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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220128033228.810B01C0EEE@weather.cod.edu>
Date: Fri, 28 Jan 2022 03:32:28 +0000
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827 
FZPN40 PHFO 280331
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC JAN 28 2022.
24 HOUR FORECAST VALID 0000 UTC JAN 29 2022.
48 HOUR FORECAST VALID 0000 UTC JAN 30 2022.

.WARNINGS. 

...GALE WARNING...
.LOW NEAR 27N162E 1008 MB. COLD FRONT FROM 30N166E TO 29N164E TO
LOW TO 24N160E MOVING E 30 KT. WINDS SW 20 TO 25 KT WITHIN 270 NM
E OF FRONT AND LOW S OF 27N. ISOLATED MODERATE TSTMS WITHIN 180 
NM E OF FRONT N OF 28N.
.24 HOUR FORECAST LOW NEAR 28N177E 1004 MB. FRONT FROM LOW TO 
21N170E TO 17N160E. WINDS S TO SW 20 TO 35 KT WITHIN 300 NM SE 
QUADRANT OF LOW. WINDS 20 TO 30 KT ELSEWHERE IN AREA BOUNDED BY 
30N180W 30N171W 22N175W 21N171E 25N171E 30N171W.
.48 HOUR FORECAST LOW FAR N OF FORECAST AREA. FRONT FROM 30N170W 
TO 21N180W TO 15N160E. S WINDS 30 TO 35 KT N OF 28N BETWEEN 162W 
AND 165W. WINDS 20 TO 30 KT ELSEWHERE N OF 23N LINE FROM 30N158W 
TO 23N168W TO 22N174W. ASSOCIATED SEAS INCLUDED BELOW. 

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 30N162W TO 23N173W TO 21N176E MOVING E 20 KT N 
OF 23N AND NEARLY STATIONARY AND DISSIPATING ELSEWHERE. WINDS S TO
SW 20 TO 25 KT N OF 28N BETWEEN 155W AND FRONT. SCATTERED TO
ISOLATED MODERATE TSTMS WITHIN 150 NM SE OF FRONT. 
.24 HOUR FORECAST FRONT FROM 30N151W TO 24N160W. N TO NW WINDS 20
TO 30 KT N OF FRONT E OF 156W.
.48 HOUR FORECAST FRONT FROM 30N143W TO 25N146W TO 25N154W. WINDS
EASED TO 20 KT OR LESS.

.DISSIPATING COLD FRONT FROM 29N140W TO 27N144W MOVING E 15 KT.
.12 HOUR FORECAST FRONT DISSIPATED. 

.24 HOUR FORECAST NEW COLD FRONT FROM 30N162E TO 27N160E. WINDS NW
TO W 20 TO 25 KT N OF 26N W OF 164E. 
.48 HOUR FORECAST COLD FRONT FROM 30N179E TO 25N172E TO 21N160E. 
WINDS W TO NW 20 TO 30 KT N OF 27N BETWEEN 177W AND 172E.

.48 HOUR FORECAST WINDS NE TO E 20 TO 25 KT FROM 10N TO 16N 
BETWEEN 153W AND 164W...AND FROM 05N TO 10N W OF 167E.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 8 TO 12 FT N OF LINE FROM 30N168W TO 19N172E TO 28N160E. 
SEAS 8 TO 9 FT N OF 28N BETWEEN 144W AND 148W.
.24 HOUR FORECAST SEAS 8 TO 12 FT N OF LINE FROM 30N160W TO 
17N179E TO 23N160E.
.48 HOUR FORECAST SEAS 12 TO 14 FT N OF 28N BETWEEN 165W AND 
168E. SEAS 8 TO 12 FT ELSEWHERE N OF LINE FROM 26N160W TO 21N180W 
TO 22N173E TO 26N162E. SEAS 8 TO 9 FT N OF 26N BETWEEN 147W AND 
160W. 

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

.HIGH NEAR 29N174W 1017 MB MOVING NE 25 KT. RIDGE FROM HIGH TO 
17N160E MOVING E 20 KT. 
.24 HOUR FORECAST HIGH MOVED FAR N OF AREA.

.RIDGE FROM 30N147W TO 22N163W TO 19N175W MOVING E 15 KT AND 
ERODING FROM THE W.

.ITCZ FROM 07N140W TO 09N151W TO 08N158W TO 02N173W TO 05N175E TO
04N166E. ISOLATED MODERATE TSTMS WITHIN 90 NM N OF ITCZ W OF 
175W...AND WITHIN 120 NM EITHER SIDE OF ITCZ E OF 160W.


$$

.HONOLULU FORECAST OFFICE.


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