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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220303102339.DFC8E1C0EEE@weather.cod.edu>
Date: Thu, 3 Mar 2022 10:23:39 +0000
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196 
FZPN40 PHFO 031022
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC THU MAR 03 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 03 2022.
24 HOUR FORECAST VALID 0600 UTC MAR 04 2022.
48 HOUR FORECAST VALID 0600 UTC MAR 05 2022.

.WARNINGS. 

...STORM WARNING...
.LOW 28N155W 1006 MB MOVING NE SLOWLY. FIRST TROUGH FROM LOW TO 
22N154W TO 17N156W MOVING SE 10 KT...AND SECOND TROUGH FROM 
LOW TO 27N159W TO 29N165W MOVING S 10 KT. WINDS 35 TO 50 KT 
WITHIN 180 NM NW AND N SEMICIRCLES OF LOW. WINDS 20 TO 35 KT 
ELSEWHERE N OF A LINE FROM 26N140W TO 27N151W TO 30N158W. 
SCATTERED MODERATE TO STRONG TSTMS N OF 27N BETWEEN 145W AND 155W. 
.24 HOUR FORECAST LOW JUST N OF AREA 30N151W 996 MB. FIRST TROUGH 
FROM 30N149W TO 24N152W TO 20N153W...AND SECOND TROUGH FROM 28N151W 
TO 28N159W TO 30N162W. WINDS 30 TO 35 KT OVER FORECAST WATERS N OF 
28N BETWEEN 144W AND 152W. WINDS 20 TO 30 KT ELSEWHERE OVER 
FORECAST WATERS N OF A LINE FROM 22N140W TO 25N145W TO 28N154W. 
.48 HOUR FORECAST LOW MOVED FAR N OF AREA. FIRST TROUGH FROM 30N148W 
TO 26N148W TO 21N149W. SECOND TROUGH DISSIPATED. WINDS 20 TO 30 KT 
E OF A LINE FROM 18N140W TO 25N145W TO 30N147W.

.SEE HIGH SEAS FORECASTS FROM OCEAN PREDICTION CENTER UNDER  
WMO HEADER FZXPN01 KWBC FOR FORECAST DETAILS NORTH OF 30N. 

.SYNOPSIS AND FORECAST.

.FRONT APPROACHING FROM THE NW. WINDS 20 TO 25 KT NW OF A LINE
FROM 30N163E TO 28N160E. 
.12 HOUR FORECAST NEW FRONT NEAR 30N160E. WINDS DIMINISHED TO
20 KT OR LESS. 
.24 HOUR FORECAST FRONT FROM 30N166E TO 28N160E. WINDS 20 TO 25
KT N OF 29N W OF 163E.
.48 HOUR FORECAST DISSIPATING FRONT FROM 30N179E TO 26N171E TO 
24N160E. WINDS DIMINISHED TO 20 KT OR LESS. 

.HIGH 28N175W 1019 MB MOVING E SLOWLY. NEARLY STATIONARY RIDGES FROM 
HIGH TO 23N167W TO 20N158W...AND FROM HIGH TO 23N176E TO 22N160E. 
.24 HOUR FORECAST HIGH 25N173W 1019 MB.
.48 HOUR FORECAST HIGH 26N169W 1018 MB.

.RIDGE FROM 30N144W TO 24N146W TO 18N153W MOVING E 10 KT. 

.SEAS 11 TO 15 FT N OF 27N BETWEEN 145W AND 157W. SEAS 8 TO 11 FT
ELSEWHERE N OF 25N E OF 176W. ALSO SEAS 8 TO 10 FT N OF 28N W OF 
175E.
.24 HOUR FORECAST SEAS 11 TO 14 FT N OF 27N E OF 158W. SEAS
8 TO 11 FT ELSEWHERE N OF 24N E OF 166W. ALSO SEAS 8 TO 9 FT 
N OF 28N BETWEEN 180W AND 171W. 
.48 HOUR FORECAST SEAS 8 TO 12 FT N OF 23N E OF 165W. 

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

.ITCZ FROM 06N140W TO 07N152W TO 09N161W TO 07N170W TO 04N173E 
TO 03N161E. SCATTERED MODERATE TSTMS S OF 07N W OF 173E...AND FROM 
08N TO 12N BETWEEN 157W AND 160W. ISOLATED MODERATE TSTMS WITHIN 
60 NM OF ITCZ BETWEEN 173E AND 167W.

$$

.FORECASTER BIRCHARD. HONOLULU HI.


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