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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220102101414.A9FD61C0EEE@weather.cod.edu>
Date: Sun, 2 Jan 2022 10:14:14 +0000
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661 
FZPN40 PHFO 021014
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC SUN JAN 02 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 02 2022.
24 HOUR FORECAST VALID 0600 UTC JAN 03 2022.
48 HOUR FORECAST VALID 0600 UTC JAN 04 2022.

.WARNINGS.

...GALE WARNING...
.COLD FRONT FROM 30N175E TO 25N170E TO 20N160E. NW WINDS 25 TO 40 
KT N OF 28N W OF 170E. NW TO W WINDS 20 TO 30 KT ELSEWHERE W OF 
COLD FRONT N OF 24N.
.24 HOUR FORECAST COLD FRONT FROM 30N176W TO 23N177E TO 15N160E. NW
TO W WINDS 20 TO 30 KT WITHIN 720 NM W OF COLD FRONT N OF 27N. NW
WINDS 20 TO 25 KT WITHIN 270 NM W OF COLD FRONT FROM 23N TO 27N...
SW WINDS 20 TO 25 KT WITHIN 150 NM E OF COLD FRONT N OF 26N...AND
NE WINDS 20 TO 25 KT WITHIN 210 NM N OF COLD FRONT W OF 164E. 
.48 HOUR FORECAST FRONT FROM 30N167W TO 22N175W TO 14N160E. NW 
WINDS 25 TO 35 KT N OF 28N BETWEEN 173W AND 178W. NW TO W WINDS 20 
TO 30 KT ELSEWHERE N OF 25N BETWEEN FRONT AND 179E. N TO NE WINDS 
20 TO 25 KT WITHIN 150 NM N OF FRONT BETWEEN 180E AND 168E...AND SW
WINDS 20 TO 25 KT WITHIN 150 NM E OF FRONT N OF 27N.

.SYNOPSIS AND FORECAST. 

.WEAKENING FRONT FROM 30N165W TO 23N167W TO 14N169W MOVING E 10 KT.
NW TO W WINDS 20 TO 25 KT N OF 26N BETWEEN 170W AND 176W. ISOLATED 
MODERATE TSTMS WITHIN 90 NM OF FRONT.
.24 HOUR FORECAST FRONT MERGED WITH TROUGH DESCRIBED IN SECTION
IMMEDIATELY BELOW. ASSOCIATED WINDS DIMINISHED TO 20 KT OR LESS.

.TROUGH FROM 29N162W TO 22N162W TO 21N161W TO 17N163W NEARLY
STATIONARY. E TO SE WINDS 20 TO 30 KT N OF A LINE FROM 19N150W TO 
21N155W TO 23N157W TO 23N162W. ISOLATED MODERATE TSTMS WITHIN 270 
NM E OF TROUGH. 
.24 HOUR FORECAST TROUGH FROM 30N162W TO 16N168W. S TO SE WINDS 
20 TO 25 KT N OF 25N BETWEEN 153W AND 159W.
.48 HOUR FORECAST WEAKENING TROUGH FROM 30N154W TO 26N156W. S WINDS 
20 TO 25 KT WITHIN 240 NM E OF TROUGH N OF 27N.

.E WINDS 20 TO 25 KT FROM 17N TO 22N E OF 150W.
.24 HOUR FORECAST E TO SE WINDS 20 TO 25 KT FROM 16N TO 24N E OF 
153W.
.48 HOUR FORECAST E TO SE WINDS 20 TO 25 KT FROM 18N TO 22N E OF 
150W.

.48 HOUR FORECAST NEW FRONT FROM 30N167E TO 29N164E TO 30N161E. 
SW WINDS 20 TO 30 KT N OF 28N W OF 163E.

.HIGH 20N171E 1011 MB MOVING SE SLOWLY. RIDGE FROM 19N164E TO HIGH
TO 16N174W MOVING ESE SLOWLY.
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 12N159W 1011 MB NEARLY STATIONARY. RIDGE FROM 30N145W TO 
19N150W TO HIGH TO 08N164W NEARLY STATIONARY.
.24 HOUR FORECAST HIGH DISSIPATED.

.OTHERWISE...WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.

.SEAS 12 TO 22 FT NW OF A LINE FROM 30N172E TO 24N167E TO 22N160E. 
SEAS 12 TO 14 FT N OF 27N BETWEEN 156W AND 162W. SEAS 12 TO 13 FT N 
OF 27N BETWEEN 171W AND 177W. SEAS 8 TO 12 FT ELSEWHERE N OF A 
LINE FROM 21N152W TO 21N164W TO 17N172W TO 17N179E TO 24N176E TO 
22N169E TO 17N160E.
.24 HOUR FORECAST SEAS 12 TO 21 FT NW OF A LINE FROM 30N177W TO 
23N174E TO 20N160E. SEAS 8 TO 12 FT ELSEWHERE N OF A LINE FROM 
30N162W TO 22N180E TO 16N172E TO 13N160E. SEAS 8 TO 9 FT N OF 24N 
BETWEEN 154W AND 160W.
.48 HOUR FORECAST SEAS 12 TO 20 FT N OF A LINE FROM 30N170W TO 
18N179E TO 18N168E. SEAS 8 TO 12 FT ELSEWHERE N OF A LINE FROM 
30N164W TO 13N180E TO 10N160E. 

.OTHERWISE...SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA.

.ITCZ FROM 09N140W TO 12N151W. ISOLATED MODERATE TSTMS WITHIN 75 NM 
N OF ITCZ.

$$

.FORECASTER HOUSTON. HONOLULU HI.


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