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From: <ldm@weather.cod.edu>
Subject: North Pacific: High Seas Analysis
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Date: Fri, 18 Feb 2022 16:21:21 +0000
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918 
FZPN01 KWBC 181620
HSFEP1

HIGH SEAS FORECAST 
NWS OCEAN PREDICTION CENTER WASHINGTON DC 
1630 UTC FRI FEB 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 FEB 18. 
24 HOUR FORECAST VALID 1200 UTC FEB 19. 
48 HOUR FORECAST VALID 1200 UTC FEB 20. 

.WARNINGS. 

...HURRICANE FORCE WIND WARNING... 
.24 HOUR FORECAST LOW 39N176E 1001 MB. FROM 31N TO 39N BETWEEN 
168E AND 178E WINDS 30 TO 45 KT. SEAS 10 TO 19 FT. 
.48 HOUR FORECAST LOW 51N177W 970 MB. FROM 50N TO 54N BETWEEN 
171W AND 175W...AND WITHIN 120 NM SE QUADRANT WINDS 50 TO 65 KT. 
SEAS 25 TO 35 FT. ELSEWHERE WITHIN 300 NM E AND 180 NM S 
SEMICIRCLES WIND 40 TO 55 KT. SEAS 18 TO 28 FT. ELSEWHERE WITHIN 
480 NM NE...420 NM SE...420 NM S...240 NM SW AND 360 NM NW 
QUADRANTS WINDS 30 TO 45 KT. SEAS 9 TO 20 FT. ALSO WITHIN 480 NM 
NE...600 NM E AND 480 NM SE QUADRANTS WINDS 20 TO 30 KT. SEAS  9 
TO 14 FT.

...STORM WARNING... 
.COMPLEX LOW WITH MAIN CENTER 46N166W 984 MB MOVING N 15 KT. W 
OF A LINE FROM 45N170E TO 39N169E TO 35N168E TO 30N161E...ALSO 
FROM 40N TO 47N BETWEEN 173E AND 178E...AND WITHIN 420 NM SE 
QUADRANT...ALSO N OF 50N W OF 166E WINDS 25 TO 40 KT. SEAS 12 TO 
23 FT. ELSEWHERE S OF 50N W OF 175W WINDS 20 TO 30 KT. SEAS 9 TO 
15 FT.
.24 HOUR FORECAST LOW 52N168E 978 MB. N AND NW OF A LINE FROM 
55N177E TO 51N168E WINDS 35 TO 50 KT. SEAS 12 TO 23 FT. 
ELSEWHERE WITHIN 600 NM NE...480 NM SE...480 NM S...1020 NM SW 
AND 240 NM NW QUADRANT...ALSO FROM 41N TO 50N W OF 170E...AND 
WITHIN 240 NM E OF A LINE FROM 52N172W TO 45N175W TO 39N179W TO 
34N180W WINDS 25 TO 40 KT. SEAS 9 TO 20 FT. ELSEWHERE FROM 48N 
TO 56N W OF 165W WINDS 20 TO 30 KT. SEAS 8 TO 15 FT.
.48 HOUR FORECAST LOW 50N172E 983 MB. WITHIN 360 NM S QUADRANT 
WINDS 35 TO 50 KT. SEAS 17 TO 26 FT. ELSEWHERE WITHIN 600 NM SE 
QUADRANT...EXCEPT WHERE DESCRIBED WITH LOW 51N177W...ALSO WITHIN 
480 NM S...360 NM SW AND 240 NM NW QUADRANTS WINDS 25 TO 40 KT. 
SEAS 10 TO 20 FT. ALSO WITHIN 900 NM S QUADRANT WINDS 20 TO 30 
KT. SEAS 12 TO 18 FT.

...GALE WARNING... 
.LOW 57N174W 990 MB MOVING NE 25 KT. WITHIN 300 NM NW 
QUADRANT...ALSO FROM 53N TO 57N BETWEEN 166W AND 175W WINDS 25 
TO 35 KT. SEAS 9 TO 15 FT. ELSEWHERE FROM 44N TO 57N BETWEEN 
160W AND 176W WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.
.24 HOUR FORECAST LOW INLAND WITH CONDITIONS DESCRIBED WITH LOW 
60N145W. 

...GALE WARNING... 
.LOW 33N156W 1019 MB MOVING W 10 KT. WITHIN 180 NM W OF A LINE 
FROM 39N155W TO 34N157W TO 30N160W WINDS 25 TO 35 KT. SEAS 9 TO 
13 FT.
.24 HOUR FORECAST LOW 33N161W 1009 MB. FROM 31N TO 38N BETWEEN 
160W AND 165W...ALSO WITHIN 180 NM N AND NE OF A LINE FROMFIX 
35N160W TO 35N157W TO 32N152W WINDS 30 TO 45 KT. SEAS 12 TO 20 
FT. ELSEWHERE WITHIN 300 NM W SEMICIRCLE...AND FROM 35N TO 41N 
BETWEEN 153W AND 163W...AMD FROM 30N TO 36N BETWEEN 148W AND 
153W WINDS 20 TO 30 KT. SEAS 9 TO 15 FT. 
.48 HOUR FORECAST LOW 30N158W 1011 MB. BETWEEN 360 NM AND 660 NM 
NE QUADRANT WINDS 25 TO 35 KT. SEAS 9 TO 14 FT. 

...GALE WARNING...
.LOW 59N149W 1000 MB MOVING E 05 KT. FROM 54N TO 59N BETWEEN 
143W AND 154W WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.ELSEWHERE FROM 
52N TO 57N BETWEEN 142W AND 160W WINDS 20 TO 30 KT. SEAS TO 11 
FT. 
.24 HOUR FORECAST LOW 60N145W 1004 MB. FROM 50N TO 59N E OF 158W 
WINDS 20 TO 30 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW DISSIPATED INLAND. FROM 44N TO 54N BETWEEN 
124W AND 134W...ALSO FROM 53N TO 57N BETWEEN 143W AND 153W WINDS 
20 TO 30 KT. SEAS TO 11 FT.

...HEAVY FREEZING SPRAY WARNING... 
.MODERATE TO HEAVY FREEZING SPRAY N OF 58N W OF ALASKA. 
ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY NW OF A LINE FROM 
59N175W TO 55N172W. 
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 58N W OF 
ALASKA. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF 57N W OF 
170W. 
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 59N W OF 
ALASKA. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF 58N W OF 
ALASKA. 

.SYNOPSIS AND FORECAST. 

.FROM 38N TO 43N BETWEEN 124W AND 128W AREA OF N WINDS TO 25 KT. 
SEAS TO 10 FT. 
.24 HOUR FORECAST FROM 38N TO 43N BETWEEN 124W AND 128W AREA OF 
N WINDS TO 25 KT. SEAS TO 9 FT. 
.48 HOUR FORECAST FROM 37N TO 42N BETWEEN 124W AND 128W AREA OF 
N WINDS 20 TO 30 KT. SEAS TO 10 FT. 

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 57N TO 61N W 
OF 166W AND FROM 45N TO 49N BETWEEN 170E AND 175E. 
.24 HOUR FORECAST DENSE FOG N OF 46N W OF 170E...ALSO FROM FROM 
46N TO 55N W OF 170E AND FROM 54N TO 57N W OF 172W. 
.48 HOUR FORECAST DENSE FOG FROM 50N TO 54N BETWEEN 176E AND 
178W. 

.HIGH 42N137W 1036 MB NEARLY STATIONARY. 
.24 HOUR FORECAST HIGH 41N139W 1034 MB. 
.48 HOUR FORECAST HIGH DISSIPATED. 

.HIGH 40N166W 1035 MB MOVING NE 30 KT. 
.24 HOUR FORECAST HIGH 46N153W 1036 MB. 
.48 HOUR FORECAST HIGH 46N145W 1037 MB. 

.48 HOUR FORECAST HIGH 31N172E 1027 MB. 

.FORECASTER SHAW. 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 1200 UTC FRI FEB 18.
24 HOUR FORECAST VALID 1200 UTC SAT FEB 19.
48 HOUR FORECAST VALID 1200 UTC SUN FEB 20.

.WARNINGS.

...GALE WARNING...
.06 HOUR FORECAST N OF 15N BETWEEN 94W AND 96W...INCLUDING THE 
GULF OF TEHUANTEPEC...N WINDS 20 TO 30 KT. SEAS BUILDING TO 
8 FT. 
.12 HOUR FORECAST N OF 15N BETWEEN 94W AND 95W...INCLUDING THE 
GULF OF TEHUANTEPEC...N WINDS 30 TO 35 KT. SEAS 9 TO 11 FT. 
ELSEWHERE N OF 14N BETWEEN 94W AND 96W N WINDS 20 TO 30 KT. SEAS 
8 TO 9 FT. 
.24 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 16N95W TO 15N95W 
TO 13.5N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE 
WINDS 30 TO 35 KT. SEAS 9 TO 12 FT. ELSEWHERE WITHIN 60 NM OF A 
LINE FROM 16N95W TO 15N95W TO 11.5N97W N TO NE WINDS 20 TO 30 
KT. SEAS 8 TO 10 FT. 
.48 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 16N95W TO 15N95W 
TO 14N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30 
TO 35 KT. SEAS 9 TO 11 FT. ELSEWHERE WITHIN 60 NM OF A LINE FROM 
16N95W TO 14N95W TO 12N98W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 
10 FT. REMAINDER OF THE AREA FROM 12N TO 15N BETWEEN 94W AND 99W 
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT PRIMARILY IN N TO NE SWELL.

.SYNOPSIS AND FORECAST.

.FROM 09N TO 18N W OF 130W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 
10 FT. ELSEWHERE W OF A LINE FROM 30N120W TO 20N126W TO 10N120W 
04N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NW AND NE 
SWELL.
.24 HOUR FORECAST FROM 12N TO 16N W OF 135W NE TO E WINDS 20 TO 
25 KT. SEAS 8 TO 10 FT. ELSEWHERE W OF A LINE FROM 25N140W TO 
12N115W TO 05N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED 
NW AND NE SWELL.
.48 HOUR FORECAST W OF A LINE FROM 18N140W TO 11N118W TO 06N140W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NW AND NE SWELL.

.GULF OF CALIFORNIA FROM 24N TO 28N NW WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FROM 10N TO 11.5N E OF 88W...INCLUDING THE GULF OF PAPAGAYO... 
NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 60 NM OF A LINE FROM 11N86W TO 
09N91W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 
KT. SEAS BUILDING TO 9 FT.
.48 HOUR FORECAST FROM 09N TO 10.5N BETWEEN 86W AND 91.5W... 
INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS 
8 TO 10 FT.

.36 HOUR FORECAST N OF 07N BETWEEN 78.5W AND 80W...INCLUDING THE 
GULF OF PANAMA...N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

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

CONVECTION VALID AT 1500 UTC FRI FEB 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
A TROUGH EXTENDS FROM 09N80W TO 07N90W TO 04N100W. THE ITCZ 
EXTENDS FROM 04N100W TO 07N120W BEYOND 08N140W. SCATTERED 
MODERATE ISOLATED STRONG CONVECTION IS NOTED FROM 01N-06N E OF 
80W TO COAST OF COLOMBIA SIMILAR CONVECTION IS OBSERVED FROM 06N-
10N W OF 135W. 

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.


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