High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 230329
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC SAT MAR 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

PLEASE SEE HTTPS://OCEAN.WEATHER.GOV/PROPOSED_HIGH_SEAS_TROPICAL.PHP
FOR A PROPOSAL...AND A REQUEST FOR COMMENTS...TO INCREASE
READABILITY OF THE HIGH SEAS FORECAST (WEB ADDRESS LOWERCASE).

SECURITE

NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 0000 UTC MAR 23 2024.
24 HOUR FORECAST VALID 0000 UTC MAR 24 2024.
48 HOUR FORECAST VALID 0000 UTC MAR 25 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 30N179W TO 27N174E TO 23N165E. WINDS S TO SW
20 TO 25 N OF 27N BETWEEN FRONT AND 170W. ASSOCIATED SEAS
INCLUDED BELOW.
.24 HOUR FORECAST FRONT FROM 30N177W TO 25N178E TO 20N170E. WINDS S
TO SW 20 TO 30 N OF 25N BETWEEN FRONT AND 170W. ASSOCIATED SEAS
INCLUDED BELOW.
.48 HOUR FORECAST FRONT FROM 30N172W TO 24N179W TO 20N172E.
WINDS S TO SW 20 TO 25 KT N OF 28N BETWEEN FRONT AND 165W.
ASSOCIATED SEAS INCLUDED BELOW.

.TROUGH NEAR 30N160E MOVING SE 25 KT. WINDS  W 20 TO 25 KT OVER
FORECAST WATERS N OF 28N W OF 175E. ASSOCIATED SEAS INCLUDED BELOW.
.24 HOUR FORECAST FRONT FROM 30N177E TO 27N173E. ASSOCIATED
WINDS DIMINISHED TO 20 KT OR LESS.
.48 HOUR FORECAST FRONT MERGED WITH FRONT DESCRIBED IMMEDIATELY ABOVE.

.TROUGH FROM 14S160E TO 20S166E NEARLY STATIONARY.

.24 HOUR FORECAST TROUGH DISSIPATED. ISOLATED MODERATE TSTMS WITHIN
90 NM EITHER SIDE OF TROUGH AXIS.
.24 HOUR FORECAST TROUGH DISSIPATED.

.OTHERWISE WINDS NE TO E 20 TO 25 KT WITHIN AN AREA BOUND BY
27N140W 07N140W 01N150W 01N175W 05N175E 17N175E 21N175E 23N150W
27N140W.
.24 HOUR FORECAST WINDS NE TO E 20 TO 30 KT WITHIN AN AREA BOUND
BY 25N160W 25N140W 03N140W 01N150W 01N160W 05N170E 07N175E 17N175E
21N170W 25N160W...AND ALSO FROM 22N TO 18N BETWEEN 160E AND 168E.
.48 HOUR FORECAST WINDS NE TO E 20 TO 30 KT WITHIN AN AREA BOUND
BY 25N160W 25N140W 00N140W 00N165W 10N179W 18N179W 22N170W
25N160W... AND ALSO FROM 22N TO 16N BETWEEN 160E AND 170E.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 15 TO 21 FT OVER FORECAST WATERS NW OF A LINE FROM 30N173E
TO 24N166E. SEAS 8 TO 15 FT WITHIN AN AREA BOUND BY 30N160E
30N175W 20N175E 18N160E 30N160E. ALSO SEAS 8 TO 10 FT FROM 25N TO
13N BETWEEN 179E AND 167W AND ALSO FROM 10N TO 06N BETWEEN 155W
AND 145W.
.24 HOUR FORECAST SEAS 8 TO 15 FT WITHIN AN AREA BOUND BY 30N160E
30N170W 15N179E 10N160E 30N160E. ALSO SEAS 8 TO 10 FT WITHIN AN
AREA BOUND BY 20N175W 20N145W 08N160W 08N140W 00N140W 00N155W
08N165W 08N179W 15N179W 20N175W.
.48 HOUR FORECAST SEAS 8 TO 12 FT WITHIN AN AREA BOUND BY 30N175E
30N155W 23N155W 23N140W 10N140W 00N150W 00N165W 05N175E 15N170E
15N160E 22N160E 30N175E.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

.OTHERWISE ISOLATED MODERATE TSTMS FROM 12N TO 00N BETWEEN 162W AND
140W.



$$

.FORECASTER BEDAL. HONOLULU HI.


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