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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220304103244.AD9791C0EEF@weather.cod.edu>
Date: Fri, 4 Mar 2022 10:32:44 +0000
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638 
FZPN40 PHFO 041032
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC FRI MAR 04 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC MAR 04 2022.
24 HOUR FORECAST VALID 0600 UTC MAR 05 2022.
48 HOUR FORECAST VALID 0600 UTC MAR 06 2022.

.WARNINGS. 

...GALE WARNING...
.FRONT FROM 30N147W TO 20N152W THENCE TROUGH TO 18N154W NEARLY 
STATIONARY. WINDS 30 TO 40 KT N OF A LINE FROM 30N153W TO 27N142W 
TO 30N142W. WINDS 20 TO 30 KT ELSEWHERE NE OF A LINE FROM 30N155W 
TO 21N140W. SCATTERED MODERATE TO STRONG TSTMS IN AREA BOUNDED BY 
30N140W 30N140W 18N150W 18N155W 25N154W 30N147W. 
.24 HOUR FORECAST FRONT FROM 30N145W TO 23N141W TO 18N144W. SE
WINDS 30 TO 35 KT N OF 28N BETWEEN 145W AND 141W. SE TO S WINDS 
20 TO 30 KT ELSEWHERE E OF A LINE FROM 30N147W TO 18N140W.
.48 HOUR FORECAST FRONT FROM 30N143W TO 20N140W. SE WINDS 20 TO 30
KT NE OF A LINE FROM 30N144W TO 23N140W.

.SYNOPSIS AND FORECAST.

.FRONT 30N165E TO 27N160E MOVING E 35 KT. W WINDS 20 TO 25 KT N
OF 29N W OF 164E.
.24 HOUR FORECAST FRONT 30N178W TO 23N173E TO 22N160E. WINDS
DIMINISHED TO 20 KT OR LESS.
.48 HOUR FORECAST FRONT FROM 30N168W TO 25N175W TO 22N172E.

.TROUGH FROM 23N160E TO 24N162W NEARLY STATIONARY.
.24 HOUR FORECAST TROUGH MERGED WITH FRONT MENTIONED DIRECTLY
ABOVE.

.TROUGH FROM 30N150W TO 26N153W TO 26N157W TO 30N163W MOVING SE 
10 KT. 
.24 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH FROM 30N176W TO 28N179W MOVING E 20 KT.
.24 HOUR FORECAST TROUGH MERGED WITH FRONT MENTIONED IN GALE
WARNING ABOVE. 

.HIGH 26N173W 1019 MB MOVING SE SLOWLY. RIDGE FROM 30N168W TO 
HIGH TO 24N177W TO 23N170E MOVING SE SLOWLY. SECOND RIDGE FROM
HIGH TO 17N157W. 
.24 HOUR FORECAST HIGH 26N167W 1019 MB. 
.48 HOUR FORECAST HIGH 27N154W 1019 MB.

.RIDGE FROM 21N140W TO 17N145W TO 15N151W MOVING SE SLOWLY. 

.48 HOUR FORECAST SE TO S WINDS 20 TO 25 KT N OF 29N W OF 165E.

.SEAS 12 TO 18 FT N OF 27N BETWEEN 161W AND 142W. SEAS 8 TO 12 FT
ELSEWHERE N OF 23N E OF 169W. SEAS 8 TO 9 FT N OF A LINE FROM 
30N165E TO 27N180W TO 30N170W...AND FROM 10N TO 13N BETWEEN 175E
AND 179E.
.24 HOUR FORECAST SEAS 12 TO 15 FT N OF A LINE FROM 30N150W TO 
27N142W TO 30N140W. SEAS 8 TO 12 FT ELSEWHERE 30N175W TO 22N160W 
TO 20N140W. SEAS 8 TO 9 FT N OF 29N BETWEEN 163E AND 173E...AND 
FROM 08N TO 10N BETWEEN 177W AND 174W.
.48 HOUR FORECAST SEAS 12 TO 13 FT N OF 28N E OF 144W. SEAS 8 TO 
12 FT ELSEWHERE NE OF A LINE FROM 30N155W TO 17N140W. SEAS 8 TO 11
FT N OF A LINE FROM 30N165E TO 26N170E TO 30N175W.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS 8 FT OR LESS.

.ITCZ FROM 05N140W TO 07N155W TO 07N175W TO 01N162E. SCATTERED 
MODERATE FROM 00N TO 08N W OF 180W. ISOLATED MODERATE TSTMS WITHIN
120 NM OF ITCZ E OF 180W.

$$

.FORECASTER JELSEMA. HONOLULU HI.


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