741
FZPS40 PHFO 161108
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1130 UTC SUN JUN 16 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC JUN 16 2024.
24 HOUR FORECAST VALID 0600 UTC JUN 17 2024.
48 HOUR FORECAST VALID 0600 UTC JUN 18 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.24 HOUR FORECAST NEW COLD FRONT NEAR 25S155W. SEAS BUILDING TO 8
TO 10 FT FROM 22S TO 25S BETWEEN 150W AND 125W.
.48 HOUR FORECAST FRONT FROM 25S137W TO 22S140W TO 19S146W. WINDS
NW TO NW 20 TO 25 KT S OF 22S WITHIN 300 NM E OF FRONT. WINDS SW
TO SE 20 TO 30 KT OVER FORECAST WATERS SW OF A FRONT. SEAS 8 TO 13
FT FROM 19S BETWEEN 158W AND 120W.

.TROUGH NEAR 25S160E ESE 15 KT. WINDS W TO NW 20 TO 25 KT OVER
FORECAST WATERS S OF 22S W OF 170E. SEA 8 TO 9 FT FROM 23S TO 25S
BETWEEN 160E AND 176E.
.24 HOUR FORECAST DEVELOPING COLD FRONT FROM 25S170E TO 21S165E
TO 19S160E. ASSOCIATED WINDS DIMINISHED TO 20 KT OR LESS. SEAS 8
TO 9 FT FROM 23S TO 25S BETWEEN 160E AND 176E.
.48 HOUR FORECAST FRONT FROM 25S177E TO 18S171E.

.TROUGH FROM 08S166E TO 16S169E TO 22S176E NEARLY STATIONARY.
WINDS N 20 TO 25 KT S OF 16S WITHIN 240 NM E OF TROUGH AXIS.
ASSOCIATED TSTMS INCLUDED BELOW.
.24 HOUR FORECAST TROUGH FROM 13S169E TO 25S174E. WINDS NE TO N
20 TO 25 KT S OF 20S BETWEEN TROUGH AND 177W.
.48 HOUR FORECAST TROUGH MERGED WITH FIRST COLD FRONT DESCRIBED ABOVE.

.TROUGH FROM 07S168W TO 14S166W TO 19S160W MOVING W 10 KT.
ASSOCIATED TSTMS INCLUDED BELOW.
.24 HOUR FORECAST TROUGH DISSIPATED.

.OTHERWISE WINDS SE TO E 20 TO 25 KT FROM 05S TO 17S BETWEEN 140W
AND 120W.
.24 HOUR FORECAST WINDS SE TO E 20 TO 25 KT FROM 11S TO 19S
BETWEEN 170W AND 160W AND ALSO FROM 05S TO 15S BETWEEN 130W AND
120W.
.48 HOUR FORECAST WINDS SE TO E 20 TO 25 KT FROM 11S TO 19S
BETWEEN 170W AND 158W.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 8 TO 11 FT FROM 05S TO 11S BETWEEN 135W AND 120W.
.24 HOUR FORECAST SEAS 8 TO 10 FT FROM 04S TO 18S BETWEEN 130W
AND 120W.
.48 HOUR FORECAST SEAS 8 TO 9 FT FROM 05S TO 15S BETWEEN 126W AND
120W.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

.SCATTERED MODERATE TSTMS WITHIN AN AREA BOUND BY 02S173W 08S165W
12S176W 19S178W 13S173E 02S173W.

$$

.FORECASTER BEDAL. HONOLULU HI.