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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220225222608.B0ABC1C0EEE@weather.cod.edu>
Date: Fri, 25 Feb 2022 22:26:08 +0000
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237 
FZPN40 PHFO 252225
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC FEB 25 2022.
24 HOUR FORECAST VALID 1800 UTC FEB 26 2022.
48 HOUR FORECAST VALID 1800 UTC FEB 27 2022.

.WARNINGS. 

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N158W TO 27N165W TO 24N177W MOVING E 20 KT ALONG
30N...AND NEARLY STATIONARY W OF 162W. 
.24 HOUR FORECAST FRONT MOVED N OF FORECAST AREA. REMNANT TROUGH
FROM 28N167W TO 24N178W. 
.48 HOUR FORECAST TROUGH MERGED WITH FRONT DESCRIBED BELOW.

.FRONT FROM 30N166E TO 28N160E MOVING E 30 KT ALONG 30N. 
.24 HOUR FORECAST FRONT FROM 30N175W TO 26N170E TO 25N160E.
.48 HOUR FORECAST FRONT FROM 30N156W TO 25N168W TO 23N178W.

.48 HOUR FORECAST NEW TROUGH FROM 24N157W TO 18N158W.

.48 HOUR FORECAST NEW TROUGH FROM 29N165E TO 27N160E.

.HIGH 25N161E 1019 MB MOVING E 10 KT. RIDGE FROM 25N160E TO HIGH 
TO 25N170E TO 27N180W TO 30N167W.
.24 HOUR FORECAST HIGH DISSIPATED.

.RIDGE FROM 30N140W TO 26N160W MOVING S SLOWLY.

.NE TO E WINDS 20 TO 25 KT IN AREA BETWEEN LINE FROM 20N140W TO
17N180E TO 15N160E...AND LINE FROM 09N140W TO 06N160W TO 07N160E.
E WINDS 20 TO 25 KT S OF 03N BETWEEN 153W AND 175E.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 07N TO 17N...AND
FROM 19N TO 23N W OF 165E.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT IN AREA BETWEEN LINE
FROM 18N140W TO 14N165W TO 20N173W TO 19N160E...AND LINE FROM
08N140W TO 06N180E TO 08N160E.
 
.WINDS 20 KT OR LESS REST OF FORECAST AREA.

.SEAS 12 TO 15 FT N OF LINE FROM 29N154W TO 24N159W TO 21N173W TO
24N178E TO 28N174E. SEAS MAINLY 12 TO 14 FT FROM 07N TO 20N
BETWEEN 165W AND 180W. SEAS 8 TO 12 FT ELSEWHERE N OF 04N... 
EXCEPT SEAS 8 FT OR LESS N OF 21N E OF 149W. 
SEAS MAINLY 8 TO 10 FT S OF 04N W OF 169W. 
.24 HOUR FORECAST SEAS MAINLY 12 TO 14 FT FROM 08N TO 14N BETWEEN
158W AND 175W. SEAS 8 TO 12 FT ELSEWHERE N OF LINE FROM 10N140W TO
02N160W TO 00N166W TO 00N179E TO 04N160E...EXCEPT SEAS 8 FT OR
LESS FROM 21N TO 28N W OF 173E.
.48 HOUR FORECAST SEAS MAINLY 8 TO 11 FT FROM 05N TO 23N. SEAS 8
TO 10 FT E OF LINE FROM 30N180W TO 23N163W. SEAS ALSO 8 TO 10 FT 
S OF 05N BETWEEN 148W AND 178E.

.SEAS 8 FT OR LESS REST OF FORECAST AREA.

.ITCZ FROM 07N140W TO 06N150W TO 05N160W TO 05N178W. ISOLATED TO
LOCALLY SCATTERED MODERATE TSTMS BETWEEN ITCZ AND 09N FROM 155W TO
177W. ISOLATED MODERATE TSTMS WITHIN 60 NM OF ITCZ E OF 144W.

$$

.FORECASTER KINEL. HONOLULU HI.


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