912
FZPS40 PHFO 131018
HSFSP
HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1130 UTC SAT SEP 13 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SEP 13 2025.
24 HOUR FORECAST VALID 0600 UTC SEP 14 2025.
48 HOUR FORECAST VALID 0600 UTC SEP 15 2025.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.FRONT 25S175W 20S179E MOVING ENE 30 KT. WINDS 20 TO 25 KT
S OF 24S BETWEEN 178E AND 172W.
.24 HOUR FORECAST FRONT 25S156W 16S165E THENCE TROUGH 11S171W
11S160E. WINDS 20 TO 25 KT FROM 23S TO 19S W OF 170E.
.48 HOUR FORECAST FRONT 25S150W 20S159W THENCE TROUGH
10S173W 10S160E. WINDS 20 TO 25 KT FROM 19S TO 15S W OF 174E.
.TROUGH 12S167E 11S160E NEARLY STATIONARY. ISOLATED MODERATE WITHIN 210
NM N OF TROUGH.
.24 HOUR FORECAST TROUGH MERGED WITH TROUGH DESCRIBED ABOVE.
.TROUGH 25S143W 20S150W 16S154W NEARLY STATIONARY S OF 20S AND
MOVING W SLOWLY N OF 20S. ISOLATED MODERATE TSTMS S OF 21S BETWEEN
TROUGH AND 139W.
.24 HOUR FORECAST TROUGH DISSIPATED.
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.
SEAS 2.5 TO 3.5 M S OF LINE 25S172W 20S171W 19S160E
AND S OF
05S E OF 130W.
.24 HOUR FORECAST SEAS 2.5 TO 3.0 M S OF LINE 25S165W 19S177W
12S179E 16S168E 13S160E...AND FROM 19S TO 02S E OF 126W.
.48 HOUR FORECAST SEAS 2.5 TO 3.5 M S LINE 25S159W 15S175W 19S178E
19S179E 10S171E 13S160E.
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.
.FORECASTER PIERCE. HONOLULU HI.
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