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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220313100526.CC5DE1C0EEF@weather.cod.edu>
Date: Sun, 13 Mar 2022 10:05:26 +0000
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081 
FZPN40 PHFO 131005
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC SUN MAR 13 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 13 2022.
24 HOUR FORECAST VALID 0600 UTC MAR 14 2022.
48 HOUR FORECAST VALID 0600 UTC MAR 15 2022.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N160W TO 24N178W TO 23N163E MOVING E 30 KT N OF 
24N...AND NEARLY STATIONARY ELSEWHERE. NE TO E WINDS 20 TO 25 KT
WITHIN 180 NM N OF FRONT BETWEEN 172W AND 170E. 
.24 HOUR FORECAST FRONT FROM 30N145W TO 28N149W TO 25N166W. WINDS
DIMINISHED TO 20 KT OR LESS.
.48 HOUR FORECAST FRONT FROM 30N140W TO 28N146W TO 29N153W. 

.TROUGH W OF AREA MOVING ENE 30 KT.
.24 HOUR FORECAST TROUGH FROM 27N177W TO 25N177E TO 21N168E TO 
19N160E. NE TO E WINDS 20 TO 30 KT WITHIN 210 NM N OF TROUGH W OF
176E.
.48 HOUR FORECAST NEW LOW 30N164W 1016 MB. FRONT FROM LOW TO 
27N167W TO 24N175W TO 21N170E. NE TO E WINDS 20 TO 25 KT WITHIN 180
NM N OF FRONT BETWEEN 170W AND 178E.

.TROUGH W OF AREA MOVING E 25 KT.
.24 HOUR FORECAST TROUGH FROM 30N170E TO 26N160E.
.48 HOUR FORECAST TROUGH DISSIPATED.

.NE TO E WINDS 20 TO 25 KT FROM 05N TO 17N W OF 147W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 05N TO 17N BETWEEN 
150W AND 178W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 04N TO 14N E OF 
180E.

.RIDGE FROM 28N140W TO 25N166W MOVING E 10 KT...AND GRADUALLY 
ERODING FROM THE W. 

.RIDGE FROM 30N168E TO 29N160E MOVING E 25 KT.

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

.SEAS 8 TO 12 FT N OF A LINE FROM 30N162W TO 22N180E TO 21N171E. 
SEAS 8 TO 11 FT FROM 04N TO 17N BETWEEN 165W AND 170E. SEAS 8 TO 10
FT FROM 04N TO 19N BETWEEN 145W AND 165W.
.24 HOUR FORECAST SEAS 8 TO 12 FT N OF A LINE FROM 30N147W TO 
23N160W TO 20N168W TO 20N180E. SEAS 8 TO 11 FT FROM 03N TO 17N 
BETWEEN 152W AND 169E. SEAS 8 TO 10 FT WITHIN 90 NM OF A LINE FROM
28N180E TO 20N160E. SEAS 8 TO 9 FT FROM 17N TO 20N BETWEEN 170W AND 
178E.
.48 HOUR FORECAST SEAS 8 TO 11 FT N OF A LINE FROM 24N140W TO 
20N148W TO 20N161W TO 24N170W...AND FROM 03N TO 13N E OF 145W. SEAS
8 TO 10 FT FROM 04N TO 18N BETWEEN 156W AND 172E. SEAS 8 TO 9 FT 
FROM 05N TO 11N BETWEEN 145W AND 156W.

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

.ISOLATED MODERATE TSTMS FROM 10N TO 18N E OF 148W.

.ITCZ FROM 03N140W TO 03N160W TO 07N175E TO 07N160E. SCATTERED
MODERATE TSTMS WITHIN 180 NM N OF ITCZ BETWEEN 170W AND 166E...AND 
S OF 11N W OF 166E.

$$

.FORECASTER HOUSTON. HONOLULU HI.


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