710
FZPS40 PHFO 100303
HSFSP
HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0530 UTC MON MAR 10 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC MAR 10 2025.
24 HOUR FORECAST VALID 0000 UTC MAR 11 2025.
48 HOUR FORECAST VALID 0000 UTC MAR 12 2025.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.LOW 17S178W 1008 MB MOVING SSE SLOWLY. TROUGH 25S173W TO LOW TO
13S170E 10S160E NEARLY STATIONARY. ISOLATED MODERATE TSTMS WITHIN
90 NM OF TROUGH E OF 178W...WITHIN 3330 NM N AND 90 NM S OF TROUGH
BETWEEN 178W AND 170E...AND FROM 17S TO 07S W OF 170E.
.24 HOUR FORECAST LOW DISSIPATED. TROUGH 25S171W 18S175W 14S175E
14S160E. NW TO N WINDS 20 TO 25 KT AND SEAS 8 TO 9 FT WITHIN 150 NM
E OF TROUGH S OF 18S.
.48 HOUR FORECAST TROUGH 25S169W 17S180E 14S160E. WINDS EASED TO 20
KT OR LESS AND SEAS SUBSIDED TO 8 FT OR LESS.
.TROUGH 22S170W 17S174W MOVING SSW 10 KT. NW TO N WINDS 20 TO 25 KT
AND SEAS 8 TO 9 FT WITHIN 120 NM N AND E OF TROUGH. ISOLATED
MODERATE TO STRONG TSTMS WITHIN 120 NM N AND E OF TROUGH.
.24 HOUR FORECAST TROUGH MERGED WITH TROUGH DESCRIBED DIRECTLY
ABOVE. SEE WINDS AND SEAS ABOVE.
.FRONT 24S120W 21S136W MOVING N 10 KT. S WINDS 20 TO 25 KT AND SEAS
8 TO 9 FT S OF FRONT.
.24 HOUR FORECAST WEAK FRONT 21S120W 18S132W. WINDS EASED TO 20 KT
OR LESS AND SEAS SUBSIDED TO 8 FT OR LESS.
.48 HOUR FORECAST FRONT WEAKENED TO TROUGH 20S120W 18S129W.
.TROUGH 23S157W 15S159W MOVING WSW 15 KT. ISOLATED MODERATE TSTMS
IN AREA BOUNDED BY 10S165W 10S148W 25S144W 18S160W 10S165W.
.24 HOUR FORECAST TROUGH DISSIPATED.
.TROUGH 04S121W 07S130W 04S140W 06S156W NEARLY STATIONARY.
ISOLATED MODERATE TSTMS WITHIN 180 NM N OF TROUGH E OF 140W...AND
WITHIN 300 NM S OF TROUGH W OF 150W.
.24 HOUR FORECAST TROUGH 06S125W 06S135W 03S145W 05S150W.
.48 HOUR FORECAST TROUGH 04S129W 07S140W 06S145W.
.E TO SE WINDS 20 TO 25 KT S OF LINE 25S173E 20S170E 15S160E.
.24 HOUR FORECAST E TO SE WINDS 20 TO 25 KT S OF 19S W OF 169E.
.24 HOUR FORECAST E WINDS 20 TO 25 KT FROM 21S TO 18S W OF 169E.
.WINDS 20 KT OR LESS AND SEAS 8 FT REMAINDER FORECAST AREA.
.FORECASTER WROE. HONOLULU HI.
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