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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220105032209.EC1A71C0EEE@weather.cod.edu>
Date: Wed, 5 Jan 2022 03:22:09 +0000
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977 
FZPN40 PHFO 050321
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC WED JAN 05 2022

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

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

SYNOPSIS VALID 0000 UTC JAN 05 2022.
24 HOUR FORECAST VALID 0000 UTC JAN 06 2022.
48 HOUR FORECAST VALID 0000 UTC JAN 07 2022.

.WARNINGS.

...GALE WARNING...
.FRONT 30N175E 28N170E 30N173E MOVING E 20 KT. SECOND FRONT 
30N167E 25N160E MOVING E 20 KT. W WINDS 30 TO 35 KT N OF LINE
30N172W 27N166E 30N162E. WINDS 20 TO 30 KT ELSEWHERE N OF LINE 
30N170E 28N180E 26N170E 26N160E. ISOLATED MODERATE TSTMS WITHIN 
90 NM OF FRONTS.
.24 HOUR FORECAST FIRST FRONT MOVED N OF AREA. SECOND FRONT 
30N178E 24N170E 22N160E. W WINDS 30 TO 40 KT N OF LINE 30N173W 
27N175E 27N160E. WINDS 20 TO 30 KT ELSEWHERE N OF LINE 30N160W 
24N179E 24N170E 25N160E. 
.48 HOUR FORECAST FRONT 30N176W 24N175E 18N160E. W WINDS 30 TO 35
KT N OF LINE 30N180W 28N174E 30N168E. WINDS 20 TO 30 KT ELSEWHERE
N OF LINE 30N165W 24N175W 24N169E 30N163E. 

.SYNOPSIS AND FORECAST. 

.FRONT 30N160W 20N174W 16N170E 15N160E MOVING E SLOWLY N OF 16N 
AND NEARLY STATIONARY ELSEWHERE. W WINDS 20 TO 30 KT N OF 28N 
BETWEEN 157W AND 165W. S TO SE WINDS 20 TO 30 KT N OF 25N BETWEEN
148W AND 155W. 
.24 HOUR FORECAST FRONT 30N150W 22N165W 18N175E. S TO S2 WINDS 20
TO 25 KT N OF 28N BETWEEN 143W AND 148W.
.48 HOUR FORECAST FRONT 30N142W 25N155W 24N162W. WINDS DIMINISHED
TO 20 KT OR LESS. 

.TROUGH 17N144W 12N145W MOVING W 10 KT. E WINDS 20 TO 25 KT FROM
15N TO 24N E OF 146W. ISOLATED MODERATE TSTMS FROM 12N TO 18N E OF
148W.
.24 HOUR FORECAST TROUGH 24N149W 13N150W. WINDS E 20 TO 25 KT 
FROM 10N TO 23N E OF 147W.
.48 HOUR FORECAST TROUGH 25N149W 20N151W 13N152W. WINDS 
DIMINISHED TO 20 KT OR LESS.

.HIGH 25N179E 1016 MB MOVING ENE 25 KT. RIDGE 22N162E TO HIGH TO 
27N168W MOVING SE SLOWLY.
.24 HOUR FORECAST HIGH 28N160W 1016 MB. 
.48 HOUR FORECAST HIGH MOVED N OF AREA. 

.48 HOUR FORECAST NEW HIGH 21N175W 1015 MB.

.RIDGE 29N140W 25N150W 20N156W 18N170W 17N174W MOVING E 10 KT AND
ERODING FROM THE W.

.WINDS 20 KT OR LESS REST OF AREA.

.SEAS 12 TO 18 FT N OF LINE 30N164W 22N172W 22N180W 30N176E. SEAS
12 TO 14 FT N OF LINE 30N168E 30N160E. SEAS 8 TO 12 FT ELSEWHERE 
N OF LINE 19N140W 19N146W 27N158W 20N170W 10N180W 20N160E.
.24 HOUR FORECAST SEAS 18 TO 21 FT N LINE 30N172E 28N160E. SEAS 
12 TO 18 FT ELSEWHERE N OF LINE 30N156W 25N160W 25N170W 28N177W 
26N175E 24N160E. SEAS 8 TO 12 FT ELSEWHERE N OF LINE 10N140W 
20N150W 20N160W 15N165W 06N170W 06N178E 25N174E 20N160E.
.48 HOUR FORECAST SEAS 18 TO 24 FT N OF LINE 30N178W 27N172E 
27N165E 30N162E. SEAS 12 TO 18 FT ELSEWHERE N OF LINE 30N170W 
22N172E 22N160E. SEAS 8 TO 12 FT ELSEWHERE N OF LINE 30N165W 
20N178E 12N160E. SEAS 8 TO 11 FT IN AREA BOUNDED BY 30N142W 
20N145W 10N160W 05N170W 05N178E 12N180E 20N170W 30N165W 30N142W.

.SEAS 8 FT OR LOWER REST OF AREA.

.ITCZ 08N140W 09N157W 05N171W. ISOLATED MODERATE TSTMS WITHIN 120
NM OF ITCZ E OF 157W.

$$

.FORECASTER BURKE. HONOLULU HI.


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