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From: <ldm@weather.cod.edu>
Subject: North Pacific: High Seas Analysis
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Date: Sat, 8 Jan 2022 03:38:53 +0000
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781 
FZPN01 KWBC 080338
HSFEP1

HIGH SEAS FORECAST 
NWS OCEAN PREDICTION CENTER WASHINGTON DC 
ISSUED BY NATIONAL WEATHER SERVICE HONOLULU HI 
0430 UTC SAT JAN 08 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 0000 UTC JAN 08. 
24 HOUR FORECAST VALID 0000 UTC JAN 09. 
48 HOUR FORECAST VALID 0000 UTC JAN 10. 

.WARNINGS. 

...HURRICANE FORCE WIND WARNING... 
.LOW 37N175E 995 MB MOVING NE 45 KT AND INTENSIFYING. WITHIN 120 
NM SE AND 360 NM SW QUADRANTS WINDS 40 TO 50 KT. SEAS 18 TO 23 
FT. ELSEWHERE WITHIN 360 NM SE AND 660 NM SW QUADRANTS WINDS 25 
TO 40 KT. SEAS 10 TO 18 FT. 
.24 HOUR FORECAST LOW 40N163W 972 MB. WITHIN 360 NM SE AND 300 
NM SW QUADRANTS WINDS 45 TO 60 KT. SEAS 22 TO 32 FT. ELSEWHERE 
WITHIN 480 NM SE AND 660 NM SW QUADRANTS WINDS 30 TO 45 KT. SEAS 
12 TO 24 FT. 
.30 HOUR FORECAST LOW 40N157W 970 MB. WITHIN 180 NM S SEMICIRCLE 
WINDS 50 TO 65 KT. SEAS 24 TO 36 FT. 
.48 HOUR FORECAST LOW 45N145W 975 MB. WITHIN 240 NM SE AND S 
QUADRANTS WINDS 40 TO 55 KT. SEAS 22 TO 34 FT. ELSEWHERE WITHIN 
360 NM NE...480 NM SE...360 NM SW...AND 180 NM W QUADRANTS WINDS 
25 TO 40 KT. SEAS 13 TO 26 FT.

...STORM WARNING... 
.LOW 37N159W 987 MB MOVING NE 30 KT. WITHIN 600 NM NE...480 NM 
SE...660 NM SW...AND 840 NM NW QUADRANTS WINDS 30 TO 45 KT. SEAS 
14 TO 26 KT.  
.24 HOUR FORECAST LOW 47N150W 967 MB. WITHIN 90 NM SW SEMICIRCLE 
AND 480 NM E AND 720 NM SE QUADRANTS WINDS 40 TO 50 KT. SEAS 18 
TO 27 FT. ELSEWHERE WITHIN 780 NM NE...1200 NM SE...840 NM 
SW...AND 180 NM NW QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 22 FT.
.48 HOUR FORECAST LOW 55N151W 961 MB. BETWEEN 300 NM AND 420 NM 
NE AND 120 NM AND 840 NM SE QUADRANTS WINDS 40 TO 55 KT. SEAS 
SEAS 18 TO 35 FT. ELSEWHERE WITHIN 420 NM NE...1440 NM SE...240 
NM SW...AND 180 NM NW QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 22 
FT. 

...GALE WARNING... 
.LOW 49N164W 972 MB MOVING NW 10 KT. WITHIN 180 NM S SEMICIRCLE 
AND WITHIN 360 NM N...480 NM NE...AND BETWEEN 780 NM AND 1140 NM 
SE QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 20 FT. 
.24 HOUR FORECAST LOW 50N169W 968 MB. WITHIN 540 NM NE...600 NM 
S...840 NM SW...AND 720 NM NW QUADRANTS WINDS 25 TO 40 KT. SEAS 
10 TO 21 FT. 
.48 HOUR FORECAST LOW 50N168W 961 MB. WITHIN 540 NM SE...1260 NM 
SW...AND 720 NM NW QUADRANTS WINDS 30 TO 45 KT. SEAS N OF 48N 
BETWEEN 168W AND 179E AND FROM 40N TO 48N BETWEEN 163W AND 169E 
WINDS 30 TO 45 KT. SEAS 12 TO 25 FT. 

...GALE WARNING... 
.LOW 54N169E 981 MB MOVING SW 10 KT. WITHIN 780 NM NE...540 NM 
S...AND 360 NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 21 FT. 
 .24 HOUR FORECAST LOW 51N165E 991 MB. FROM 42N TO 51N W OF 173E 
WINDS 25 TO 40 KT. SEAS 11 TO 15 FT. 
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS ABSORBED BY LOW 
50N168W DESCRIBED ABOVE.

...GALE WARNING... 
.LOW 37N161E 1006 MB MOVING E 40 KT. WITHIN 240 NM S QUADRANT 
WINDS 25 TO 35 KT. SEAS 12 TO 15 FT.
.24 HOUR FORECAST LOW 37N179W 1002 MB. WITHIN 300 NM S...900 NM 
SW...AND 1080 NM W QUADRANTS WINDS 25 TO 40 KT. SEAS 9 TO 17 FT.
.48 HOUR FORECAST LOW 39N157W 987 MB. WITHIN 660 NM SE...600 NM 
SW...AND 360 NM W QUADRANTS WINDS 25 TO 40 KT. SEAS 12 TO 20 FT.

...GALE WARNING... 
.LOW 58N142W 998 MB NEARLY STATIONARY. NE OF A FRONT FROM 
60N147W TO 57N138W AND NE OF A LINE FROM 55N142W TO 46N124W 
WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW DISSIPATED. NE OF A LINE FROM 59N152W TO 
55N135W TO 50N128W WINDS 20 TO 40 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST CONDITIONS ABSORBED BY LOW 55N151W DESCRIBED 
ABOVE.

...HEAVY FREEZING SPRAY WARNING... 
.MODERATE TO HEAVY FREEZING SPRAY NE OF A LINE FROM 57N162W TO 
59N174W TO 62N176W AND N OF 60N E OF 153W. ELSEWHERE LIGHT TO 
MODERATE FREEZING SPRAY N OF 59N E OF 153W AND NE OF A LINE FROM 
56N160W TO 61N177W. 
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 59N 
BETWEEN 152W AND 154W INCLUDING IN COOK INLET AND NE OF A LINE 
FROM 56N160W TO 57N170W TO 61N178W. ELSEWHERE LIGHT TO MODERATE 
FREEZING SPRAY N OF A LINE FROM 59N151W TO 55N162W TO 56N170W TO 
60N179W. 
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 59N 
BETWEEN 152W AND 154W INCLUDING IN COOK INLET AND N OF A LINE 
FROM 56N160W TO 55N169W TO 60N180W. ELSEWHERE LIGHT TO MODERATE 
FREEZING SPRAY N OF A LINE FROM 59N151W TO 52N167W TO 54N175W TO 
58N177E. 

.SYNOPSIS AND FORECAST. 

.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 N OF 53N W OF 170E 
AND WITHIN AN AREA BOUNDED BY A LINE FROM 52N158W TO 49N145W TO 
46N154W TO 52N158W. 
.24 HOUR FORECAST DENSE FOG FROM 46N TO 53N BETWEEN 168W AND 
180W AND FROM 55N TO 59N E OF 145W AND WITHIN 300 NM NW OF A 
LINE FROM 55N140W TO 47N152W. 
.48 HOUR FORECAST DENSE FOG FROM 42N TO 52N BETWEEN 173W AND 
176E AND FROM 52N TO 59N BETWEEN 165W AND 173W AND WITHIN 120 NM 
NW OF A LINE FROM 61N147W TO 54N155W. 

.HIGH 37N137W 1019 MB MOVING NE 30 KT. 
.24 HOUR FORECAST HIGH INLAND. 

.HIGH 30N129W 1020 MB MOVING SW 10 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.FORECASTER BELL. OCEAN PREDICTION CENTER.

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 0000 UTC SAT JAN 08.
24 HOUR FORECAST VALID 0000 UTC SUN JAN 09.
48 HOUR FORECAST VALID 0000 UTC MON JAN 10.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FROM 04N TO 16N BETWEEN 111W AND 122W AND FROM 06N TO 12N 
BETWEEN 122W AND 127W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN 
DECAYING NW TO N SWELL. 
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FROM 10.5N TO 12N E OF 89W...INCLUDING THE GULF OF PAPAGAYO... 
NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.12 HOUR FORECAST NW OF LINE FROM 30N138W TO 28N140W WINDS 20 KT 
OR LESS. SEAS 8 FT IN NW SWELL.
.24 HOUR FORECAST COLD FRONT JUST NW OF AREA. N OF 29N W OF 138W 
S WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.30 HOUR FORECAST COLD FRONT FROM 30N138W TO 27N140W. N OF 28N E 
OF FRONT TO 133W S TO SW WINDS 20 TO 25 KT. SEAS 8 FT. N OF 29N 
W OF FRONT W TO NW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. 
.42 HOUR FORECAST WEAKENING COLD FRONT FROM 30N133W TO 24N139W. 
W OF A LINE FROM 30N136W TO 27N140W WINDS 20 KT OR LESS. SEAS 8 
TO 12 FT IN NW SWELL...HIGHEST FAR NW.
.48 HOUR FORECAST WEAKENING COLD FRONT FROM 30N132W TO 25N138W.
LITTLE CHANGE.

.48 HOUR FORECAST TROUGH FROM 17N122W TO 13N125W TO 11N127W.
FROM 15N TO 18N BETWEEN 118W AND 122W NE TO E WINDS 20 TO 25 KT.
SEAS 8 FT.

.WOLF VOLCANO LOCATED IN THE GALAPAGOS ISLANDS AT POSITION 00N 
91.3W IS CURRENTLY EXPERIENCING LIGHT VOLCANIC ASH EMISSIONS.
A LARGE PLUME OF LIGHT VOLCANIC ASH EXTENDS W FROM THE VOLCANO 
TO NEAR 93W AND FROM 01S TO 01N. MARINERS TRAVELING OVER THESE 
WATERS ARE URGED TO EXERCISE CAUTION. IF MARINERS ENCOUNTER 
VOLCANIC ASH...PLEASE REPORT THE OBSERVATION TO THE NATIONAL 
HURRICANE CENTER BY CALLING 1-305-229-4425.

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

CONVECTION VALID AT 0300 UTC SAT JAN 08...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

THE MONSOON TROUGH AXIS EXTENDS FROM LOW PRES OVER COLOMBIA NEAR 
09N74W 1010 MB TO 07N80W TO 09N87W TO 07N100W TO 09N110W TO LOW 
PRES NEAR 10N118W 1010 MB AND TO LOW PRES NEAR 09N125W 1010 MB. 
ITCZ EXTENDS FROM 09N125W TO 09N132W TO BEYOND THE AREA AT 
09N140W. SCATTERED MODERATE ISOLATED STRONG WITHIN 60 NM S OF 
TROUGH BETWEEN 113W AND 117W. SCATTERED MODERATE WITHIN 60 NM N 
OF ITCZ BETWEEN 128W AND 130W AND WITHIN 30 NM N OF TROUGH 
BETWEEN 113W AND 115W.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.


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