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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220225152650.3423D1C0EEE@weather.cod.edu>
Date: Fri, 25 Feb 2022 15:26:50 +0000
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556 
FZPN40 PHFO 251526
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC FRI FEB 25 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC FEB 25 2022.
24 HOUR FORECAST VALID 1200 UTC FEB 26 2022.
48 HOUR FORECAST VALID 1200 UTC FEB 27 2022.

.WARNINGS. 

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N160W TO 25N171W MOVING E 30 KT N OF 25N...THENCE 
BECOMING STATIONARY FROM 25N171W TO 22N173E.
.24 HOUR FORECAST WEAKENING FRONT FROM 30N147W TO 28N154W.
.48 HOUR FORECAST FRONT DISSIPATED. 

.FRONT FROM 30N166E TO 27N160E MOVING E 30 KT. SW WINDS 20 TO 25 
KT N OF 29N BETWEEN 172E AND FRONT. 
.24 HOUR FORECAST FRONT FROM 30N176E TO 20N160E. W WINDS 20 TO 25
KT JUST N OF 30N. 
.48 HOUR FORECAST FRONT FROM 30N158W TO 25N176W. WINDS DIMINISHED
TO 20 KT OR LESS. 

.HIGH 29N176E 1021 MB MOVING NE 30 KT. RIDGE FROM HIGH TO 24N160E
MOVING NE 30 KT. 
.24 HOUR FORECAST HIGH MOVED NE OF AREA.

.RIDGE FROM 30N140W TO 27N152W TO 25N165W MOVING E SLOWLY...AND 
GRADUALLY ERODING FROM THE W.

.NE TO E WINDS 20 TO 25 KT BOUNDED BY AN AREA 23N140W 08N140W
06N163W 03N173E 06N160E 16N160E 19N170W 19N155W 23N140W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT BOUNDED BY AN AREA 
21N140W 09N140W 06N158W 00N162W 05N161W 08N177E 02N166E 04N160E 
16N160E 19N173W 10N155W 21N140W. 
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT BOUNDED BY AN AREA 
21N140W 09N140W 07N165W 06N175E 08N167E 05N163E 09N160E 22N160E 
24N178E 17N177W 18N154W 21N140W.
 
.OTHERWISE...WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.

.SEAS 12 TO 16 FT N OF A LINE FROM 30N160W TO 08N178W TO 08N172E 
TO 30N160E. SEAS 8 TO 12 FT ELSEWHERE W OF A LINE FROM 30N155W TO
20N164W TO 02N164W. SEAS 8 TO 10 FT FROM 05N TO 17N E OF 164W.
.24 HOUR FORECAST SEAS 12 TO 14 FT N OF A LINE 30N150W TO 23N160W
26N171W TO 30N175W ...AND BOUNDED BY AN AREA 22N172W 11N156W 
06N170W 07N180W 20N178W 22N172W. SEAS 8 TO 12 FT ELSEWHERE N OF 
05N...AND N OF 02N W OF 160W. 
.48 HOUR FORECAST SEAS 8 TO 11 FT N OF A LINE FROM 09N140W TO 
00N158W 00N178E TO 14N170E TO 03N160E.

.OTHERWISE...SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA.

.ITCZ FROM 08N140W TO 07N158W TO 06N173W. ISOLATED MODERATE TSTMS
WITHIN 150 NM ON EITHER SIDE OF ITCZ. 

$$

.FORECASTER BLOOD. HONOLULU HI.


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