The High Seas Forecast for the South Pacific

High Seas Forecast Issued: 01/21/2025 01:19:44 AM UTC
                        
134
FZPS40 PHFO 201519
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1730 UTC MON JAN 20 2025

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC JAN 20 2025.
24 HOUR FORECAST VALID 1200 UTC JAN 21 2025.
48 HOUR FORECAST VALID 1200 UTC JAN 22 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 25S169E 20S160E MOVING E 10 KT. ISOLATED MODERATE TSTMS
WITHIN 180 NM NE OF FRONT.
.24 HOUR FORECAST FRONT 25S177E 20S166E.
.48 HOUR FORECAST FRONT DISSIPATED.

.TROUGH 25S162W 19S169W MOVING SE SLOWLY. ISOLATED MODERATE TSTMS
WITHIN 120 NM E OF TROUGH.
.24 HOUR FORECAST TROUGH MOVED S OF AREA.

.TROUGH 25S151W 12S165W 12S170E 09S176E NEAR STATIONARY. ISOLATED
MODERATE TSTMS WITHIN 120 NM OF TROUGH.
.24 HOUR FORECAST TROUGH DISSIPATED.

.WINDS 20 TO 25 KT FROM 15S TO 06S BETWEEN 130W AND 158W.
.24 HOUR FORECAST WINDS EASED TO 20 KT OR LESS.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 8 TO 9 FT N OF LINE 00S140W 08S134W 12S156W 00S175E.
.24 HOUR FORECAST SEAS 8 TO 9 FT N OF 15S BETWEEN 138W AND 156W.
.48 HOUR FORECAST SEAS SUBSIDE TO 8 FT OR LESS.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

.ISOLATED MODERATE TSTMS FROM 20S TO 15S BETWEEN 179E AND
172E...AND FROM 14S TO 09S BETWEEN 167E AND 162E.

$$

.FORECASTER PIERCE. HONOLULU HI.