Expires:No;;426772
FZPS40 PHFO 211517
HSFSP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1730 UTC THU NOV 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SECURITE

SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E

SYNOPSIS VALID 1200 UTC NOV 21 2024.
24 HOUR FORECAST VALID 1200 UTC NOV 22 2024.
48 HOUR FORECAST VALID 1200 UTC NOV 23 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 25S135W 20S139W 14S150W 13S164W 16S173E 11S160E NEARLY
STATIONARY. SCATTERED MODERATE TSTMS WITHIN 150 NM OF TROUGH W OF
155W...AND WITHIN 90 NM OF TROUGH S OF 20S. 
.24 HOUR FORECAST TROUGH 25S138W 17S149W 13S172W. 
.48 HOUR FORECAST TROUGH DISSIPATED.

.FRONT 25S171E 23S173E MOVING E SLOWLY. 
.24 HOUR FORECAST FRONT WEAKENS TO TROUGH 25S169W 23S172W. 
.48 HOUR FORECAST TROUGH MOVED S OF AREA.

.SE WINDS 20 TO 25 KT S OF LINE 13S160E 16S170E 21S178E 20S165E 
25S165E. 
.24 HOUR FORECAST SE WINDS 20 TO 25 KT S OF LINE 14S160E 20S179E 
21S180E 22S171E 19S160E.
.48 HOUR FORECAST SE WINDS 20 TO 25 KT FROM 22S TO 17S BETWEEN 
161E AND 179W.

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

.SEAS 8 TO 10 FT S OF LINE 25S166W 13S178W 03S167W 04S154W 
25S142W. SEAS 8 TO 8 FT FROM 20S TO 06S E OF 133W. 
.24 HOUR FORECAST SEAS 8 TO 10 FT S OF LINE 25S144W 20S129W 
15S130W 11S127W 12S120W.
.48 HOUR FORECAST SEAS 8 TO 12 FT S OF 10S E OF 138W. SEAS 8 TO 
10 FT S OF LINE 23S160E 17S172E 20S179E 25S179E.

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

.ISOLATED MODERATE TSTMS FROM 10S TO 05S BETWEEN 165E AND 169E.



$$

.FORECASTER PIERCE. HONOLULU HI.