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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220130104106.7A3921C0EEE@weather.cod.edu>
Date: Sun, 30 Jan 2022 10:41:06 +0000
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712 
FZPN40 PHFO 301040
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC SUN JAN 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JAN 30 2022.
24 HOUR FORECAST VALID 0600 UTC JAN 31 2022.
48 HOUR FORECAST VALID 0600 UTC FEB 01 2022.

.WARNINGS. 

...GALE WARNING...
.24 HOUR FORECAST NEW FRONT W OF AREA. WINDS 30 TO 35 KT N OF 25N 
W OF 164E. WINDS 20 TO 30 KT ELSEWHERE NW OF A LINE FROM 30N177E 
TO 22N163E TO 22N160E. 
.48 HOUR FORECAST FRONT FROM 30N176E TO 24N167E TO 21N160E. WINDS 
30 TO 40 KT N OF 25N BETWEEN FRONT AND 176W. WINDS 20 TO 30 KT 
ELSEWHERE NW OF A LINE FROM 30N170W TO 26N172W TO 21N160E.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N167W TO 25N172W TO 20N178E TO 16N168E TO 14N160E
MOVING E 10 KT N OF 20N...AND NEARLY STATIONARY ELSEWHERE. WINDS
20 TO 30 KT N OF 26N BETWEEN FRONT AND 156W. SCATTERED MODERATE 
TSTMS WITHIN 150 NM OF FRONT N OF 22N...AND WITHIN 60 NM OF A LINE
FROM 30N162W TO 25N164W.
.24 HOUR FORECAST FRONT FROM 30N161W TO 23N167W TO 18N175W. WINDS 
20 TO 30 KT N OF 25N BETWEEN 150W AND 177W.
.48 HOUR FORECAST FRONT FROM 30N155W TO 23N161W TO 21N169W. WINDS
20 TO 30 KT N OF 28N BETWEEN FRONT AND 149W.

.FRONT FROM 30N177W TO 25N178E TO 23N172E MOVING E 40 KT. WINDS 
20 TO 30 KT N OF A LINE FROM 30N172W TO 24N177W TO 26N172E TO
30N170E. ISOLATED MODERATE TSTMS WITHIN 90 NM E OF FRONT N OF 28N.
.24 HOUR FORECAST FRONT MERGED WITH FRONT DESCRIBED IMMEDIATELY
ABOVE. WINDS DESCRIBED WITH FRONT IMMEDIATELY ABOVE.

.FRONT FROM 30N141W TO 25N148W NEARLY STATIONARY. 
.24 HOUR FORECAST FRONT DISSIPATED.

.24 HOUR FORECAST NEW TROUGH FROM 16N144W TO 11N146W.
.48 HOUR FORECAST TROUGH FROM 16N149W TO 11N150W.

.HIGH W OF AREA 21N157E 1014 MB MOVING NE 40 KT. RIDGE FROM HIGH
TO 23N165E TO 28N168E MOVING NE 40 KT.
.24 HOUR FORECAST HIGH 30N177E 1018 MB.
.48 HOUR FORECAST HIGH N OF AREA 31N165W 1019 MB.

.RIDGE FROM 30N151W TO 23N160W TO 18N169W TO 16N179W MOVING NE 
20 KT. 

.NE TO E WINDS 20 TO 25 KT FROM 08N TO 16N BETWEEN 155W AND 
169W...AND FROM 03N TO 10N W OF 169E.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 02N TO 10N 
W OF 175E...AND FROM 07N TO 12N BETWEEN 175E AND 157W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 08N TO 14N 
BETWEEN 164W AND 175W.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 12 TO 14 FT N OF 27N BETWEEN 165W AND 171W...AND N OF 27N
BETWEEN 179W AND 170E. SEAS 8 TO 12 FT ELSEWHERE N OF A LINE FROM 
30N145W TO 26N150W TO 26N164W TO 20N177W TO 20N174E TO 30N160E. 
SEAS 8 TO 9 FT FROM 08N TO 15N BETWEEN 155W AND 175W.
.24 HOUR FORECAST SEAS 18 TO 20 FT N OF 28N BETWEEN 170W AND 175W.
SEAS 12 TO 18 FT ELSEWHERE N OF A LINE FROM 30N167W TO 25N173W TO
25N178E. SEAS 8 TO 12 FT ELSEWHERE N OF A LINE FROM 30N157W TO 
23N164W TO 21N179E TO 30N167E. SEAS 8 TO 10 FT FROM 05N TO 15N 
BETWEEN 155W AND 180W...AND NW OF A LINE FROM 30N165E TO 17N160E.
.48 HOUR FORECAST SEAS 12 TO 16 FT N OF A LINE FROM 30N159W TO
23N164W TO 30N170W...AND N OF A LINE FROM 30N179W TO 25N169E TO
28N160E. SEAS 8 TO 12 FT ELSEWHERE N OF A LINE FROM 30N153W TO
16N172W TO 14N180E...AND N OF A LINE FROM 25N180E TO 23N160E. 
SEAS 8 TO 9 FT FROM 07N TO 10N BETWEEN 164W AND 174E.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

.ITCZ FROM 04N140W TO 04N150W TO 03N161W. ISOLATED MODERATE TSTMS
WITHIN 150 NM N OF ITCZ W OF 145W.

.SCATTERED MODERATE TSTMS FROM 12N TO 17N E OF 145W. ISOLATED
MODERATE TSTMS S OF 07N W OF 166E.

$$

.FORECASTER AHUE. HONOLULU HI.


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