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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220115115052.A8A4F1C0EEE@weather.cod.edu>
Date: Sat, 15 Jan 2022 11:50:52 +0000
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737 
FZPN40 PHFO 151033
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC SAT JAN 15 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JAN 15 2022.
24 HOUR FORECAST VALID 0600 UTC JAN 16 2022.
48 HOUR FORECAST VALID 0600 UTC JAN 17 2022.

.WARNINGS. 

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N156W TO 26N160W TO 23N170W TO 25N177W MOVING E 10 
KT ALONG 30N AND NEAR STATIONARY W OF 169W. SW WINDS 20 TO 25 KT N
OF 29N BETWEEN 157W AND 150W. SCATTERED MODERATE TSTMS WITHIN 270
NM E OF FRONT N OF 24N. 
.24 HOUR FORECAST WEAK FRONT FROM 30N150W TO 21N165W. WINDS 
DIMINISHED TO 20 KT OR LESS. 
.48 HOUR FORECAST FRONT DISSIPATED.

.FRONT FROM 30N177E TO 21N160E MOVING E 20 KT. W TO SW WINDS 20 
TO 30 KT N OF A LINE FROM 28N160E TO 25N170E TO 27N180E TO 30N177W.
.24 HOUR FORECAST FRONT FROM 30N175W TO 20N160E. W TO NW WINDS 20
TO 25 KT N OF A LINE FROM 27N160E TO 30N175E.
.48 HOUR FORECAST FRONT FROM 30N170W TO 18N160E. SW TO NW WINDS 
20 TO 30 KT N OF A LINE FROM 30N160E TO 27N165E TO 24N180E TO 
24N174W TO 30N164W.

.HIGH 21N173W 1017 MB NEARLY STATIONARY. RIDGES FROM HIGH TO 
20N165E AND FROM HIGH TO 20N161W NEARLY STATIONARY. 
.24 HOUR FORECAST HIGH DISSIPATED.

.WINDS NE TO E 20 TO 25 KT FROM 04N TO 11N BETWEEN 175E AND 170W.
.24 HOUR FORECAST WINDS DIMINISHED TO 20 KT OR LESS. 

.RIDGE FROM 30N140W TO 23N150W TO 27N146W TO 20N158W. 

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 12 TO 18 FT N OF A LINE FROM 22N160E TO 30N177E. SEAS 12 TO
17 FT N OF A LINE FROM 30N175W TO 25N174W TO 24N162W TO 30N153W. 
ELSEWHERE SEAS 8 TO 12 FT N OF A LINE FROM 20N160E TO 15N175E TO 
20N160W TO 10N150W TO 10N140W. SEAS 8 TO 10 FT FROM 03N TO 19N 
BETWEEN 174E AND 151W.
.24 HOUR FORECAST SEAS 12 TO 16 FT N OF A LINE FROM 25N160E TO 
22N170E TO 30N178W. ELSEWHERE SEAS 8 TO 12 FT N OF A LINE FROM 
10N160E TO 30N170W TO 15N175W TO 15N160W TO 30N143W. SEAS 8 TO 9 F
FROM 05N TO 12N BETWEEN 172E AND 158W.
.48 HOUR FORECAST SEAS 18 TO 19 FT N OF 29N BETWEEN 169E AND 
175E. SEAS 12 TO 18 FT N OF A LINE FROM 26N160E TO 23N170E TO 
23N180E TO 30N168W. ELSEWHERE SEAS 8 TO 12 FT N OF A LINE FROM 
07N160E TO 07N180E TO 30N162W. SEAS 8 TO 9 FT FROM 07N TO 16N 
BETWEEN 177W AND 155W...AND N OF 18N E OF 153W.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

.ITCZ FROM 09N140W TO 07N142W TO 04N154W. 

.ISOLATED MODERATE TSTMS FROM 00N TO 08N W OF 180E.

$$

.FORECASTER JELSEMA. HONOLULU HI.


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