
SEAS 8 TO 9 FT E OF LINE 25S135W 06S125W.
.48 HOUR FORECAST SEAS 8 TO 12 FT S OF 17S BETWEEN 140W AND 155W.

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

.ISOLATED MODERATE TSTMS N OF 04S BETWEEN 178W AND 177E.

$$

.FORECASTER AHUE. HONOLULU HI.