High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 291034
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC FRI MAR 29 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC MAR 29 2024.
24 HOUR FORECAST VALID 0600 UTC MAR 30 2024.
48 HOUR FORECAST VALID 0600 UTC MAR 31 2024.

.WARNINGS.

...GALE WARNING...
.E WINDS 30 TO 35 KT AROUND THE MAIN HAWAIIAN ISLANDS. FOR
DETAILS SEE COASTAL WATERS FORECAST ISSUED BY NWS HONOLULU UNDER
AWIPS HEADER HFOCWFHFO AND WMO HEADER FZHW50 PHFO. SEE MORE WINDS
BELOW.
.24 HOUR FORECAST WINDS DECREASING TO LESS THAN 34 KT. SEE MORE
WINDS BELOW.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N180E TO 23N173E TO 19N160E MOVING E 25 KT. SW
WINDS 20 TO 25 KT N OF 26N WITHIN 300 NM E OF FRONT. NW TO NE
WINDS 20 TO 25 KT N OF FRONT. ISOLATED MODERATE TSTMS WITHIN 90 NM
OF FRONT N OF 27N.
.24 HOUR FORECAST FRONT FROM 30N169W TO 25N173W THENCE TROUGH TO
19N179E. NE WINDS 20 TO 25 KT WITHIN AREA BOUNDED BY 30N170W
18N170E 05N1768E 05N160W 21N160E 30N180E. SEE SEAS BELOW.
.48 HOUR FORECAST FRONT FROM 30N164W TO 24N171W THENCE TROUGH TO
19N175W. NE WINDS 20 TO 25 KT WITHIN AREA BOUNDED BY 30N165W
18N178E 15N160E 23N160E 30N177E.

.TROUGH FROM 01N141W TO 03N162W NEARLY STATIONARY. ISOLATED
MODERATE TSTMS WITHIN 90 NM N OF TROUGH.
.24 HOUR FORECAST TROUGH ABSORBED TO ITCZ.

.WINDS E TO NE 20 TO 25 KT FROM 10N TO 28N E OF 165W.
.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 10N TO 25N E OF 160W.
.48 HOUR FORECAST WINDS 20 TO 25 KT FROM 15N TO 25N E OF 150W.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 12 TO 13 FT N OF 29N BETWEEN 168E TO 172E. SEAS ELSEWHERE 8
TO 12 FT N OF LINE 20N160E TO 30N179W. SEE 8 TO 9 FT FROM 11N TO
25N BETWEEN 160W TO 145W.
.24 HOUR FORECAST SEAS 8 TO 11 FT N OF A LINE FROM 30N170W TO
14N160E. SEAS 8 TO 9 FT FROM 11N TO 18N BETWEEN 155W AND 163W...
AND N OF 28N E OF 148W.
.48 HOUR FORECAST SEAS 8 TO 10 FT WITHIN AN AREA BOUNDED BY
30N167W 18N175E 14N160E 23N160E 30N178E. SEAS 8 TO 9 FT N OF 21N E
OF 143W.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

.ISOLATED MODERATE TSTMS FROM 05N TO 08N W OF 170E.

$$

.FORECASTER M BALLARD. HONOLULU HI.


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