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From: <ldm@weather.cod.edu>
Subject: North Pacific: High Seas Analysis
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Date: Wed, 5 Jan 2022 23:47:59 +0000
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199 
FZPN01 KWBC 052347
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
ISSUED BY NATIONAL WEATHER SERVICE HONOLULU HI
2230 UTC WED JAN 05 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

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

SYNOPSIS VALID 1800 UTC JAN 05.
24 HOUR FORECAST VALID 1800 UTC JAN 06.
48 HOUR FORECAST VALID 1800 UTC JAN 07.

WARNINGS.

...STORM WARNING...
.LOW 50N172W 968 MB MOVING NW 20 KT. WITHIN 360 NM N QUADRANT WINDS 
40 TO 50 KT. SEAS 18 TO 28 FT. ELSEWHERE FROM 50N TO 60N BETWEEN 
160W AND 175E WINDS 25 TO 40 KT. SEAS 12 TO 22 FT. ALSO N OF 50N W 
OF 160W WINDS TO 25 KT. SEAS 10 TO 14 FT.
.24 HOUR FORECAST LOW 54N179E 976 MB. WITHIN 300 NM N QUADRANT WINDS 
40 TO 50 KT. SEAS 18 TO 28 FT. ELSEWHERE WITHIN 480 NM N SEMICIRCLE 
WINDS 25 TO 40 KT. SEAS 12 TO 22 FT. ALSO WITHIN 600 NM W QUADRANT 
WINDS TO 25 KT. SEAS 9 TO 16 FT.
.48 HOUR FORECAST LOW AND CONDITIONS NW OF AREA.

...STORM WARNING...
.LOW 35N150W 1008 MOVING NE 25 KT. WITHIN 360 NM E OF A LINE FROM 
40N145W TO LOW TO 30N151W WINDS 20 TO 30 KT. SEAS TO 12 FT.
.06 HOUR FORECAST LOW 38N146W 1006 MB. WITHIN 120 NM E OF A LINE 
FROM LOW TO 32N147W WINDS 25 TO 35 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 43N137W 996 MB. WITHIN 300 NM SE…240 NM SW AND 
120 NM W QUADRANTS WINDS 30 TO 45 KT. SEAS 9 TO 13 FT.
.30 HOUR FORECAST LOW 43N134W 990 MB. WITHIN 120 NM SW QUADRANT 
WINDS 40 TO 50 KT. SEAS 12 TO 20 FT.
.48 HOUR FORECAST LOW INLAND 50N121W 984 MB. WITHIN 420 NM SW 
QUADRANT WINDS 25 TO 35 KT. SEAS 12 TO 20 FT. ELSEWHERE WITHIN 600 
NM SW AND W QUADRANTS WINDS TO 25 KT. SEAS 9 TO 16 FT.

...STORM WARNING...
.18 HOUR FORECAST LOW 39N162E 985 MB. WITHIN 240 NM SW QUADRANT 
WINDS 40 TO 50 KT. SEAS 24 TO 34 FT.
.24 HOUR FORECAST LOW 37N167E 990 MB WITHIN 360 NM SW QUADRANT WINDS 
40 TO 50 KT. SEAS 24 TO 34 FT. ELSEWHERE S OF 41N W OF 180W WINDS 25 
TO 40 KT. SEAS 14 TO 26 FT.
.48 HOUR FORECAST LOW DISSIPATED WITH NEW LOW 43N168W 984 MB. S OF A 
LINE FROM 38N176E TO 39N172W TO 35N164W WINDS 25 TO 40 KT. SEAS 16 
TO 28 FT. ELSEWHERE S OF 42N BETWEEN 160W AND 170E WINDS TO 25 KT. 
SEAS 12 TO 20 FT.

...STORM WARNING...
.42 HOUR FORECAST LOW W OF AREA. S OF 35N W OF 162E WINDS 25 TO 35 
KT. SEAS 12 TO 16 FT.
.48 HOUR FORECAST LOW 36N162E 992 MB. WITHIN 90 NM S SEMICIRCLE 
WINDS 40 TO 50 KT. SEAS 16 TO 22 FT. ELSEWHERE S OF 36N W OF 168W 
WINDS 25 TO 40 KT. SEAS 12 TO 16 FT.

...GALE WARNING...
.LOW 40N176E 982 MB MOVING NE 25 KT. WITHIN 780 NM SE AND S 
QUADRANTS WINDS 25 TO 40 KT. SEAS 12 TO 18 FT. ELSEWHERE WITHIN 120 
NM N QUADRANT WINDS TO 25 KT. SEAS 10 TO 14 FT.
.24 HOUR FORECAST LOW 46N176W 966 MB. WITHIN 90 NM NE QUADRANT…120 
NM SW SEMICIRCLE…WITHIN120 NM N AND NE OF A LINE FROM 48N175W TO 
46N165W…AND S OF 41N BETWEEN 158W AND 180W WINDS 25 TO 40 KT. SEAS 
12 TO 22 FT. ELSEWHERE WITHIN 540 NM NE…960 NM SE…360 NM SW…AND 180 
NM NW QUADRANTS WINDS TO 25 KT. SEAS 9 TO 18 FT.
.48 HOUR FORECAST LOW 49N179E 975 MB. WITHIN 660 NM N AND 360 NM SW 
QUADRANT WINDS 25 TO 35 KT. SEAS 10 TO 18 FT. ELSEWHERE WITHIN 420 
NM SE QUADRANT WINDS TO 25 KT. SEAS 10 TO 14 FT.

...GALE WARNING...
.LOW 52N155W 992 MB MOVING NW 15 KT. WITHIN 600 NM NE AND 480 NM NW 
QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 16 FT. ELSEWHERE WITHIN 840 
NM NE QUADRANT WINDS TO 25 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW DISSIPATED. FROM 54N TO 58N BETWEEN 150W AND 
166W WINDS 25 TO 40 KT. SEAS 12 TO 20 FT.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

...GALE WARNING...
.LOW 49N145W 992 MB MOVING NE 30 KT. WITHIN 540 NM SE QUADRANT WINDS 
25 TO 35 KT. SEAS 9 TO 13 FT.
.24 HOUR FORECAST LOW 51N130W 992 MB. FROM 47N TO 52N E OF 137W 
WINDS 25 TO 40 KT. SEAS 10 TO 16 FT. ELSEWHERE WITHIN 420 NM S AND 
300 NM W QUADRANTS WINDS TO 25 KT. SEAS 9 TO 14 FT.
.48 HOUR FORECAST LOW INLAND AND CONDITIONS ABSORBED BY LOW 50N121W 
DESCRIBED ABOVE.

...GALE WARNING...
.48 HOUR FORECAST NEW LOW 49N163W 971 MB. FROM 45N TO 49N BETWEEN 
159W AND 170W AND FROM 50N TO 55N BETWEEN 154W AND 170W WINDS 25 TO 
40 KT. SEAS 10 TO 20 FT. ELSEWHERE WITHIN 600 NM NE QUADRANT WINDS 
TO 25 KT. SEAS 9 TO 14 FT.

...GALE WARNING...
.48 HOUR FORECAST NEW LOW 43N155W 991 MB. WITHIN 180 NM E OF A LINE 
FROM LOW TO 36N156W TO 35N159W WINDS 25 TO 35 KT. SEAS 9 TO 13 FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY N AND NE OF A LINE FROM 57N160W TO 
58N173W TO 61N177W. LIGHT TO MODERATE FREEZING SPRAY NE OF A LINE 
FROM 52N130W TO 59N144W TO 58N152W AND N OF A LINE FROM 58N160W TO 
56N179W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N AND NE OF A 
LINE FROM 60N170W TO 62N175W. LIGHT TO MODERATE FREEZING SPRAY NE OF 
A LINE FROM 52N130W TO 59N141W TO 58N151W AND NE OF A LINE FROM 
57N163W TO 61N177W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 60N W OF 
ALASKA. LIGHT TO MODERATE FREEZING SPRAY NE OF A LINE FROM 52N131W 
TO 59N140W AND N OF A LINE FROM 59N140W TO 59N147W TO 58N153W.

.SYNOPSIS AND FORECAST.

.S OF 35N BETWEEN 118W AND 123W AREA OF N WINDS TO 25 KT. SEAS 9 TO 
13 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.48 HOUR FORECAST LOW 57N140W 1000 MB. WITHIN 120 NM S AND SW OF A 
LINE FROM LOW TO 59N151W AND WITHIN 180 NM NE SEMICIRCLE WINDS TO 25 
KT. SEAS TO 10 FT.

.SEMISOPOCHNOI VOLCANO (AT POSITION 51.6N 179.4E) LOCATED 140 
NAUTICAL MILES W OF ADAK ISLAND IS CURRENTLY EXPERIENCING LOW LEVEL 
ERUPTIVE ACTIVITY. GIVEN THE RECENT HISTORY OF ERUPTIVE ACTIVITY AT 
THE VOLCANO...ADDITIONAL EMISSIONS MAY OCCUR AT ANY TIME. MARINERS 
ENCOUNTERING VOLCANIC ASH OR FLOATING VOLCANIC DEBRIS ARE ENCOURAGED 
TO REPORT THE OBSERVATION TO THE OCEAN PREDICTION CENTER BY CALLING 
301 683 1520.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 46N TO 51N BETWEEN 
129W AND 150W.
.24 HOUR FORECAST DENSE FOG FROM 50N TO 53N E OF 132W AND FROM 50N 
TO 54N W OF 176E.
.48 HOUR FORECAST DENSE FOG FROM 50N TO 56N BETWEEN 175E AND 168E.

.HIGH 33N131W 1029 MB MOVING NW 10 KT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST HIGH S OF AREA.

.24 HOUR FORECAST HIGH 33N154W 1021 MB.
.48 HOUR FORECAST HIGH 37N140W 1020 MB.

.FORECASTER KELLS. 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 WED JAN 5.
24 HOUR FORECAST VALID 1800 UTC THU JAN  6.
48 HOUR FORECAST VALID 1800 UTC FRI JAN  7.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 13N128W TO 13N133W TO 17N137W TO 19N129W TO 18N128W TO 
13N128W NE TO E WINDS 20 TO 25 KT. SEAS 11 TO 13 FT IN N SWELL.
ELSEWHERE WITHIN 10N122W TO 05N132W TO 08N140W TO 30N140W TO 29N118W 
TO 10N122W WINDS 20 KT OR LESS. SEAS 8 TO 14 FT IN NW SWELL.
.24 HOUR FORECAST WITHIN 06N129W TO 05N140W TO 22N140W TO 30N117W TO 
22N111W TO 06N129W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO N 
SWELL.
.48 HOUR FORECAST WITHIN 08N114W TO 07N140W TO 30N140W TO 12N126W TO 
16N116W TO 08N114W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW TO N 
SWELL.

.WITHIN 04N102W TO 05N103W TO 06N102W TO 06N101W TO 05N101W TO 
04N102W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL.
.06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS 
THAN 8 FT.

.WITHIN 10N88W TO 10N89W TO 11N86W TO 10N88W...INCLUDING THE 
GULF OF PAPAGAYO... NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT. WITHIN 
10N88W TO 10N89W TO 11N90W TO 11N89W TO 10N88W WINDS 20 KT OR LESS. 
SEAS 8 FT IN MERGING NW AND E SWELL.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS 
THAN 8 FT.

.06 HOUR FORECAST GULF OF CALIFORNIA WITHIN 26N110W TO 26N111W TO 
29N113W TO 27N111W TO 26N110W NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 
FT.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS 
THAN 8 FT.

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

CONVECTION VALID AT 2000 UTC WED JAN 5...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 10N74W TO 06.5N78W TO 09.5N83W TO 
07N95W. ITCZ CONTINUES FROM 07N95W TO 09N123W TO 08N131W TO BEYOND 
08.5N140W. SCATTERED MODERATE CONVECTION FROM 08N TO 13N BETWEEN 
102W AND 115W. SCATTERED MODERATE ISOLATED STRONG CONVECTION FROM 
06.5N TO 10.5N BETWEEN 122W AND 140W.

$$

.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.


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