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From: <ldm@weather.cod.edu>
Subject: North Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
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Date: Tue, 25 Jan 2022 22:18:43 +0000
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425 
FZPN01 KWBC 252218
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC TUE JAN 25 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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. 

ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE 
NATIONAL WEATHER SERVICE. EMAIL US AT 
VOSOPS@NOAA.GOV(LOWERCASE).

SECURITE

PACIFIC N OF 30N AND S OF 67N E OF A LINE FROM BERING STRAIT 
TO 50N 160E

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 1800 UTC JAN 25. 
24 HOUR FORECAST VALID 1800 UTC JAN 26.
48 HOUR FORECAST VALID 1800 UTC JAN 27.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 42N168E 955 MB MOVING NE 15 KT. WITHIN 120 NM SW QUADRANT
WINDS 55 TO 70 KT. SEAS 18 TO 26 FT. ELSEWHERE WITHIN 360 NM
NE...540 NM SE...240 NM S...180 NM SW...AND 180 NM NW QUADRANTS 
WINDS 45 TO 60 KT. SEAS 15 TO 24 FT. ALSO WITHIN 480 NM NE...660 
NM SE...540
NM S...480 NM SW...AND 360 NM NW QUADRANTS...AND WITHIN 240 NM E 
OF A LINE FROM 30N170E TO 36N175E WINDS 30 TO 45 KT. SEAS 9 TO 
21 FT...HIGHEST S OF CENTER. OTHERWISE FROM 30N TO 55N W OF 178E 
WINDS 20 TO 35 KT. SEAS 8 TO 18 FT...HIGHEST S OF CENTER.
.24 HOUR FORECAST LOW 48N170E 953 MB. WITHIN 360 NM SW AND 240 NM
NE SEMICIRCLES...AND WITHIN AN AREA BOUNDED BY A LINE FROM
55N170E TO 47N177W TO 50N177W TO 54N179E TO 56N172E TO 55N172E
WINDS 45 TO 55 KT. SEAS 18 TO 32 FT....EXCEPT SEAS 12 TO 24 FT IN
THE BERING SEA. ELSEWHERE WITHIN 420 NM W...660 NM S...360 NM
E...660 NM NE...AND 540 NM N QUADRANTS...AND WITHIN AN AREA
BOUNDED BY A LINE FROM 50N178E TO 45N175W TO 45N172W TO 50N175W
TO 50N178E WINDS 35 TO 45 KT. SEAS 12 TO 29 FT...EXCEPT SEAS 9 TO
16 FT IN THE BERING SEA...HIGHEST SE OF CENTER. ALSO FROM 30N TO
60N W OF 168W WINDS 25 TO 35 KT. SEAS 8 TO 21 FT...HIGHEST S OF
CENTER.
.48 HOUR FORECAST LOW 51N168E 966 MB. WITHIN 720 NM NE...AND 360
NM S AND SW QUADRANTS WINDS 30 TO 45 KT. SEAS 12 TO 25
FT...HIGHEST N OF CENTER. ELSEWHERE FROM 41N TO 61N W OF 165W
WINDS 20 TO 30 KT. SEAS 8 TO 22 FT...HIGHEST NEAR 47N175E.

...STORM WARNING...
.24 HOUR FORECAST NEW LOW 42N174W 981 MB. EXCEPT WHERE DESCRIBED
WITH LOW 48N170E ABOVE...WITHIN 180 NM NE QUADRANT WINDS 35 TO 50
KT. SEAS 9 TO 17 FT.
.48 HOUR FORECAST LOW 51N176W 987M. EXCEPT WHERE DESCRIBED WITH
LOW 51N168E ABOVE...WITHIN 120 NM N QUADRANT WINDS 35 TO 45 KT.
SEAS 12 TO 22 FT.

...STORM WARNING...
.36 HOUR FORECAST LOW 36N160E 995 MB. S OF 38N W OF 165W WINDS 25
TO 40 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 39N169E 986 MB. WITHIN 240 NM SE...420 NM
S...AND 90 NM W QUADRANTS WINDS 35 TO 50 KT. SEAS 12 TO 20 FT.
ELSEWHERE FROM 30N TO 40N W OF 176E WINDS 25 TO 35 KT. SEAS 10 TO
18 FT. ALSO FROM 30N TO 41N BETWEEN 167W AND 176E WINDS TO 25 KT.
SEAS 8 TO 18 FT...HIGHEST SEAS NEAR 39N179W.

...GALE WARNING...
.COMPLEX LOW WITH MAIN LOW 46N158W 1003 MB MOVING NE 15 KT. FROM
30N TO 54N BETWEEN 145W TO 175W WINDS 25 TO 35 KT. SEAS 8 TO 18
FT...HIGHEST NEAR 36N165W.
.24 HOUR FORECAST LOW DISSIPATED WITH NEW LOW TO FORM NEAR 
50N153W 987 MB. WITHIN 360 NM NW QUADRANT WINDS 35 TO 45 KT. SEAS
9 TO 16 FT. ELSEWHERE FROM 32N TO 57N BETWEEN 138W AND 168W WINDS
25 TO 35 KT. SEAS 8 TO 15 FT.
.48 HOUR FORECAST LOW 53N153W 983 MB. N OF 46N BETWEEN 133W AND
165W WINDS 25 TO 40 KT. SEAS 8 TO 16 FT. 

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 37N170W 998 MB. FROM 30N TO 40N BETWEEN
164W AND 180W WINDS 25 TO 40 KT. SEAS 8 TO 18 FT...HIGHEST NEAR
40N180W. 
.48 HOUR FORECAST LOW 42N158W 994 MB. FROM 30N TO 44N BETWEEN
148W AND 167W WINDS 25 TO 40 KT. SEAS 8 TO 15 FT.

.SYNOPSIS AND FORECAST.

.SEMISOPOCHNOI VOLCANO AT POSITION 51.6N 179.4E LOCATED 140
NAUTICAL MILES W OF ADAK ISLAND REMAINS IN A STATE OF UNREST SO
LOW LEVEL ASH EMISSIONS ARE POSSIBLE. MARINERS SHOULD EXERCISE
CAUTION. IF YOU ENCOUNTER VOLCANIC ASH OR FLOATING VOLCANIC
DEBRIS YOU ARE ENCOURAGED TO REPORT THE OBSERVATION TO THE OCEAN
PREDICTION CENTER BY CALLING 301 683 1520.

.LOW 61N148W 1011 MB MOVING NE 10 KT. WITHIN 300 NM S AND SE
SEMICIRCLES WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 50N
BETWEEN 174E AND 164E...FROM 41N TO 53N BETWEEN 150W AND
167W...AND FROM 60N TO 63N E OF 173W
.24 HOUR FORECAST DENSE FOG FROM 43N TO 56N BETWEEN 180W AND
161E
AND FROM 48N TO 57N BETWEEN 144W AND 160W.
.48 HOUR FORECAST DENSE FOG FROM 49N TO 56N W OF 177W...FROM 38N
TO 42N BETWEEN 172E AND 166E...FROM 51N TO 55N BETWEEN 142W AND
144W...WITHIN 90 NM W OF A LINE FROM 52N171W TO 49N165W...AND N
OF 51N BETWEEN 140W AND 160W.

.LIGHT TO MODERATE FREEZING SPRAY W OF A LINE FROM 56N158W TO 
56N157W TO 57N162W...NE OF A LINE FROM 60N179W TO 59N175W TO
58N172W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY NE OF A LINE
FROM 60N178W TO 57N173W TO 56N164W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N  OF A LINE
FROM 60N180W TO 56N173W TO 55N167W TO 55N160W TO 57N155W...AND
FROM 49N TO 51N W OF 163E.

.HIGH 53N137W 1025 MB MOVING NE 15 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 36N131W 1024 MB NEARLY STATIONARY.
.24 HOUR FORECAST HIGH 36N129W 1022 MB.
.48 HOUR FORECAST HIGH 36N127W 1022 MB.

.HIGH 31N169W 1023 MB MOVING E 30 KT.
.24 HOUR FORECAST HIGH 31N157W 1022 MB.
.48 HOUR FORECAST HIGH 31N145W 1022 MB.

.HIGH 54N173W 1021 MB MOVING NE 15 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.FORECASTER EHRBAR. OCEAN PREDICTION CENTER.

NWS NATIONAL HURRICANE CENTER MIAMI FL

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 1800 UTC TUE JAN 25.
24 HOUR FORECAST VALID 1800 UTC WED JAN 26.
48 HOUR FORECAST VALID 1800 UTC THU JAN 27.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 10N121W TO 07N128W TO 30N140W TO 29N118W TO 10N121W
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN W TO NW SWELL.
.24 HOUR FORECAST WITHIN 19N127W TO 18N140W TO 22N140W TO 
23N132W TO 21N127W TO 19N127W WINDS 20 KT OR LESS. SEAS 8 FT IN 
NW SWELL. WITHIN 05N113W TO 06N119W TO 16N118W TO 16N115W TO 
11N110W TO 05N113W WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.15 HOUR FORECAST WITHIN 15N94W TO 14N95W TO 16N96W TO 16N94W TO
15N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 30 
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 14N95W TO 14N96W TO 16N96W TO 16N93W TO
14N95W...INCLUDING THE GULF OF TEHUANTEPEC...NW TO N WINDS 20 TO
30 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 12N95W TO 12N96W TO 16N96W TO 16N94W TO
15N94W TO 12N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE 
WINDS 20 TO 25 KT. SEAS 8 FT.

.18 HOUR FORECAST WITHIN 10N86W TO 11N88W TO 12N88W TO 12N87W TO
11N86W TO 10N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

CONVECTION VALID AT 2030 UTC TUE JAN 25...

.SURFACE TROUGH FROM 18N129W TO 13N133W. SCATTERED MODERATE 
ISOLATED STRONG FROM 13.5N TO 22N BETWEEN 121W AND 136W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH FROM 04.5N77W TO 02.5N78W. ANOTHER SURFACE TROUGH
FROM 09N84W TO LOW PRES NEAR 07.5N90W 1011 MB. MONSOON TROUGH 
FROM 07.5N90W TO 09N106W. SURFACE TROUGH FROM 12N107W TO LOW PRES
NEAR 08N110W 1011 MB TO LOW PRES NEAR 09N118W 1011 MB TO 
07N128W. ITCZ FROM 07N128W TO 08.5N140W. SCATTERED MODERATE FROM 
00N TO 08N BETWEEN 77W AND 81W...AND FROM 06N TO 10N BETWEEN 105W
AND 119W.


.FORECASTER HAGEN. NATIONAL HURRICANE CENTER.

$$


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