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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220128214900.4AD461C0EEE@weather.cod.edu>
Date: Fri, 28 Jan 2022 21:49:00 +0000
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163 
FZPN40 PHFO 282148
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 UTC FRI JAN 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JAN 28 2022.
24 HOUR FORECAST VALID 1800 UTC JAN 29 2022.
48 HOUR FORECAST VALID 1800 UTC JAN 30 2022.

.WARNINGS. 

...GALE WARNING...
.LOW NEAR 28N171E 1003 MB MOVING ENE 35 KT. COLD FRONT FROM LOW TO
26N176E TO 21N170E TO 16N160E. SE TO S WINDS 20 TO 35 KT N OF A LINE
FROM 30N171W TO 20N175E. W TO NW WINDS 20 TO 25 N OF 21N BETWEEN 166E
AND 175E. ISOLATED MODERATE TSTMS N OF 22N BETWEEN FRONT AND 173W.
.24 HOUR FORECAST LOW N OF FORECAST AREA. FRONT FROM 30N170W TO 22N180W
TO 16N166E. S WINDS 30 TO 40 KT N OF 26N BETWEEN 172W AND 162. WINDS
20 TO 30 KT ELSEWHERE N OF 22N BETWEEN 180W AND 158W.
.48 HOUR FORECAST FRONT FROM 30N163W TO 20N175W TO 17N165E. WINDS 20
TO 30 KT N OF 25N BETWEEN 179E AND 153W. 

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 30N153W TO 23N163W TO 22N168W MOVING E 20 KT. WINDS
20 TO 25 KT N OF 26N WITHIN 150 NM E OF FRONT. WINDS 20 TO 25 KT N
OF 27N BETWEEN 160W AND 153W. 
.24 HOUR FORECAST FRONT FROM 30N143W TO 27N145W TO 23N160W. WINDS 20
TO 25 KT N OF 26N BETWEEN 150W AND 144W.
.48 HOUR FORECAST DISSIPATING FRONT FROM 30N140W TO 25N144W.

.24 HOUR FORECAST NEW FRONT FROM 30N174E TO 25N170E TO 25N160E. WINDS
20 TO 25 KT N OF 24N BETWEEN 165E AND 180W. 
.48 HOUR FORECAST FRONT FROM 30N168W TO 22N180W TO 22N177E. ASSOCIATED
WINDS INCLUDED WITH COLD FRONT DESCRIBED IN WARNING SECTION ABOVE.

.WINDS 20 TO 25 KT FROM 12N TO 18N BETWEEN 180W AND 155W. 
.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 08N TO 15N BETWEEN 167W AND
147W.
.48 HOUR FORECAST NE WINDS 20 TO 25 KT FROM 07N TO 14N BETWEEN 177W
AND 155W... AND FROM 04N TO 12N W OF 180W.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 8 TO 12 FT N OF A LINE FROM 30N158W TO 17N174W TO 17N170E TO
22N160E.
.24 HOUR FORECAST SEAS 8 TO 12 FT N OF A LINE FROM 30N145W TO 23N160W
TO 25N166W TO 20N180W TO 27N160E.
.48 HOUR FORECAST SEAS 12 TO 14 FT N OF 26N BETWEEN 177E AND 171W.
SEAS 8 TO 12 FT ELSEWHERE N OF 23N BETWEEN 170E AND 160W. SEAS 9 TO
10 FT FROM 07N TO 14N BETWEEN 173W AND 155W... AND N OF 27N E OF 147W.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

.RIDGE FROM 30N141W TO 27N145W TO 25N160W MOVING E 20 KT. 

.RIDGE FROM 30N170W TO 21N176W TO 15N169E MOVING NE 20 KT. 

.ITCZ FROM 07N141W TO 06N154W TO 07N162W AND FROM 03N173W TO 01N173E.
ISOLATED MODERATE TSTMS FROM ITCZ TO 13N E OF 145W.

.SCATTERED MODERATE TSTMS FROM 04N TO 09N W OF 173E.

$$

.FORECASTER SHIGESATO. HONOLULU HI.


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