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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220129212533.AB6271C0EEE@weather.cod.edu>
Date: Sat, 29 Jan 2022 21:25:33 +0000
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853 
FZPN40 PHFO 292124
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 UTC SAT JAN 29 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JAN 29 2022.
24 HOUR FORECAST VALID 1800 UTC JAN 30 2022.
48 HOUR FORECAST VALID 1800 UTC JAN 31 2022.

.WARNINGS. 

...GALE WARNING...
.FRONT FROM 30N169W TO 21N180E TO 14N164E TO 16N160E MOVING E 10 KT
ALONG 30N. WINDS 30 TO 40 KT N OF 26N BETWEEN 173W AND 165W. WINDS
20 TO 30 KT ELSEWHERE N OF A LINE FROM 25N157W TO 21N170W TO 21N180W.
SCATTERED MODERATE TSTMS WITHIN 120 NM E OF FRONT N OF 24N.
.24 HOUR FORECAST FRONT FROM 30N164W TO 25N177W TO 19N178E TO 13N160E.
S TO SW WINDS 20 TO 30 KT N OF 25N BETWEEN 170W AND 153W.
.48 HOUR FORECAST FRONT FROM 30N158W TO 22N164W TO 19N173W TO 18N180E.
WINDS 20 TO 30 KT N OF 25N BETWEEN 165W AND 150W...AND N OF 20N E OF
150W.

...GALE WARNING...
.48 HOUR FORECAST NEW FRONT FROM 30N166E TO 25N160E. WINDS 30 TO 40
KT N OF 26N W OF 176E. WINDS 20 TO 30 KT ELSEWHERE NW OF A LINE FROM
30N177W TO 22N170E TO 22N160E.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N175E TO 24N170E TO 23N160E MOVING E 40 KT. WINDS 20 TO
30 KT N OF 23N BETWEEN 165E AND 180W. ISOLATED MODERATE TSTMS WITHIN
90 NM E OF FRONT N OF 28N.
.24 HOUR FORECAST FRONT FROM 30N168W TO 22N180E TO 25N174E. WINDS 20
TO 30 KT N OF 24N BETWEEN 178E AND 170W.
.48 HOUR FORECAST FRONT MERGED WITH FRONT DESCRIBED IN FIRST GALE WARNING
ABOVE. WINDS DESCRIBED WITH FRONT IN FIRST WARNING ABOVE.

.FRONT FROM 30N143W TO 25N150W TO 23N160W MOVING E 20 KT. ISOLATED MODERATE
TSTMS WITHIN 90 NM OF FRONT N OF 25N.
.24 HOUR FORECAST FRONT FROM 30N140W TO 27N148W.
.48 HOUR FORECAST FRONT MOVED E OF AREA.

.24 HOUR FORECAST NEW TROUGH FROM 16N143W TO 11N145W.
.48 HOUR FORECAST TROUGH FROM 16N146W TO 11N146W.

.24 HOUR FORECAST NEW HIGH 25N169E 1018 MB.
.48 HOUR FORECAST HIGH 30N172W 1018 MB.

.RIDGE FROM 28N140W TO 28N142W MOVING NE 20 KT.

.RIDGE FROM 30N158W TO 21N170W TO 17N177W MOVING NE 20 KT. 

.RIDGE FROM 30N179W TO 22N170E TO 20N160E MOVING E 30 KT.

.NE TO E WINDS 20 TO 25 KT FROM 08N TO 14N BETWEEN 160W AND 150W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 02N TO 11N BETWEEN
W OF 175E... AND FROM 08N TO 15N BETWEEN 175W AND 155W. 
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 07N TO 13N BETWEEN
175E AND 160W.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 12 TO 14 FT N OF 25N BETWEEN 175W AND 166W. SEAS 8 TO 12 FT ELSEWHERE
N OF A LINE FROM 30N148W TO 23N160W TO 24N170W TO 20N180W TO 20N168E
TO 27N160E. SEAS 8 TO 9 FT FROM 08N TO 17N BETWEEN 177W AND 170W.
.24 HOUR FORECAST SEAS 12 TO 18 FT N OF 27N BETWEEN 174E AND 170W. SEAS
8 TO 12 FT ELSEWHERE N OF A LINE FROM 30N157W TO 23N166W TO 21N174E
TO 30N167E. SEAS 8 TO 10 FT FROM 07N TO 15N BETWEEN 173W AND 155W.
.48 HOUR FORECAST SEAS 12 TO 16 FT N OF 25N BETWEEN 172W AND 162W...
AND N OF 26N BETWEEN 164E AND 177E.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

.ITCZ FROM 02N140W TO 02N150W TO 01N157W. ISOLATED MODERATE BETWEEN
ITCZ AND 08N E OF 148W.

.SCATTERED MODERATE TSTMS FROM 02N TO 08N W OF 168E...AND FROM 11N
TO 18N E OF 145W.

$$

.FORECASTER SHIGESATO. HONOLULU HI.


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