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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220215222007.C51E01C0EEE@weather.cod.edu>
Date: Tue, 15 Feb 2022 22:20:07 +0000
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570 
FZPN40 PHFO 152213
HSFNP 

HIGH SEAS FORECAST 
NATIONAL WEATHER SERVICE HONOLULU HI ISSUED 
BY OCEAN PREDICTION CENTER WASHINGTON DC 
1800 UTC TUE FEB 15 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FEB 15 2022.
24 HOUR FORECAST VALID 1800 UTC FEB 16 2022.
48 HOUR FORECAST VALID 1800 UTC FEB 17 2022.

.WARNINGS. 

...GALE WARNING...
.FRONT FROM 30N171E TO 25N163E TO 24N160E MOVING E 20 KT. SW 
WINDS 25 TO 35 KT WITHIN 360 NM E OF FRONT N OF 28N...AND FROM 
25N TO 30N W OF 170E. N WINDS 20 TO 30 KT N OF FRONT. S TO SW 
WINDS 20 TO 30 KT ELSEWHERE N OF A LINE FROM 25N179E TO 25N171E 
TO 24N160E.
.24 HOUR FORECAST FRONT FROM 30N174W TO 24N180W TO 24N166E 
24N160E. S TO SW WINDS 20 TO 30 KT WITHIN 180 NM E OF FRONT N OF 
28N. NW WINDS 20 TO 30 KT WITHIN 180 NM W OF FRONT N OF 29N. NE 
TO E WINDS 20 TO 25 KT WITHIN 210 NM N OF FRONT BETWEEN 177W AND 
166E...AND E TO SE WINDS 20 TO 25 KT WITHIN 300 NM N OF FRONT W 
OF 166E.
.48 HOUR FORECAST FRONT FROM 30N164W TO 25N172W TO 24N178W. NE 
TO E WINDS 20 TO 30 KT WITHIN 300 NM N AND NW OF FRONT.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N161W TO 26N163W TO 20N171W TO 16N175E MOVING E 
SLOWLY N OF 20N...AND NEARLY STATIONARY ELSEWHERE. NE WINDS 20 
TO 25 KT WITHIN 150 NM NW OF FRONT E OF 166W.
.24 HOUR FORECAST FRONT DISSIPATED. WINDS DIMINISHED TO 20 KT OR 
LESS. 

.TROUGH FROM 30N156W TO 22N153W TO 17N150W MOVING W SLOWLY. E TO 
SE WINDS 20 TO 30 KT N AND NE OF A LINE FROM 14N140W TO 17N147W 
TO 30N156W. SCATTERED MODERATE TSTMS FROM 14N TO 28N E OF 
146W...AND FROM 24N TO 29N BETWEEN 146W AND 152W.
.24 HOUR FORECAST TROUGH FROM 30N157W TO 24N156W TO 14152W. E TO 
SE WINDS 20 TO 30 KT N OF A LINE FROM 10N140W TO 10N152W TO 
30N156W.
.48 HOUR FORECAST TROUGH FORECAST TROUGH FROM 30N158W TO 24N157W 
TO 12N154W. E TO NE WINDS 20 TO 25 KT N OF A LINE FROM 09N140W 
TO 09N148W TO 13N151W TO 19N157W. 

.NE TO E WINDS 20 TO 25 KT FROM 05N TO 20N BETWEEN 157W AND 160E.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 01N TO 20N 
BETWEEN 159W AND 160E.
.48 HOUR FORECAST NE TO E WINDS 20 TO 30 KT FROM 00N TO 23N 
BETWEEN 160W AND 174E...AND FROM 01N TO 17N BETWEEN 174E AND 
160E.

.48 HOUR FORECAST NEW LOW 29N162E 1011 MB. WARM FRONT FROM LOW 
TO 26N172E. S TO SE WINDS 20 TO 30 KT N OF LOW AND WARM 
FRONT...AND N OF 24N BETWEEN 168E AND 178W.

.HIGH JUST N OF AREA NEAR 30N167W 1022 MB MOVING NE 25 KT. 
RIDGES FROM HIGH TO 25N167W...FROM HIGH TO 30N175W...AND FROM 
HIGH TO 22N172E 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 17 FT N OF A LINE FROM 30N160W TO 13N178E TO 17N172E 
TO 30N160E. SEAS 8 TO 12 FT ELSEWHERE N OF A LINE FROM 30N140W 
TO 03N172W TO 04N160E. SEAS 8 TO 11 FT N OF A LINE FROM 22N143W 
TO 22N148W TO 27N153W. 
.24 HOUR FORECAST SEAS 12 TO 15 FT N OF 28N BETWEEN 179E AND 
169E. SEAS 12 TO 13 FT FROM 07N TO 15N BETWEEN 167W AND 170E. 
SEAS 8 TO 12 FT ELSEWHERE N OF A LINE FROM 12N140W TO 13N149W TO 
06N160W TO 02N180E TO 03N160E.
.48 HOUR FORECAST SEAS 12 TO 14 FT FROM 03N TO 14N BETWEEN 173W 
AND 171E. SEAS 12 TO 14 FT N OF 28N BETWEEN 180E AND 168E. SEAS 
8 TO 12 FT ELSEWHERE W OF 165W. SEAS 8 TO 10 FT N OF A LINE FROM 
08N140W TO 07N157W TO 02N165W.

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

.ISOLATED MODERATE TSTMS FROM 02N TO 08N BETWEEN 170E AND 163E.

.ITCZ FROM 08N140W TO 09N152W TO 05N163W TO 04N171W TO 04N170E.
ISOLATED MODERATE TSTMS WITHIN 120 NM OF ITCZ. 

$$

.FORECASTER JOSEPH. OCEAN PREDICTION CENTER.


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