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From: <ldm@weather.cod.edu>
Subject: North Pacific: High Seas Analysis
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Date: Thu, 13 Jan 2022 10:15:06 +0000
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477 
FZPN01 KWBC 131015
HSFEP1

HIGH SEAS FORECAST 
NWS OCEAN PREDICTION CENTER WASHINGTON DC 
1030 UTC THU JAN 13 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 0600 UTC JAN 13. 
24 HOUR FORECAST VALID 0600 UTC JAN 14. 
48 HOUR FORECAST VALID 0600 UTC JAN 15. 

.WARNINGS. 

...HURRICANE FORCE WIND WARNING... 
.LOW 38N170E 977 MB MOVING E 35 KT. WITHIN 180 NM W AND SW 
QUADRANTS WINDS 35 TO 50 KT. SEAS 12 TO 21 FT. ELSEWHERE W OF A 
LINE FROM 40N175E TO 30N179E WINDS 25 TO 40 KT. SEAS 10 TO 16 FT.
.12 HOUR FORECAST LOW 38N173E 974 MB. WITHIN 120 NM S AND SW 
QUADRANTS WINDS 55 TO 75 KT. SEAS 17 TO 31 FT. 
.24 HOUR FORECAST LOW 38N170W 984 MB. FROM 32N TO 36N BETWEEN 
170W AND 178W WINDS 35 TO 50 KT. SEAS 18 TO 29 FT. ELSEWHERE S 
OF 40N BETWEEN 161W AND 180W WINDS 25 TO 35 KT. SEAS 11 TO 20 
FT. 
.48 HOUR FORECAST LOW 39N156W 994 MB. WITHIN 540 NM E AND 420 NM 
W SEMICIRCLES WINDS 25 TO 35 KT. SEAS 10 TO 19 FT. 

...STORM WARNING... 
.LOW 50N157W 961 MB MOVING NE 20 KT WITH A FRONT FROM 50N148W TO 
44N147W TO 37N150W TO 30N159W. BETWEEN 60 NM AND 300 NM SE 
SEMICIRCLE AND WITHIN 120 NM E OF THE FRONT N OF 40N WINDS 35 TO 
45 KT. SEAS 18 TO 33 FT...EXCEPT E OF THE FRONT 14 TO 21 FT. 
ELSEWHERE WITHIN 540 NM NE...420 NM SE...420 NM SW...AND 360 NM 
NW QUADRANTS...AND WITHIN 300 NM E OF THE FRONT WINDS 25 TO 35 
KT. SEAS 12 TO 23 FT. 
.18 HOUR FORECAST LOW 55N155W 970 MB. WITHIN 120 NM N AND NE OF 
A LINE FROM 60N148W TO 57N138W WINDS 40 TO 55 KT. SEAS 13 TO 21 
FT. .24 HOUR FORECAST LOW 57N153W 980 MB. WITHIN 300 NM E 
SEMICIRCLE AND WITHIN 90 NM E OF A LINE FROM 69N140W TO 55N135W 
WINDS 25 TO 35 KT. SEAS 11 TO 24 FT.
.48 HOUR FORECAST LOW DISSIPATED INLAND AND ASSOCIATED 
CONDITIONS DIMINISHED. 

...STORM WARNING... 
.LOW 42N162W 988 MB MOVING NE 20 KT. WITHIN 660 NM SE QUADRANT 
AND FROM 32N TO 42N BETWEEN 162W AND 158W WINDS 25 TO 40 KT. 
SEAS 13 TO 20 FT. 
.24 HOUR FORECAST LOW 47N151W 985 MB. BETWEEN 60 NM AND 180 NM S 
QUADRANT WINDS 35 TO 50 KT. SEAS 18 TO 27 FT. ELSEWHERE WITHIN 
720 NM E...420 NM S...AND 240 NM W QUADRANTS WINDS 25 TO 40 KT. 
SEAS 12 TO 21 FT. 
.48 HOUR FORECAST LOW 55N138W 987 MB. WITHIN 180 NM NE AND 240 
NM SE QUADRANTS WINDS 30 TO 40 KT. SEAS 16 TO 27 FT. ELSEWHERE 
WITHIN 360 NM SE SEMICIRCLE AND 240 NM N QUADRANT WINDS 20 TO 30 
KT. SEAS 13 TO 21 FT. 

...GALE WARNING... 
.COMPLEX LOW WITH MAIN CENTER 45N129W 1004 MB MOVING NE 15 KT 
AND SECOND CENTER 49N132W 1004 MB MOVING NE 15 KT. WITHIN 240 NM 
S AND SW QUADRANTS WINDS 30 TO 40 KT. SEAS 14 TO 20 FT. 
ELSEWHERE WITHIN 360 NM NE QUADRANT...300 NM S SEMICIRCLE AND W 
QUADRANT... AND WITHIN 120 NM W OF A LINE FROM 47N122W TO 
52N130W WINDS 20 TO 30 KT. SEAS 9 TO 17 FT.
.24 HOUR FORECAST LOW DISSIPATED. FROM 40N TO 50N E OF 132W 
WINDS LESS THAN 25 KT. SEAS 8 TO 12 FT. 
.48 HOUR FORECAST FROM 43N TO 49N E OF 140W WINDS LESS THAN 25 
KT. SEAS 9 TO 18 FT. 

...GALE WARNING... 
.LOW 49N173W 989 MB MOVING SE 20 KT. WITHIN 300 NM SW SEMICIRCLE 
AND N OF 53N W OF 171W WINDS 25 TO 35 KT. SEAS 9 TO 17 FT. 
.24 HOUR FORECAST LOW DISSIPATED. N OF 55N W OF 173W WINDS TO 25 
KT. SEAS TO 11 FT. 
.48 HOUR FORECAST CONDITIONS MOVED W OF AREA. 

...GALE WARNING... 
.LOW 45N162E 982 MB MOVING NW 15 KT. WITHIN 240 NM NE SEMICIRCLE 
WINDS 35 TO 45 KT. SEAS 14 TO 22 FT. ELSEWHERE W OF A LINE FROM 
40N175E TO 52N164E WINDS 25 TO 35 KT. SEAS 9 TO 17 FT. 
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DESCRIBED BELOW 
WITH LOW 45N169E.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 49N164E 988 MB. WITHIN 360 NM N 
SEMICIRCLE WINDS 25 TO 35 KT. SEAS 9 TO 17 FT. 
.48 HOUR FORECAST LOW DISSIPATED W OF THE AREA AND CONDITIONS 
DESCRIBED BELOW WITH LOW 45N169E. 

...GALE WARNING... 
.24 HOUR FORECAST LOW 45N165E 981 MB. WITHIN 180 NM OF CENTER... 
FROM 30N TO 39N W OF 171E...AND FROM 39N TO 44N BETWEEN 170E AND 
166E WINDS 25 TO 40 KT. SEAS 12 TO 19 FT. 
.48 HOUR FORECAST LOW W OF AREA AND CONDITIONS DESCRIBED BELOW 
WITH LOW 45N169E. 

...GALE WARNING...
.48 HOUR FORECAST LOW 45N169E 969 MB. WITHIN 180 NM S SEMICIRCLE 
AND BETWEEN 240 NM AND 480 NM N AND NE QUADRANTS WINDS 35 TO 45 
KT. SEAS 14 TO 22 FT. ELSEWHERE WITHIN 480 NM N...840 NM 
E...1020 NM S...AND 300 NM W QUADRANTS WINDS 25 TO 40 KT. SEAS 
10 TO 20 FT.

...HEAVY FREEZING SPRAY WARNING... 
.MODERATE TO HEAVY FREEZING SPRAY N OF 57N W OF 168W. ELSEWHERE 
LIGHT TO MODERATE FREEZING SPRAY N OF 56N W OF 167W. 
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 58N W OF 
167W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF A LINE 
FROM 58N161W TO 54N180W TO 54N168E. 
.48 HOUR FORECAST LITTLE CHANGE.

.SYNOPSIS AND FORECAST. 

.24 HOUR FORECAST WITHIN 180 NM OF THE CALIFORNIA COAST FROM 36N 
TO 39N WINDS TO 25 KT. SEAS 8 TO 13 FT. 
.48 HOUR FORECAST FROM 30N TO 43N BETWEEN 122W AND 140W WINDS 
LESS THAN 25 KT. SEAS 8 TO 13 FT.

.24 HOUR FORECAST NEW LOW 55N170W 990 MB. WITHIN 180 NM W AND SW 
QUADRANTS WINDS TO 25 KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW 54N162W 1001 MB. WITHIN 120 NM S QUADRANT 
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 49N TO 51N 
BETWEEN 128W AND 132W...AND WITHIN 240 NM N OF A LINE FROM 
46N160E TO 38N174E. 
.24 HOUR FORECAST DENSE FOG WITHIN 180 NM E OF A LINE FROM 
53N140W TO 47N147W AND FROM 48N TO 52N W OF 171E. 
.48 HOUR FORECAST DENSE FOG FROM 47N TO 50N BETWEEN 177W AND 
165E.

.HIGH 37N136W 1028 MB MOVING NE 20 KT. 
.24 HOUR FORECAST HIGH 42N129W 1030 MB. 
.48 HOUR FORECAST HIGH 40N131W 1030 MB. 

.FORECASTER CLARK. 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 0600 UTC THU JAN 13.
24 HOUR FORECAST VALID 0600 UTC FRI JAN 14.
48 HOUR FORECAST VALID 0600 UTC SAT JAN 15.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 17N117W TO 05N129W TO 05N140W TO 30N140W TO 30N117W TO 
17N117W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN W TO NW SWELL... 
HIGHEST NEAR 30N140W.
.24 HOUR FORECAST WITHIN 20N131W TO 10N140W TO 30N140W TO 
30N126W TO 20N131W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN W TO 
NW SWELL.
.48 HOUR FORECAST WITHIN 18N135W TO 07N137W TO 06N140W TO 
30N140W TO 30N123W TO 18N135W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN NW SWELL.

.WITHIN 26N110W TO 24N110W TO 26N111W TO 27N111W TO 27N110W TO 
26N110W...INCLUDING GULF OF CALIFORNIA...NW TO N WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 22N109W TO 23N110W TO 24N110W TO
24N109W TO 24N108W TO 22N109W...INCLUDING GULF OF CALIFORNIA...
NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.WITHIN 14N94W TO 13N96W TO 14N96W TO 16N95W TO 16N93W TO 
14N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 
30 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.WITHIN 10N86W TO 10N88W TO 11N87W 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.

.WITHIN 08N97W TO 06N103W TO 07N107W TO 13N108W TO 13N97W TO
08N97W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE SWELL.
.24 HOUR FORECAST WITHIN 08N105W TO 08N114W TO 10N116W TO 
15N115W TO 13N111W TO 08N105W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN MIXED NE AND NW SWELL.
.48 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 0700 UTC THU JAN 13...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH FROM LOW PRES NEAR 11N74W TO 03N83W. ITCZ FROM 03N83W TO 
08N112W. SCATTERED MODERATE FROM 10N TO 14N BETWEEN 107W AND 
113W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.


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