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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220312104746.34CA21C0EEF@weather.cod.edu>
Date: Sat, 12 Mar 2022 10:47:46 +0000
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846 
FZPN40 PHFO 121047
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC SAT MAR 12 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MAR 12 2022.
24 HOUR FORECAST VALID 0600 UTC MAR 13 2022.
48 HOUR FORECAST VALID 0600 UTC MAR 14 2022.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.STATIONARY FRONT FROM 24N175E TO 22N168E TO 19N160E. WIND NE 20 TO 
25 KT WITHIN 150 NM N OF FRONT. 
.24 HOUR FORECAST FRONT FROM 27N170W TO 22N176E TO 21N160E. 
WIND NE 20 TO 25 KT WITHIN 150 NM N OF FRONT. 
.48 HOUR FORECAST DEVELOPING LOW NEAR 25N173E 1013 MB. FRONTS FROM 
LOW TO 28N178W AND FROM LOW TO 22N168E TO 19N160E. WINDS NE TO NW 
20 TO 30 KT WITHIN 240 NM N OF FRONTAL BOUNDARY. 

.COLD FRONT FROM 30N175W TO 26N179E TO 24N175E MOVING NE 35 KT.
WIND SW 20 TO 30 KT N OF 26N WITHIN 240 NM E OF FRONT. WINDS NW TO
NE 20 TO 30 KT OVER FORECAST WATERS N OF FRONT. ASSOCIATED SEAS
INCLUDED BELOW.
.24 HOUR FORECAST FRONT FROM 30N161W TO 27N170W. ASSOCIATED WINDS
DIMINISHED TO 20 KT OR LESS. 
.48 HOUR FORECAST FRONT FROM 30N147W TO 27N155W. 

.OTHERWISE WINDS NE TO SE 20 TO 30 KT WITHIN AN AREA BOUND BY 22N150W
22N140W 06N140W 06N155W 00N165W 00N175W 06N179E 04N160E TO 12N160E 
12N179E 22N150W. 
.24 HOUR FORECAST WINDS NE TO SE 20 TO 25 KT WITHIN AN AREA BOUND BY 
22N150W 22N140W 06N140W 06N170W 00N179W 00N161E 14N161E 14N160W 22N150W.
.48 HOUR FORECAST WINDS WINDS NE TO E 20 TO 30 KT WITHIN AN AREA 
BOUND BY 20N140W 06N140W 105N150W 02N165W 02N175W 06N170E 14N170E 
18N150W 22N140W. 

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 8 TO 12 FT OVER FORECAST WATERS N OF A LINE FROM 30N165W TO
25N179E TO 22N165E. ALSO SEAS 8 TO 10 FT WITHIN AN AREA BOUND BY 
18N160W 16N140W 04N140W 04N175W 08N170E 15N170E 18N160W. 
.24 HOUR FORECAST SEAS 8 TO 11 FT OVER FORECAST WATERS N OF A LINE 
FROM 30N160W TO 22N179E TO 22N170E. SEAS 8 TO 9 FT WITHIN AN AREA
BOUND BY 16N160W 14N140W 04N140W 04N170E 14N170E 16N160W. 
.48 HOUR FORECAST SEAS 8 TO 10 FT WITHIN AN AREA BOUND BY 30N179W 
30N143W 25N155W 22N175W 22N175E 18N160E 23N160E 30N179W...AND ALSO
WITHIN 16N170W 12N140W 04N140W 04N172E 12N170E 16N170W. 

.HIGH NEAR 28N157W 1023 MB. RIDGE FROM HIGH TO 22N179W. 

.RIDGE FROM 28N140W TO 24N150W.

.ITCZ FROM 04N140W TO 02N157W TO 04N170W TO 07N178E TO 05N170E TO 
05N160E. SCATTERED MODERATE TSTMS WITHIN 240 NM N OF CONVERGENCE LINE
E OF 147W AND ALSO WITHIN 240 NM WITHER SIDE OF CONVERGENCE LINE W OF
178E. 

$$

.FORECASTER BEDAL. HONOLULU HI.


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