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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220223103728.099FB1C0EEE@weather.cod.edu>
Date: Wed, 23 Feb 2022 10:37:28 +0000
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543 
FZPN40 PHFO 231037
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC WED FEB 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FEB 23 2022.
24 HOUR FORECAST VALID 0600 UTC FEB 24 2022.
48 HOUR FORECAST VALID 0600 UTC FEB 25 2022.

.WARNINGS. 

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N175W TO 21N167E...THENCE SHEARLINE TO 19N163E 
MOVING E SLOWLY. SW WINDS 20 TO 25 KT N OF 28N BETWEEN 169W
AND 176E. W WINDS 20 TO 25 KT N OF 27N W OF 174E.
.24 HOUR FORECAST FRONT FROM 30N169W TO 22N174E. SHEAR LINE 
DISSIPATED. W TO SW WINDS 20 TO 25 KT N OF 28N BETWEEN 166W 
AND 169E.
.48 HOUR FORECAST DISSIPATING FRONT FROM 30N160W TO 26N170W.
WINDS DECREASED TO 20 KT OR BELOW.

.TROUGH FROM 30N149W TO 27N153W.
.24 HOUR FORECAST TROUGH DISSIPATED.

.RIDGE FROM 30N141W TO 28N148W NEARLY STATIONARY.

.RIDGE FROM 30N155W TO 21N175E MOVING E 30 KT.

.RIDGE FROM 24N160E TO 24N164E NEARLY STATIONARY.

.48 HOUR FORECAST NEW HIGH 1020 MB NEAR 26N174E.

.48 HOUR FORECAST NEW FRONT NEAR 30N160E.

.NE TO E WINDS 20 TO 25 KT BOUNDED BETWEEN 07N140W TO 03N160E
TO 13N160E TO 13N172W TO 25N140W TO 07N140W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT BOUNDED BETWEEN 
07N140W TO 02N160E TO 20N160E TO 17N165W TO 23N140W TO 07N140W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT BOUNDED BETWEEN 
07N140W TO 04N160E TO 19N160E TO 19N155W TO 23N140W TO 07N140W.

.SEAS 18 TO 23 FT N OF A LINE FROM 30N176E TO 25N169E TO 
25N160E. SEAS 12 TO 18 FT ELSEWHERE N OF A LINE FROM 30N178E TO
20N160E. SEAS 8 TO 12 FT ELSEWHERE N OF A LINE FROM 30N180E TO
17N160E. SEAS 8 TO 10 FT N OF 28N BETWEEN 150W AND 160W. SEAS
8 TO 10 FT FROM 14N TO 05N BETWEEN 171W AND 171E.
.24 HOUR FORECAST SEAS 18 TO 21 FT N OF 27N BETWEEN 173W AND 
166E. SEAS 12 TO 18 FT ELSEWHERE N OF A LINE FROM 30N168W TO
13N172E TO 13N160E. SEAS 8 TO 12 FT ELSEWHERE N OF A LINE FROM
30N164W TO 05N177W TO 05N160E. SEAS 8 TO 10 FT FROM 17N TO 05N
BETWEEN 142W AND 176W.
.48 HOUR FORECAST SEAS 12 TO 16 FT N OF A LINE FROM 30N157W TO
07N176W TO 07N174E TO 30N164E. SEAS 8 TO 12 FT ELSEWHERE N OF A
LINE FROM 30N152W TO 02N176W TO 02N160E. SEAS 8 TO 10 FT FROM
21N TO 05N E OF 168W.

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

.ITCZ FROM 07N140W TO 05N167W. SCATTERED MODERATE TSTMS WITHIN
360 NM N OF ITCZ.

.SCATTERED MODERATE TSTMS FROM 01N TO 08N W OF 167E.


$$

.FORECASTER FOSTER. HONOLULU HI.


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