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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220210105327.0E5101C0EEE@weather.cod.edu>
Date: Thu, 10 Feb 2022 10:53:27 +0000
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684 
FZPN40 PHFO 101053
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC THU FEB 10 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FEB 10 2022.
24 HOUR FORECAST VALID 0600 UTC FEB 11 2022.
48 HOUR FORECAST VALID 0600 UTC FEB 12 2022.

.WARNINGS. 

...GALE WARNING...
.24 HOUR FORECAST NEW FRONT FROM 30N162E TO 28N160E. S TO SW WINDS 
20 TO 30 KT N OF 25N W OF 166E. 
.48 HOUR FORECAST FRONT FROM 30N172E TO 25N167E TO 20N160E. WINDS
30 TO 45 KT N OF A LINE FROM 30N178E TO 24N173E TO 23N163E TO
27N160E. WINDS 20 TO 30 KT N OF A LINE FROM 30N177W TO 21N180E TO
19N160E.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N164W TO 25N169W TO 21N176W TO 18N173E TO 18N160E
MOVING E 20 KT N OF 21N...AND NEARLY STATIONARY ELSEWHERE. S TO
SW WINDS 20 TO 25 KT N OF 27N BETWEEN FRONT AND 160W. ISOLATED 
MODERATE TSTMS WITHIN 120 NM EITHER SIDE OF FRONT N OF 26N.
.24 HOUR FORECAST FRONT FROM 30N157W TO 25N163W TO 21N173W. WINDS
DIMINISHED TO 20 KT OR LESS.
.48 HOUR FORECAST FRONT FROM 30N151W TO 25N155W TO 25N162W. 

.FRONT FROM 30N171E TO 27N166E TO 26N160E MOVING E 20 KT. W TO SW 
WINDS 20 TO 25 KT N OF 28N BETWEEN 173E AND 168E.
.24 HOUR FORECAST FRONT FROM 30N179W TO 27N177E TO 26N172E. WINDS 
DIMINISHED TO 20 KT OR LESS. 
.48 HOUR FORECAST FRONT MOVED N OF AREA. 

.24 HOUR FORECAST NEW TROUGH FROM 30N145W TO 23N141W.
.48 HOUR FORECAST TROUGH FROM 30N141W TO 24N142W.

.HIGH 24N161E 1018 MB MOVING ENE 10 KT. RIDGE FROM 29N178E TO 
24N173E TO HIGH TO 24N160E MOVING E 10 KT.
.24 HOUR FORECAST HIGH 28N176E 1017 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.RIDGE FROM 30N151W TO 22N161W TO 17N170W MOVING NE 10 KT.

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

.SEAS 8 TO 12 FT N OF A LINE FROM 25N157W TO 21N171W TO 21N178E TO
28N161E.
.24 HOUR FORECAST SEAS 8 TO 10 FT N OF 26N BETWEEN 160W AND 175W.
.48 HOUR FORECAST SEAS 18 TO 24 FT NW OF A LINE FROM 30N168E TO 
26N165E TO 24N160E. SEAS 12 TO 18 FT ELSEWHERE NW OF A LINE FROM 
30N176E TO 25N171E TO 21N160E. SEAS 8 TO 12 FT ELSEWHERE NW OF A 
LINE FROM 30N178E TO 25N175E TO 20N160E. 

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

.ITCZ FROM 09N142W TO 07N160W TO 06N172W TO 03N178E TO 03N164E. 
ISOLATED MODERATE TSTMS WITHIN 60 NM OF ITCZ.

$$

.FORECASTER AHUE. HONOLULU HI.


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