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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220127033446.35C0B1C0EEE@weather.cod.edu>
Date: Thu, 27 Jan 2022 03:34:46 +0000
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077 
FZPN40 PHFO 270334
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC THU JAN 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC JAN 27 2022.
24 HOUR FORECAST VALID 0000 UTC JAN 28 2022.
48 HOUR FORECAST VALID 0000 UTC JAN 29 2022.

.WARNINGS. 

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N172W TO 25N176W TO 23N177E TO 20N160E MOVING E 20 
KT ALONG 30N. WINDS 20 TO 30 KT N OF 24N BETWEEN 164W AND 177W. ISOLATED
MODERATE TSTMS WITHIN 180 NM SE OF FRONT N OF 24N.
.24 HOUR FORECAST FRONT FROM 30N162W TO 23N170W TO 21N180W. 
WITHIN 180 NM E OF THE FRONT N OF 28N S TO SW WINDS 20 TO 25 KT.
.48 HOUR FORECAST FRONT FROM 30N150W TO 27N155W TO 24N164W. WINDS
EASED TO 20 KT OR LESS.

.FRONT FROM 30N144W TO 27N150W MOVING E 10 KT.
.24 HOUR FORECAST FRONT WEAKENED TO TROUGH FROM 28N140W TO 
27N144W.
.48 HOUR FORECAST TROUGH DISSIPATED.

.24 HOUR FORECAST NEW FRONT FROM 30N166E TO 26N160E. SW WINDS 20 
TO 25 KT WITHIN 180 NM E OF FRONT N OF 29N.
.48 HOUR FORECAST FRONT FROM 30N173E TO 20N165E TO 17N160E. SW 
WINDS 20 TO 30 KT WITHIN WITHIN 330 NM E OF FRONT N OF 20N. 

.HIGH NEAR 27N163E 1017 MB MOVING E 25 KT. RIDGE FROM HIGH TO 
30N164E. RIDGE FROM HIGH TO 24N170E TO 25N177E. RIDGE FROM HIGH TO
25N160E.
.24 HOUR FORECAST HIGH MOVED N OF AREA.

.HIGH NEAR 30N154W 1020 MB. RIDGE FROM HIGH TO 24N163W TO 18N176E.
HIGH AND RIDGE MOVING ENE 15 KT AND GRADUALLY ERODING FROM THE 
SW.
.24 HOUR FORECAST HIGH 24N173E 1016 MB. 
.48 HOUR FORECAST HIGH DISSIPATED.

.NE TO E WINDS 20 TO 25 KT FROM 05N TO 18N BETWEEN 174W AND 178E.
.24 HOUR FORECAST WINDS EASED TO 20 KT OR LESS.

.WINDS 20 KT OR LESS REST OF FORECAST AREA. 

.SEAS 8 TO 13 FT N OF A LINE FROM 30N165W TO 26N175W TO 22N160E. 
ALSO SEAS MAINLY 8 TO 10 FT N OF 26N BETWEEN 151W AND 163W...AND 
FROM 05N TO 10N BETWEEN 172W AND 178W. 
.24 HOUR FORECAST SEAS 8 TO 13 FT N OF A LINE FROM 30N167W TO 
22N180E TO 20N170E TO 29N160E. 
.48 HOUR FORECAST SEAS 8 TO 11 FT N OF A LINE FROM 30N157W TO 
18N178W TO 22N160E. 

.SEAS 8 FT OR LESS REST OF FORECAST AREA.

.ITCZ FROM 08N140W TO 09N150W TO 02N165W TO 05N174E. ISOLATED 
MODERATE TSTMS WITHIN N OF ITCZ W OF 174W AND E OF 145W.


$$

.HONOLULU FORECAST OFFICE.


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