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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220302034009.D4F061C0EEE@weather.cod.edu>
Date: Wed, 2 Mar 2022 03:40:09 +0000
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681 
FZPN40 PHFO 020339
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC WED MAR 02 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MAR 02 2022.
24 HOUR FORECAST VALID 0000 UTC MAR 03 2022.
48 HOUR FORECAST VALID 0000 UTC MAR 04 2022.

.WARNINGS. 

...GALE WARNING...
.30 HOUR FORECAST NEW LOW 27N153W 1013 MB. WINDS 30 TO 35 KT 
WITHIN 180 NM NE QUADRANT OF LOW. WINDS 20 TO 30 KT ELSEWHERE N OF
25N E OF 155W.
.48 HOUR FORECAST LOW 28N150W 1004 MB. WINDS 35 TO 45 KT WITHIN 
360 NM NE QUADRANT OF LOW AND WITHIN 150 NM NW QUADRANT OF LOW. 
ELSEWHERE WINDS 20 TO 30 KT N OF 24N E OF 156W.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N140W TO 26N147W TO 24N156W MOVING E 15 KT ALONG
30N...AND NEARLY STATIONARY W OF 147W. NE WINDS 20 TO 25 KT N OF 
FRONT AND E OF 156W. SCATTERED MODERATE TSTMS N OF 27N E OF 143W.
.24 HOUR FORECAST FRONT FROM 24N140W TO 23N145W TO 25N156W. NE TO
E WINDS 20 TO 30 KT N OF 25N E OF 156W. 
.48 HOUR FORECAST FRONT WEAKENED AND MERGED WITH FIRST TROUGH 
MENTIONED BELOW.

.FRONT FROM 30N169W TO 26N175E TO 24N176E MOVING E 10 KT. 
.24 HOUR FORECAST FRONT WEAKENED TO TROUGH FROM 30N165W TO 
20166W. 
.48 HOUR FORECAST TROUGH DISSIPATED. 

.TROUGH FROM 16N155W TO 21N152W NEARLY STATIONARY.
.24 HOUR FORECAST TROUGH FROM 15N159W TO 20N154W.
.48 HOUR FORECAST TROUGH FROM 16N158W TO 25N150W TO LOW MENTIONED IN 
GALE WARNING ABOVE.

.TROUGH FROM 02N160E TO 07N162E NEARLY STATIONARY. 
.24 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH FROM 24N173W TO 28N169W TO30N168W MOVING E 10 KT.
.24 HOUR FORECAST TROUGH DISSIPATED.

.48 HOUR FORECAST NEW FRONT FROM 30N165E TO 28N160E. W TO SW WINDS 
20 TO 25 KT N OF 29N W OF 172E.

.RIDGE FROM 30N173E TO 26N160E MOVING ENE 30 KT.

.RIDGE FROM 30N160W TO 22N170W MOVING NE 15 KT.

.RIDGE FROM 22N140W TO 20N145W MOVING SE SLOWLY.

.24 HOUR FORECAST SW WINDS 20 TO 25 KT N OF A LINE FROM 28N160E TO 
30N173E.

.OTHERWISE...WINDS 20 KT OR LESS REST OF FORECAST AREA.

.SEAS 8 TO 12 FT N OF A LINE FROM 20N160E TO 
30N176W...AND AND N OF 19N E OF 158W. SEAS 8 TO 10 FT IN AREA 
BOUNDED BY 14N140W 14N170E 10N170E 03N180W 00N170W 00N140W 14N140W.
.24 HOUR FORECAST SEAS 8 TO 12 FT N OF A LINE FROM 29N160E TO 
29N170E TO 20N180W TO 30N163W. SEAS 8 TO 10 FT N OF 24N E OF 156W.
SEAS 8 TO 9 FT FROM 06N TO 11N BETWEEN 174W AND 172E.
.48 HOUR FORECAST SEAS 12 TO 16 FT N OF 26N BETWEEN 157W AND 145W. 
SEAS 8 TO 12 FT ELSEWHERE N OF 23N E OF 173W. SEAS 8 TO 10 FT N OF A 
LINE FROM 30N160E TO 27N175E TO 30N175W. SEAS 8 TO 9 FT FROM 07N TO 
10N BETWEEN 174E AND 177W. 

.OTHERWISE...SEAS 8 FT OR LESS REST OF FORECAST AREA.

.ITCZ FROM 08N140W TO 08N152W TO 04N180W TO 04N172E. SCATTERED 
MODERATE TO STRONG TSTMS WITHIN 120 NM OF ITCZ W OF 165W. ISOLATED
MODERATE TSTMS WITHIN 90 NM S OF ITCZ BETWEEN 150W AND 147W.

.SCATTERED MODERATE TSTMS FROM 02N TO 13N W OF 165E...AND FROM 05N
TO 10N BETWEEN 165E AND 172E.

$$

.FORECASTER JELSEMA. HONOLULU HI.


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