North Atlantic High Seas Forecast

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FZNT01 KWBC 172218
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC SUN OCT 17 2021

CCODE/1:31:04:01:00/AOE/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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).

METAREA IV BULLETIN WILL ONLY BE BROADCAST FROM THE INMARSAT 
AOE SATELLITE. PLEASE ENSURE YOUR RECEIVER IS POINTED 
CORRECTLY. 

FOR INFORMATION ON ATLANTIC ICEBERGS SEE INFORMATION FROM NORTH 
ATLANTIC ICE SERVICE AT HTTPS://OCEAN.WEATHER.GOV/ATL_TAB.PHP 
(ALL LOWERCASE).

SECURITE

NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 1800 UTC OCT 17. 
24 HOUR FORECAST VALID 1800 UTC OCT 18.
48 HOUR FORECAST VALID 1800 UTC OCT 19.

.WARNINGS.

...STORM WARNING...
.LOW E OF AREA NEAR 55N31W 987 MB MOVING N 10 KT. FROM 50N TO 60N
BETWEEN 40W AND 52W....AND N OF 53N E OF 40W WINDS 25 TO 40 KT.
SEAS 9 TO 18 FT.
.12 HOUR FORECAST LOW 58N28W 980 MB. N OF 55N E OF 40W WINDS 40
TO 50 KT. SEAS 18 TO 24 FT. ELSEWHERE N OF 50N E OF 45W WINDS 25
TO 40 KT. SEAS 9 TO 18 FT.
.24 HOUR FORECAST LOW 60N30W 976 MB. N OF 55N E OF 42W WINDS 40
TO 55 KT. SEAS 18 TO 36 FT. ELSEWHERE N OF 50N E OF 45W...AND
WITHIN 120 NM SW OF A LINE FROM 54N43W TO 58N49W WINDS 25 TO 40
KT. SEAS 8 TO 21 FT...HIGHEST SEAS NEAR 64N34W.
.48 HOUR FORECAST LOW E OF AREA 52N28W 984 MB.WITHIN 480 NM W
QUADRANT...AND E OF A LINE FROM 54N50W TO 57N50W TO 60N43W TO
64N41W TO 66N35W WINDS 25 TO 40 KT. SEAS 12 TO 26 FT...HIGHEST
SEAS NEAR 58N41W.

...GALE WARNING...
.LOW 47N38W 980 MB MOVING E 20 KT. FROM 36N TO 50N E OF 51W WINDS
25 TO 40 KT. SEAS 9 TO 18 FT.
.24 HOUR FORECAST LOW E OF AREA NEAR 48N28W 989 MB. FROM 36N TO
50N E OF 43W WINDS 20 TO 30 KT. SEAS 9 TO 16 FT.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS E OF AREA.

...GALE WARNING...
.LOW 5067W 996 MB DRIFTING N. W OF A LINE FROM 50N60W TO 37N60W
TO 31N74W WINDS 25 TO 35 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 50N67W 997 MB. WITHIN 360 NM W OF A LINE
FROM 31N55W TO 40N51W TO 52N55W WINDS 25 TO 40 KT. SEAS 8 TO 13
FT.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 50N65W 998 MB.
WITHIN 300 NM W OF A LINE FROM 56N50W TO 45N53W TO 39N41W TO
33N48W WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
 
...GALE WARNING...
.24 HOUR FORECAST FROM 32N TO 42N W OF 60W AREA OF NW TO W WINDS
25 TO 35 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST FROM 32N TO 45N W OF 54W AREA OF NW TO W WINDS
25 TO 35 KT. SEAS 8 TO 15 FT.

.SYNOPSIS AND FORECAST.

.24 HOUR FORECAST W OF A LINE FROM 62N63W TO 53N55W AREA OF SE
WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST W OF A LINE FROM 59N63W TO 61N63W AREA OF SE
WINDS TO 25 KT. SEAS LESS THAN 8 FT.

.48 HOUR FORECAST N OF 65N W OF 58W WINDS TO 25 KT. SEAS LESS
THAN 8 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 61N TO 64N W OF
38W...AND FROM 48N TO 50N BETWEEN 64W AND 68W.
.24 HOUR FORECAST DENSE FOG FROM 55N TO 65N BETWEEN 35W AND 41W.
.48 HOUR FORECAST DENSE FOG FROM 43N TO 50N BETWEEN 47W AND 53W.


.HIGH 59N51W 1020 MB MOVING SE 10 KT.
.24 HOUR FORECAST HIGH 56N53W 1019 MB.
.48 HOUR FORECAST HIGH 60N52W 1022 MB.

.24 HOUR FORECAST NEW HIGH 33N45W 1018 MB.
.48 HOUR FORECAST HIGH 35N35W 1022 MB.

.FORECASTER EHRBAR. OCEAN PREDICTION CENTER.

NWS NATIONAL HURRICANE CENTER MIAMI FL

ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF MEXICO

SYNOPSIS VALID 1800 UTC SUN OCT 17.
24 HOUR FORECAST VALID 1800 UTC MON OCT 18.
48 HOUR FORECAST VALID 1800 UTC TUE OCT 19.

.WARNINGS.

...GULF OF MEXICO GALE WARNING...
.WITHIN 19N94W TO 18N94W TO 19N96W TO 20N96W TO 19N95W TO 
19N94W...INCLUDING WITHIN 90 NM OF VERACRUZ...NW WINDS 30 TO 35 
KT. SEAS 12 TO 16 FT. ELSEWHERE WITHIN 20N95W TO 18N95W TO 20N96W
TO 22N96W TO 22N93W TO 20N95W NW TO N WINDS 20 TO 30 KT. SEAS 9 
TO 13 FT IN N SWELL. REMAINDER OF AREA WITHIN 19N94W TO 20N97W TO
23N97W TO 24N95W TO 23N93W TO 19N94W WINDS 20 KT OR LESS. SEAS 8
TO 11 FT IN N SWELL. 
.09 HOUR FORECAST WITHIN 19N94W TO 19N96W TO 20N96W TO 20N95W TO
21N94W TO 19N94W...INCLUDING WITHIN 60 NM OF VERACRUZ...NW TO N 
WINDS 20 TO 30 KT. SEAS 9 TO 13 FT. ELSEWHERE WITHIN 19N93W TO 
18N95W TO 20N95W TO 21N97W TO 21N93W TO 19N93W WINDS 20 KT OR 
LESS. SEAS 8 TO 11 FT IN N SWELL.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 29N35W TO 29N36W TO 29N37W TO 30N36W TO 30N35W TO
29N35W SW WINDS 20 TO 25 KT. SEAS 10 TO 11 FT IN SW SWELL.
ELSEWHERE WITHIN 27N35W TO 25N40W TO 28N40W TO 31N41W TO 31N35W 
TO 27N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN W TO SW SWELL.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.ATLC WITHIN 30N78W TO 30N79W TO 30N80W TO 31N80W TO 31N78W TO
30N78W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL.
.24 HOUR FORECAST WITHIN 27N73W TO 29N72W TO 30N70W TO 31N67W TO
30N68W TO 27N73W WINDS 20 KT OR LESS. SEAS 8 FT IN N SWELL.
.36 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.


.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.

$$