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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220211151035.382061C0EEE@weather.cod.edu>
Date: Fri, 11 Feb 2022 15:10:35 +0000
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872 
FZPN40 PHFO 111510
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC FRI FEB 11 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC FEB 11 2022.
24 HOUR FORECAST VALID 1200 UTC FEB 12 2022.
48 HOUR FORECAST VALID 1200 UTC FEB 13 2022.

.WARNINGS. 

...GALE WARNING...
.FRONT FROM 30N163E TO 27N160E MOVING E 10 KT. WINDS 20 TO 30 KT 
NW OF A LINE FROM 30N170E TO 23N166E TO 22N160E. ISOLATED MODERATE 
TSTMS N OF 25N W OF 167E.
.06 HOUR FORECAST FRONT MERGED WITH NEW FRONT FROM 30N164E TO 
26N160E. WINDS 30 TO 40 KT NW OF FRONT. WINDS 20 TO 30 KT ELSEWHERE 
N OF 20N W OF 173E.
.24 HOUR FORECAST FRONT FROM 30N178E TO 23N171E TO 19N160E. WINDS
30 TO 45 KT N OF A LINE FROM 30N177W TO 25N174E TO 24N164E TO 
26N160E. WINDS 20 TO 30 KT ELSEWHERE N OF A LINE FROM 30N169W TO 
20N176E TO 19N160E.
.48 HOUR FORECAST FRONT FROM 30N171W TO 20N177E TO 13N160E. WINDS 
30 TO 35 KT N OF 28N BETWEEN 175W AND 170E. WINDS 20 TO 30 KT 
ELSEWHERE NW OF A LINE FROM 30N161W TO 20N178E TO 13N160E.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N177W TO 28N180E TO 27N176E MOVING E 15 KT. ISOLATED 
MODERATE TSTMS WITHIN 60 NM OF FRONT.
.24 HOUR FORECAST FRONT MOVED N OF AREA.

.FRONT FROM 30N158W TO 24N165W TO 21N171W NEARLY STATIONARY. ISOLATED
MODERATE TSTMS WITHIN 60 NM OF FRONT.
.24 HOUR FORECAST FRONT DISSIPATED. 

.TROUGH FROM 30N144W TO 24N145W MOVING W SLOWLY.
.24 HOUR FORECAST TROUGH FROM 30N144W TO 22N147W.
.48 HOUR FORECAST TROUGH FROM 30N146W TO 22N148W.

.HIGH 25N178E 1014 MB MOVING ENE 20 KT. RIDGE FROM 30N168W TO 
26N173W TO HIGH TO 20N160E MOVING E 20 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.RIDGE FROM 30N151W TO 26N152W TO 23N157W MOVING NE 10 KT.

.NE TO E WINDS 20 TO 25 KT FROM 04N TO 10N W OF 175E.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 07N TO 11N BETWEEN
180E AND 165W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 08N TO 11N BETWEEN
175W AND 155W.

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

.SEAS 8 TO 10 FT N OF 25N BETWEEN 173W AND 160W...AND N OF 25N
W OF 164E.
.24 HOUR FORECAST SEAS 18 TO 26 FT N OF 26N BETWEEN 171E AND 163E.
SEAS 12 TO 18 FT ELSEWHERE NW OF A LINE FROM 30N180E TO 25N175E TO
21N160E. SEAS 8 TO 12 FT ELSEWHERE NW OF A LINE FROM 30N175W TO 
22N175E TO 19N160E.
.48 HOUR FORECAST SEAS 18 TO 22 FT N OF 25N BETWEEN 178W AND 164E.
SEAS 12 TO 18 FT ELSEWHERE N OF A LINE FROM 30N172W TO 17N173E TO 
20N160E. SEAS 8 TO 12 FT ELSEWHERE NW OF A LINE FROM 30N168W TO 
16N171E TO 13N160E.

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

.ITCZ FROM 07N140W TO 08N153W TO 04N177E TO 03N160E. ISOLATED 
MODERATE TSTMS WITHIN 150 NM OF ITCZ W OF 175W.

$$

.FORECASTER AHUE. HONOLULU HI.


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