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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220216033216.AC5181C0EEE@weather.cod.edu>
Date: Wed, 16 Feb 2022 03:32:16 +0000
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670 
FZPN40 PHFO 160323
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC WED FEB 16 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FEB 16 2022.
24 HOUR FORECAST VALID 0000 UTC FEB 17 2022.
48 HOUR FORECAST VALID 0000 UTC FEB 18 2022.

.WARNINGS. 

...GALE WARNING...
.FRONT FROM 30N174E TO 24N165E TO 23N160E MOVING E 20 KT. SW WINDS
25 TO 35 KT WITHIN 360 NM E OF FRONT N OF 25N. N WINDS 20 TO 30 KT
FROM 23N TO 27N W OF 170E. 
.24 HOUR FORECAST FRONT FROM 30N170W TO 23N180W TO 25N170E TO 26N160E.
WINDS 20 TO 30 KT N OF A LINE FROM 30N170W TO 20N178W.
.48 HOUR FORECAST FRONT FROM 30N162W TO 23N174W TO 23N180E TO 26N172E.
NE TO E WINDS 20 TO 30 KT N OF 20N BETWEEN 170E AND 162W.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N159W TO 26N160W TO 23N164W MOVING E SLOWLY.
.24 HOUR FORECAST FRONT DISSIPATED. 

.TROUGH FROM 30N157W TO 25N154W TO 21N150W MOVING W SLOWLY. E TO SE
WINDS 20 TO 30 KT N AND NE OF A LINE FROM 14N140W TO 14N147W TO 30N155W.
SCATTERED MODERATE TSTMS FROM 21N TO 26N BETWEEN 150W AND 145W.
.24 HOUR FORECAST TROUGH FROM 30N158W TO 24N157W. E TO SE WINDS 20
TO 25 KT N OF TROUGH... AND N OF 10N E OF 150W.
.48 HOUR FORECAST TROUGH FORECAST TROUGH FROM 30N158W TO 22N156W. E
TO NE WINDS 20 TO 25 KT N OF A LINE FROM 09N140W TO 16N157W. 

.NE TO E WINDS 20 TO 25 KT FROM 05N TO 14N BETWEEN 160E AND 157W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT S OF 20N W OF 160W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 30 KT S OF 20N W OF 163W.

.48 HOUR FORECAST NEW FRONT FROM 30N165E TO 28N171E. S TO SE WINDS
20 TO 30 KT N OF 24N BETWEEN 168E AND 180E.

.HIGH JUST N OF AREA NEAR 31N167W 1022 MB MOVING NE 25 KT. RIDGES
FROM HIGH TO 27N172W TO 20N165E TO 20N160E.
.24 HOUR FORECAST HIGH MOVED FAR N OF AREA.

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

.SEAS 12 TO 13 FT N OF 24N BETWEEN 177W AND 162W... AND N OF 28N BETWEEN
168E AND 177E. SEAS 8 TO 12 FT ELSEWHERE N OF A LINE FROM 22N144W TO
20N160W TO 05N163W TO 05N160E. SEAS 8 TO 10 FT FROM 15N TO 18N E OF
148W.
.24 HOUR FORECAST SEAS 12 TO 13 FT N OF 28N BETWEEN 173E AND 180W...
AND FROM 08N TO 12N BETWEEN 170E AND 170W. SEAS 8 TO 12 FT ELSEWHERE
N OF A LINE FROM 10N140W TO 10N155W TO 01N170W TO 02N160E.
.48 HOUR FORECAST SEAS 12 TO 13 FT FROM 04N TO 10N BETWEEN 174E AND
175W. SEAS 8 TO 12 FT ELSEWHERE N OF A LIEN FROM 07N140W TO 00N170W
TO 00N160E.

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

.ISOLATED MODERATE TSTMS FROM 08N TO 20N E OF 150W... AND FROM 02N TO
08N W OF 180W.

.ITCZ FROM 07N140W TO 07N155W TO 03N170W TO 01N178E. ISOLATED MODERATE
TSTMS WITHIN 60 NM OF ITCZ. 

$$

.FORECASTER SHIGESATO. HONOLULU HI.


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