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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: Thu, 27 Jan 2022 16:19:01 +0000
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993 
FZPN01 KWBC 271618
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC THU JAN 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 1200 UTC JAN 27. 
24 HOUR FORECAST VALID 1200 UTC JAN 28.
48 HOUR FORECAST VALID 1200 UTC JAN 29.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 36N166E 997 MB MOVING NE 35 KT WITH RAPIDLY INTENSIFYING.
WITHIN 360 NM SE AND 480 NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS
10 TO 19 FT. ELSEWHERE FROM 30N TO 39N W OF 172E WINDS TO 25 KT.
SEAS 8 TO 16 FT.
.24 HOUR FORECAST LOW 45N179E 971 MB. WITHIN 120 NM E SEMICIRCLE
AND SW QUADRANT WINDS 50 TO 65 KT. SEAS 15 TO 29 FT. ELSEWHERE
WITHIN 180 NM N AND 240 NM S SEMICIRCLES WINDS 35 TO 50 KT. SEAS
14 TO 28 FT. ALSO WITHIN 300 NM N SEMICIRCLE...AND 780 NM SE AND
420 NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS 12 TO 24 FT. 
.48 HOUR FORECAST LOW 52N177E 974 MB. WITHIN 240 NM S
SEMICIRCLE...AND 300 NM NW AND 420 NM NE QUADRANTS WINDS 35 TO 50
KT. SEAS 13 TO 27 FT. ELSEWHERE WITHIN 360 NM S SEMICIRCLE...AND
540 NM NE QUADRANT WINDS 25 TO 35 KT. SEAS 11 TO 22 FT. ALSO
WITHIN 420 NM S SEMICIRCLE AND 720 NM NE QUADRANT WINDS TO 25 KT.
SEAS  8 TO 14 FT.

...GALE WARNING...
.LOW 53N152W 987 MB MOVING NE 15 KT. WITHIN 360 NM OF LOW
CENTER...EXCEPT BETWEEN 360 NM AND 540 NM NE QUADRANT WINDS 25 TO
40 KT. SEAS 8 TO 16 FT. ELSEWHERE WITHIN 600 NM NE...900 NM SE
AND 540 NM SW QUADRANTS WINDS TO 25 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 57N147W 987 MB. WITHIN 420 NM S SEMICIRCLE
WINDS 25 TO 40 KT. SEAS 8 TO 15 FT. ELSEWHERE WITHIN 300 NM  N
AND 660 NM S SEMICIRCLES WINDS TO 25 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 58N148W 996 MB. WITHIN 660 NM SW
QUADRANT...AND BETWEEN 420 NM AND 840 NM SE QUADRANT WINDS 25 TO
40 KT. SEAS 8 TO 15 FT. ELSEWHERE WITHIN 300 NM N
SEMICIRCLE...AND 1440 NM SE AND 1020 NM SW QUADRANTS WINDS TO 25
KT. SEAS TO 12 FT.

...GALE WARNING...
.LOW 41N163W 998 MB MOVING NE 30 KT. WITHIN 720 NM SE QUADRANT
WINDS 25 TO 40 KT. SEAS 8 TO 14 FT. ELSEWHERE WITHIN 300 NM N AND
840 NM S SEMICIRCLES WINDS TO 25 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 46N147W 999 MB. WITHIN 600 NM SE AND 480 NM
SW QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 17 FT. ELSEWHERE WITHIN
240 NM N SEMICIRCLE...AND 720 NM SE AND 1140 NM SW QUADRANTS
WINDS TO 25 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 58N148W
ABOVE.

...GALE WARNING...
.LOW 48N172W 988 MB MOVING NW 25 KT. WITHIN 240 NM E SEMICIRCLE
WINDS 25 TO 40 KT. SEAS 10 TO 20 FT.
.24 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 53N161E
ABOVE.

...GALE WARNING...
.LOW 50N171E 964 MB MOVING NW 15 KT. WITHIN 300 NM NW...840 NM
NE...960 NM SE AND 600 NM SW QUADRANTS WINDS 30 TO 45 KT. SEAS 12
TO 27 FT. ELSEWHERE WITHIN 1200 NM SE AND 660 NM SW QUADRANTS
WINDS 20 TO 30 KT. SEAS  9 TO 18 FT.
.24 HOUR FORECAST LOW JUST NW OF AREA 53N161E 972 MB. WITHIN 900
NM NE AND 420 NM SE QUADRANTS WINDS 25 TO 40 KT. SEAS 12 TO 24
FT. ELSEWHERE WITHIN 600 NM SE QUADRANT WINDS TO 25 KT. SEAS 8 TO
14 FT.
.48 HOUR FORECAST LOW JUST NW OF AREA 53N161E 996 MB. WITHIN 360
NM SE QUADRANT WINDS TO 25 KT. SEAS TO 12 FT.

...GALE WARNING...
.24 HOUR FORECAST FROM 30N TO 40N W OF 172E WINDS 20 TO 30 KT.
SEAS 10 TO 15 FT.
.48 HOUR FORECAST NEW LOW 37N174E 996 MB. WITHIN 660 NM SW
QUADRANT WINDS 25 TO 40 KT. SEAS 12 TO 25 FT. ELSEWHERE FROM 30N
TO 41N W OF 180W WINDS TO 25 KT. SEAS 8 TO 15 FT. 

...GALE WARNING...
.48 HOUR FORECAST FROM 30N TO 46N BETWEEN 163W AND 174W WINDS 25
TO 35 KT. SEAS 10 TO 15 FT. ELSEWHERE FROM 30N TO 47N BETWEEN
160W AND 180W WINDS TO 25 KT. SEAS TO 12 FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE FREEZING SPRAY N OF A LINE FROM 56N160W TO 57N171W TO
60N178W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 56N155W TO 56N168W TO 60N178W.
..48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 56N155W TO 56N164W TO 60N178W.

.SYNOPSIS AND FORECAST.

.24 HOUR FORECAST EXCEPT AS NOTED IN WARNINGS SECTION ABOVE FROM
30N TO 38N BETWEEN 169W AND 174E  WINDS TO 25 KT. SEAS 9 TO 18
FT.
.48 HOUR FORECAST CONDITIONS DESCRIBED WITH LOW 52N177E IN
WARNINGS SECTION ABOVE.

.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.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 49N TO 59N
BETWEEN 148W AND 158W AND FROM 47N TO 54N BETWEEN 173E AND 161E
AND WITHIN 120 NM NE OF A LINE FROM 49N175W TO 55N171E.
.24 HOUR FORECAST DENSE FOG FROM 52N TO 60N BETWEEN 149W AND 155W
AND FROM 44N TO 49N BETWEEN 179E AND 175E AND FROM 54N TO 57N W
OF 178E.
.48 HOUR FORECAST DENSE FOG FROM 56N TO 60N BETWEEN 140W AND 150W
AND FROM 49N TO 56N BETWEEN 173W AND 168E.

.HIGH 36N128W 1022 MB NEARLY STATIONARY.
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 31N147W 1022 MB NEARLY STATIONARY.
.24 HOUR FORECAST HIGH DISSIPATED.

.24 HOUR FORECAST HIGH 34N167W 1021 MB.
.48 HOUR FORECAST HIGH 38N156W 1026 MB.

.FORECASTER HOLLEY. 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 1200 UTC THU JAN 27.
24 HOUR FORECAST VALID 1200 UTC FRI JAN 28.
48 HOUR FORECAST VALID 1200 UTC SAT JAN 29.

.WARNINGS.

...GALE WARNING...
.WITHIN 13N95W TO 12N96W TO 13N96W TO 16N95W TO 16N94W TO
13N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO
30 KT. SEAS 8 FT.
.24 HOUR FORECAST WITHIN 13N95W TO 12N96W TO 13N96W TO 16N95W TO
16N94W TO 13N95W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 
20 TO 25 KT. SEAS LESS THAN 8 FT.
.39 HOUR FORECAST WITHIN 15N94W TO 14N95W TO 16N96W TO 16N94W TO
15N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 40 
KT. SEAS 8 FT AND BUILDING RAPIDLY.
.48 HOUR FORECAST WITHIN 14N94W TO 14N96W TO 15N96W TO 16N95W TO
16N94W TO 14N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 
30 TO 40 KT. SEAS 11 TO 14 FT. ELSEWHERE WITHIN 13N94W TO 12N96W 
TO 13N97W TO 16N96W TO 16N94W TO 13N94W... INCLUDING THE GULF OF 
TEHUANTEPEC...N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT IN MIXED
N WIND WAVES AND NW SWELL. 

.SYNOPSIS AND FORECAST.

.WITHIN 10N86W TO 10N87W TO 10N88W 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 CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.18 HOUR FORECAST WITHIN 26N109W TO 26N111W TO 30N115W TO
31N113W TO 28N112W TO 26N109W...INCLUDING GULF OF CALIFORNIA...
NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 29N112W TO 29N113W TO 30N115W TO
32N115W TO 31N113W TO 29N112W...INCLUDING GULF OF CALIFORNIA...
NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.36 HOUR FORECAST TROUGH 05N130W TO 10N120W. WITHIN 11N120W TO 
10N127W TO 13N127W TO 17N123W TO 16N119W TO 11N120W WINDS 20 KT 
OR LESS. SEAS 8 FT IN NW TO N SWELL.
.48 HOUR FORECAST WITHIN 10N125W TO 12N129W TO 16N128W TO 
17N125W TO 15N121W TO 10N125W E WINDS 20 TO 25 KT. SEAS 8 FT IN 
MIXED E WIND WAVES AND NW SWELL.

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

CONVECTION VALID AT 1500 UTC THU JAN 27...

.ISOLATED MODERATE CONVECTION FROM 10N-18N BETWEEN 110W-115W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 06N89W TO LOW PRESSURE NEAR 
06N123W, WHERE IT TRANSITIONS TO ITCZ AND CONTINUES TO 04N132W. 
NO SIGNIFICANT CONVECTION IS PRESENTLY NOTED.


.FORECASTER LANDSEA. NATIONAL HURRICANE CENTER.

$$


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