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From: <ldm@weather.cod.edu>
Subject: North Pacific: High Seas Analysis
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Date: Sat, 29 Jan 2022 09:39:16 +0000
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417 
FZPN01 KWBC 290939
HSFEP1

HIGH SEAS FORECAST 
NWS OCEAN PREDICTION CENTER WASHINGTON DC 
1030 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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. 

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 29. 
24 HOUR FORECAST VALID 0600 UTC JAN 30. 
48 HOUR FORECAST VALID 0600 UTC JAN 31. 

.WARNINGS. 

...HURRICANE FORCE WIND WARNING... 
.LOW 31N178W 991 MB MOVING NE 35 KT AND RAPIDLY INTENSIFYING. 
FROM 30N TO 41N BETWEEN 165W AND A LINE FROM 41N173W TO 30N178E 
WINDS 25 TO 40 KT. SEAS 11 TO 18 FT. 
.06 HOUR FORECAST LOW 34N175W 982 MB. WITHIN 90 NM W AND SW AND 
180 NM E QUADRANTS WINDS 40 TO 50 KT. SEAS 13 TO 20 FT. 
.18 HOUR FORECAST LOW 41N170W 969 MB. WITHIN 120 NM S AND 180 NM 
E QUADRANTS WINDS 50 TO 65 KT. SEAS 17 TO 27 FT. 
.24 HOUR FORECAST LOW 44N170W 963 MB. FROM 40N TO 47N BETWEEN 
161W AND 171W WINDS 50 TO 65 KT. SEAS 17 TO 33 FT. ALSO FROM 33N 
TO 45N BETWEEN 160W AND 173W WINDS 35 TO 50 KT. SEAS 12 TO 24 
FT. ELSEWHERE FROM 30N TO 50N BETWEEN 156W AND 180W WINDS 25 TO 
35 KT. SEAS 8 TO 18 FT. 
.48 HOUR FORECAST LOW 53N175W 967 MB. WITHIN 240 NM E AND 360 NM 
N QUADRANTS WINDS 40 TO 55 KT. SEAS 17 TO 31 FT...HIGHEST E 
QUADRANT. ELSEWHERE FROM 40N TO 60N BETWEEN 177E AND A LINE FROM 
40N150W TO 50N152W TO 57N160W WINDS 25 TO 40 KT. SEAS 10 TO 21 
FT. 

...STORM WARNING... 
.LOW 52N177E 972 MB MOVING NW 20 KT. WITHIN 240 NM S AND SE 
QUADRANTS WINDS 40 TO 55 KT. SEAS 17 TO 31 FT. ELSEWHERE FROM 
43N TO 60N BETWEEN 168W AND 171E AND FROM 40N TO 43N BETWEEN 
166W AND 173W WINDS 25 TO 40 KT. SEAS 9 TO 23 FT. 
.24 HOUR FORECAST LOW NW OF AREA NEAR 57N167E 973 MB. WITHIN 300 
NM S...360 NM E AND 420 NM NE QUADRANTS WINDS 25 TO 40 KT. SEAS 
14 TO 24 FT. ELSEWHERE N OF 51N AND W OF A LINE FROM 61N177W TO 
51N165W WINDS 20 TO 30 KT. SEAS 9 TO 17 FT. 
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS WELL NW OF AREA. 

...STORM WARNING... 
.LOW 36N170E 998 MB MOVING NE 25 KT. FROM 30N TO 36N W OF 173E 
WINDS 25 TO 35 KT. SEAS 9 TO 13 FT. 
.12 HOUR FORECAST LOW 37N175E 985 MB. FROM 32N TO 39N BETWEEN 
178E AND 171E WINDS 40 TO 50 KT. SEAS 10 TO 18 FT. 
.24 HOUR FORECAST LOW 37N178W 979 MB. FROM 32N TO 37N BETWEEN 
174W AND 173E AND WITHIN 240 NM NW QUADRANT WINDS 40 TO 50 KT. 
SEAS 14 TO 28 FT. ELSEWHERE FROM 30N TO 41N BETWEEN 173W AND 
170E WINDS 25 TO 40 KT. SEAS 8 TO 16 FT. 
.48 HOUR FORECAST LOW 41N167W 988 MB. WITHIN 240 NM SW 
SEMICIRCLE WINDS 40 TO 50 KT. SEAS 15 TO 27 FT. ELSEWHERE FROM 
30N TO 44N BETWEEN 150W AND 180W WINDS 25 TO 40 KT. SEAS 10 TO 
22 FT. 

...GALE WARNING...
.LOW 39N163E 1000 MB MOVING SE 30 KT. WITHIN 240 NM S AND SW 
QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. 
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS ABSORBED BY LOW 
37N178W DESCRIBED ABOVE. 

...GALE WARNING... 
.LOW 58N142W 988 MB MOVING NW 15 KT. FRONT EXTENDS FROM LOW TO 
50N138W TO 42N141W TO 31N147W. WITHIN 240 NM N AND NE QUADRANTS 
AND 240 NM E OF FRONT WINDS 25 TO 35 KT. SEAS 9 TO 16 FT. 
ELSEWHERE WITHIN 300 NM E OF FRONT AND FROM 30N TO 39N BETWEEN 
144W AND 156W WINDS 20 TO 30 KT. SEAS TO 12 FT. 
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS ABSORED BY LOW 
58N144W DESCRIBED BELOW. 

...GALE WARNING... 
.COMPLEX LOW WITH MAIN LOW 57N150W 988 MB MOVING NE 10 KT. 
WITHIN 540 NM W AND SW AND 780 NM S QUADRANTS WINDS 25 TO 35 KT. 
SEAS 8 TO 15 FT. 
.24 HOUR FORECAST COMBINED LOW 58N144W 996 MB. WITHIN 420 NM W 
...540 NM SE AND 480 NM SW QUADRANTS AND FROM 46N TO 51N BETWEEN 
126W AND 130W WINDS 25 TO 35 KT. SEAS 8 TO 17 FT. ELSEWHERE 
WITHIN 900 NM S QUADRANT WINDS TO 25 KT. SEAS TO 11 FT. 
.48 HOUR FORECAST LOW 54N133W 1012 MB. FROM 47N TO 55N BETWEEN 
126W AND 139W WINDS 25 TO 35 KT. SEAS 8 TO 14 FT. 

...GALE WARNING... 
.LOW NW OF AREA NEAR 52N161E 991 MB DRIFTING NE. WITHIN 300 NM S 
QUADRANT WINDS 25 TO 35 KT. SEAS 10 TO 16 FT. 
.24 HOUR FORECAST LOW 52N163E 990 MB. WITHIN 300 NM S AND 420 NM 
SE QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. 
.48 HOUR FORECAST LOW DISSIPATED WITH ASSOCIATED CONDITIONS 
DIMINISHED. 

...GALE WARNING... 
.48 HOUR FORECAST LOW 40N160E 978 MB. W OF A LINE FROM 42N173E 
TO 53N168E WINDS 25 TO 35 KT. SEAS 8 TO 15 FT. 

...GALE WARNING... 
.48 HOUR FORECAST LOW 41N167E 987 MB. FROM 30N TO 42N W OF 174E 
WIDNS 25 TO 35 KT. SEAS 8 TO 13 FT. 

...HEAVY FREEZING SPRAY WARNING... 
.MODERATE TO HEAVY FREEZING SPRAY N OF A LINE FROM 56N152W TO 
55N160W TO 57N170W TO 60N177W. LIGHT TO MODERATE FREEZING SPRAY 
ELSEWHERE N OF A LINE FROM 56N151W TO 54N164W TO 60N179W. 
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE 
FROM 59N152W TO 56N154W TO 56N165W. LIGHT TO MODERATE FREEZING 
SPRAY ELSEWHERE N OF A LINE FROM 55N151W TO 53N163W TO 59N180W. 
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 57N 
BETWEEN 152W AND 170W AND N OF A LINE FROM 57N170W TO 60N179W. 
LIGHT TO MODERATE FREEZING SPRAY ELSEWHERE N OF A LINE FROM 
58N151W TO 55N155W TO 56N170W TO 59N179W. 

.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. 
CURRENTLY NO ASH IS IDENTIFIABLE ON SATELLITE IMAGERY BUT WAS 
OBSERVED EARLIER TODAY. 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 42N179W 999 MB MOVING NE 25 KT. FROM 39N TO 44N BETWEEN 
174W AND 177E WINDS 20 TO 30 KT. SEAS 11 TO 16 FT IN MIXED 
SWELL. 
.24 HOUR FORECAST LOW AND CONDITIONS MERGED WITH LOW 44N170W IN 
WARNINGS SECTION ABOVE. 

.24 HOUR FORECAST NEW LOW 42N135W 1016 MB. FROM 35N TO 46N 
BETWEEN 130W AND 145W WINDS 20 TO 30 KT. SEAS TO 12 FT. 
.48 HOUR FORECAST LOW DISSIPATED. WITHIN 660 NM W OF A LINE FROM 
30N139W TO 43N129W WINDS TO 25 KT. SEAS 8 TO 11 FT. 

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 55N TO 60N 
BETWEEN 140W AND 154W AND FROM 50N TO 56N BETWEEN 174W AND 169E. 
.24 HOUR FORECAST DENSE FOG FROM 55N TO 59N BETWEEN 138W AND 
144W AND FROM 45N TO 56N BETWEEN 171W AND 180W. 
.48 HOUR FORECAST DENSE FOG FROM 41N TO 54N BETWEEN 156W AND 
165W...FROM 40 TO 52N W BETWEEN 169E AND 164E AND WITHIN 240 NM 
NE OF A LINE FROM 56N172E TO 50N179W. 

.HIGH 37N160W 1027 MOVING NE 25 KT. 
.24 HOUR FORECAST HIGH 42N148W 1029 MB. 
.48 HOUR FORECAST HIGH 44N141W 1033 MB. 

.HIGH 38N128W 1025 MB NEARLY STATIONARY. 
.24 HOUR FORECAST LITTLE CHANGE. 
.48 HOUR FORECAST LITTLE CHANGE. 

.HIGH 32N138W 1023 MB MOVING E 10 KT. 
.24 HOUR FORECAST HIGH DISSIPATED. 

.FORECASTER KOSIER. 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 SAT JAN 29.
24 HOUR FORECAST VALID 0600 UTC SUN JAN 30.
48 HOUR FORECAST VALID 0600 UTC MON JAN 31.

.WARNINGS.

...GALE WARNING...
.WITHIN 15N94W TO 14N96W TO 15N96W TO 16N95W TO 16N94W TO 
15N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 30 TO 45 
KT. SEAS 8 TO 11 FT. ELSEWHERE WITHIN 14N93W TO 13N95W TO 13N97W
TO 16N96W TO 16N95W TO 14N93W N TO NE WINDS 20 TO 30 KT. SEAS 8 
TO 9 FT. 
.24 HOUR FORECAST WITHIN 14N95W TO 14N97W TO 16N95W TO 16N94W TO
14N95W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE WINDS 30 
TO 40 KT. SEAS 10 TO 16 FT. ELSEWHERE WITHIN 12N94W TO 10N103W 
TO 12N104W TO 13N99W TO 16N96W TO 12N94W NE TO E WINDS 20 TO 30 
KT. SEAS 8 TO 12 FT.
.36 HOUR FORECAST WITHIN 14N94W TO 13N97W TO 14N97W TO 16N95W TO
16N94W TO 14N94W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE 
WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. ELSEWHERE WITHIN 07N94W TO 
06N101W TO 10N106W TO 13N103W TO 15N94W TO 07N94W WINDS 20 KT OR 
LESS. SEAS 8 TO 10 FT IN NE SWELL.
.48 HOUR FORECAST WITHIN 14N94W TO 15N95W TO 16N95W TO 16N94W TO
15N94W TO 14N94W...INCLUDING THE GULF OF TEHUANTEPEC... NW TO N 
WINDS 20 TO 25 KT. SEAS TO 8 FT. WITHIN 07N92W TO 05N100W TO 
06N103W TO 12N105W TO 13N101W TO 07N92W WINDS 20 KT OR LESS. SEAS
8 TO 9 FT IN NE SWELL. 

.SYNOPSIS AND FORECAST.

.WITHIN 11N86W TO 10N87W TO 10N88W TO 11N88W TO 12N87W TO
11N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20 TO 
25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 10N86W TO 10N89W TO 11N88W TO 12N86W TO
11N86W TO 10N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E 
WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST WITHIN 10N86W TO 09N88W TO 10N89W TO 12N87W TO
11N86W TO 10N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E 
WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.

.WITHIN 27N110W TO 26N111W TO 30N114W TO 32N115W TO 31N113W TO
27N110W...INCLUDING GULF OF CALIFORNIA... NW WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.WITHIN 11N124W TO 10N127W TO 12N129W TO 14N125W TO 14N123W TO
11N124W E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST WITHIN 14N125W TO 13N127W TO 12N132W TO
19N130W TO 19N126W TO 14N125W E WINDS 20 TO 30 KT. SEAS 8 TO 10
FT.
.48 HOUR FORECAST WITHIN 18N125W TO 15N129W TO 15N135W TO
22N135W TO 22N127W TO 18N125W E TO SE WINDS 20 TO 25 KT. SEAS 8
TO 10 FT.

.42 HOUR FORECAST WITHIN 29.5N139.5W TO 29N140W TO 30N140W TO
30N139W TO 29.5N139.5W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW
SWELL. 
.48 HOUR FORECAST WITHIN 29N140W TO 28N140W TO 30N140W TO 
30N139W TO 29N139W TO 29N140W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN NW SWELL.

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

CONVECTION VALID AT 0830 UTC SAT JAN 29...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH FROM 07N78W TO 05N105W. ITCZ FROM 05N105W TO 
07N121W. IT RESUMES FROM 06N131W TO 04N140W. SCATTERED MODERATE 
FROM 01N TO 05N BETWEEN 80W AND 85W. SCATTERED MODERATE ISOLATED
STRONG FROM 08N TO 20N BETWEEN 119W AND 130W...AND FROM 10N TO 
20N BETWEEN 130W AND 140W.

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.


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