High Seas Forecast Issued by NWS
000
FZPS40 PHFO 121439
HSFSP
HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1730 UTC TUE MAR 12 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MAR 12 2024.
24 HOUR FORECAST VALID 1200 UTC MAR 13 2024.
48 HOUR FORECAST VALID 1200 UTC MAR 14 2024.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.FIRST LOW NEAR 20S171E 1004 MB MOVING SE SLOWLY. SECOND LOW NEAR
20S170W 1004 MB MOVING E 10 KT. TROUGH FROM 19S151W TO 18S157W TO
22S164W TO SECOND LOW TO 22S178E TO FIRST LOW TO 18S163E TO 19S160E
NEARLY STATIONARY. E TO SE WINDS 20 TO 30 KT S OF TROUGH W OF 175E.
E TO SE WINDS 20 TO 25 KT S OF TROUGH BETWEEN 170W AND 175E...
AND WITHIN 120 NM S OF TROUGH BETWEEN 160W AND 151W. NW WINDS 20
TO 25 KT WITHIN 90 NM N SEMICIRCLES OF LOWS. SCATTERED MODERATE
TSTMS FROM 22S TO 16S BETWEEN 171W AND 164W... AND WITHIN 360 NM N
OF TROUGH AND LOW W OF 174E. ISOLATED MODERATE TSTMS ELSEWHERE
WITHIN 150 NM OF TROUGH.
.24 HOUR FORECAST FIRST LOW NEAR 20S172E 1004 MB. SECOND LOW NEAR
25S157W 1003 MB. TROUGH FROM 25S147W TO SECOND LOW TO 19S176W TO
18S172W TO FIRST LOW TO 18S164E TO 19S160E. E TO SE WINDS 20 TO 30
KT S OF TROUGH W OF 180E. WINDS 20 TO 30 KT S OF TROUGH E OF
165W. NW WINDS 20 TO 25 KT WITHIN 150 NM OF A LINE FROM 20S175E TO
13S160E.
.48 HOUR FORECAST FIRST LOW NEAR 22S173E 1005 MB. SECOND LOW
MOVED S OF AREA. TROUGH FROM 25S150W TO 17S168W TO FIRST LOW TO
16S160E. WINDS 20 TO 25 KT S OF A LINE FROM 17S177W TO 12S164E...
AND S OF 21S BETWEEN 160W AND 154W.
.TROUGH FROM 25S133W TO 18S143W MOVING S SLOWLY.
.24 HOUR FORECAST TROUGH FROM 25S135W TO 21S143W.
.48 HOUR FORECAST TROUGH MERGED WITH NEW FRONT FROM 22S120W TO
25S129W.
.TROUGH FROM 02S130W TO 10S126W MOVING W 10 KT. SCATTERED
MODERATE TSTMS FROM 05S TO 01S BETWEEN 142W AND 138W. ISOLATED
MODERATE TSTMS ELSEWHERE FROM 09S TO 02S BETWEEN 135W AND TROUGH.
.24 HOUR FORECAST TROUGH FROM 05S135W TO 09S136W.
.48 HOUR FORECAST TROUGH DISSIPATED.
.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.
.SEAS 12 TO 14 FT S OF 20S W OF 173E. SEAS 8 TO 12 FT ELSEWHERE S
OF A LINE FROM 25S160W TO 20S170W TO 17S160E.
.24 HOUR FORECAST SEAS 8 TO 10 FT S OF 20S W OF 177E... AND S OF
A LINE FROM 24S145W TO 18S166W.
.48 HOUR FORECAST SEAS 8 TO 9 FT S OF 23S BETWEEN 170E AND 177E...
AND S OF A LINE FROM 25S145W TO 20S162W.
.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.
.ISOLATED MODERATE TSTMS N OF 10S W OF 168E.
$$
.FORECASTER SHIGESATO. HONOLULU HI.