The High Seas Forecast for the South Pacific

High Seas Forecast Issued: 12/25/2025 07:32:26 PM UTC
                        
725
FZPS40 PHFO 250932
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1130 UTC THU DEC 25 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC DEC 25 2025.
24 HOUR FORECAST VALID 0600 UTC DEC 26 2025.
48 HOUR FORECAST VALID 0600 UTC DEC 27 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 25S144W 20S148W THENCE TROUGH 12S160W 11S180W 10S160E NEARLY
STATIONARY. SCATTERED MODERATE TSTMS FROM 18S TO 14S BETWEEN 165E
AND 170E. ISOLATED MODERATE TSTMS FROM 19S TO TROUGH BETWEEN 175E
AND 155W... AND WITHIN 180 NM N OF TROUGH W OF 160W.
.24 HOUR FORECAST FRONT 25S140W 19S147W THENCE TROUGH 13S160W 12S180W
11S170E. WINDS 20 TO 25 KT WITHIN 120 NM E OF FRONT.
.48 HOUR FORECAST FRONT MOVED S OF AREA. TROUGH 25S140W 16S154W 12S180W
10S170E. WINDS 20 TO 25 KT FROM 19S TO 16S BETWEEN 155W AND 150W.

.TROUGH 25S132W 20S138W MOVING SE SLOWLY. ISOLATED MODERATE TSTMS
S OF 20S BETWEEN TROUGH AND 127W.
.24 HOUR FORECAST TROUGH DISSIPATED.

.48 HOUR FORECAST NEW FRONT 25S165E 22S160E. WINDS 20 TO 25 KT
AND SEAS 2.5 TO 3 M S OF FRONT.

.WINDS 20 KT OR LESS AND SEAS 2.5 M OR LOWER OVER REMAINDER OF
FORECAST AREA.

$$

.FORECASTER SHIGESATO. HONOLULU HI.