445
FZNT01 KWBC 080424
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC MON DEC 08 2025

CCODE/2:31:04:01:00/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

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 0000 UTC DEC 08.
24 HOUR FORECAST VALID 0000 UTC DEC 09.
48 HOUR FORECAST VALID 0000 UTC DEC 10.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 44N74W 1012 MB MOVING NE 35 KT AND RAPIDLY INTESTIFYING.
WINDS LESS THAN 25 KT. SEAS LESS THAN 4 M.
.12 HOUR FORECAST LOW 45N64W 1004 MB. N OF 39N W OF 60W WINDS 25
TO 35 KT. SEAS LESS THAN 4 M.
.24 HOUR FORECAST LOW 47N56W 985 MB. WITHIN 120 NM E...180 NM
S...150 NM SW...AND 120 NM W QUADRANTS WINDS 40 TO 55 KT. SEAS 3
TO 5 M. ELSEWHERE FROM 40N TO 60N W OF 46W WINDS 25 TO 40 KT.
SEAS 2.5 TO 4 M. ALSO FROM 33N TO 40N BETWEEN 45W AND 55W WINDS
20 TO 30 KT. SEAS LESS THAN 4 M.
.48 HOUR FORECAST LOW 53N45W 961 MB. WITHIN 150 NM S QUADRANT
WINDS 60 TO 75 KT. SEAS 6 TO 12 M. ELSEWHERE WITHIN 240 NM
SE...300 NM S...AND 240 NM SW QUADRANTS WINDS 45 TO 60 KT. SEAS 5
TO 11 M...HIGHEST S OF CENTER. ALSO FROM 47N TO 57N E OF 53W
WINDS 30 TO 45 KT. SEAS 4 TO 9 M...HIGHEST S OF CENTER. OTHERWISE
FROM 40N TO 57N E OF 60W...AND N OF 47N WITHIN THE GULF OF SAINT
LAWRENCE WINDS 25 TO 35 KT. SEAS 3 TO 6 M...EXCEPT SEAS LESS THAN
4 M IN THE GULF OF SAINT LAWRENCE.

...HURRICANE FORCE WIND WARNING...
.24 HOUR FORECAST NEW LOW 56N43W 983 MB. WITHIN 60 NM NW OF A
LINE FROM 58N45W TO 59N42W TO 62N40W WINDS 45 TO 60 KT. SEAS 5 TO
9 M. ELSEWHERE N OF 39N E OF GREENLAND...WITHIN 120 NM W AND N OF
A LINE FROM 57N46W TO 49N42W TO 61N40W...AND E OF A LINE FROM
52N35W TO 57N50W TO 42N35W WINDS 30 TO 45 KT. SEAS 4 TO 8 M. ALSO
E OF A LINE FROM 31N40W TO 42N45W TO 50N48W TO 56N58W TO 59N53W
TO 60N45W WINDS 20 TO 30 KT. SEAS 3 TO 6 M.
.36 HOUR FORECAST LOW 57N50W 978 MB. WITHIN 60 NM N OF A LINE
FROM 58N47W TO 59N44W TO 60N42W WINDS 50 TO 65 KT. SEAS 4 TO 8
M.
.48 HOUR FORECAST LOW 58N56W 977 MB. WITHIN 60 NM NW OF A LINE
FROM 58N47W TO 59N42W WINDS 65 TO 80 KT. SEAS 7 TO 11 M.
ELSEWHERE WITHIN 90 NM NW OF A LINE FROM 58N48W TO 59N42W TO
63N40W WINDS 50 TO 65 KT. SEAS 5 TO 10 M. ALSO WITHIN 120 NM W
AND  NW OF A LINE FROM 54N48W TO 59N41W TO 64N35W WINDS 35 TO 50
KT. SEAS 5 TO 7 M. OTHERWISE FROM 56N TO 59N BETWEEN 35W AND
65W...N OF 60N W OF 58W...AND N OF 59N E OF 50W WINDS 25 TO 40
KT. SEAS 2.5 TO 8 M... HIGHEST S OF 60N E OF 58W AND E OF
GREENLAND.

...STORM WARNING...
.COMPLEX LOW WITH FIRST LOW 55N39W 978 MB MOVING SE 05 KT AND
SECOND LOW E OF AREA NEAR 58N33W 975 MB MOVING W 10 KT. WITHIN
120 NM S AND E OF A LINE FROM 58N47W TO 60N44W TO 62N42W WINDS 40
TO 55 KT. SEAS 5 TO 8 M. ELSEWHERE N OF 60N BETWEEN 35W AND
GREENLAND...AND FROM 54N TO 60N BETWEEN 35W AND 50W WINDS 25 TO
40 KT. SEAS 3 TO 7.5 M....HIGHEST WITHIN 300 NM NW AND N OF A
LINE FROM 55N41W TO 58N35W.
.24 HOUR FORECAST COMPLEX LOW AND CONDITIONS ABSORBED BY NEW LOW
56N43W DESCRIBED ABOVE.

...STORM WARNING...
.COMPLEX LOW WITH FIRST LOW 38N40W 992 MB MOVING E 20 KT AND
SECOND LOW 38N56W 1010 MB MOVING SE 25 KT. WITHIN 180 NM W...480
NM SW...AND 300 NM S QUADRANT OF FIRST LOW WINDS 30 TO 45 KT.
SEAS 4 TO 7 M. ELSEWHERE FROM 31N TO 40N E OF 69W WINDS 20 TO 30
KT. SEAS 3 TO 6 M.
.06 HOUR FORECAST COMBINED LOW E OF AREA NEAR 36N56W 988 MB. FROM
31N TO 40N E OF 40W WINDS 35 TO 50 KT. SEAS 4 TO 7.5 M. ELSEWHERE
FROM 31N TO 40N E OF 68W WINDS 25 TO 35 KT. SEAS 3 TO 6 M.
.24 HOUR FORECAST LOW AND CONDITIONS E OF AREA.

...STORM WARNING...
.24 HOUR FORECAST NEW LOW 34N73W 1010 MB. S OF 40N TO A LINE FROM
3N176W TO 36N60W WINDS 25 TO 35 KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW 37N50W 998 MB. WITHIN 180 NM NW...420 NM
SW...AND 240 NM S QUADRANTS WINDS 35 TO 50 KT. SEAS 4 TO 7.5 M.
ELSEWHERE FROM 31N TO 40N BETWEEN 40W AND 60W...AND S OF A LINE
FROM 40N60W TO 34N70W WINDS 25 TO 35 KT. SEAS 3 TO 6 M.

...GALE WARNING...
.LOW 57N55W 995 MB MOVING NW 20 KT. FROM 43N TO A LINE FROM
53N50W TO 50N40W TO 52N35W WINDS 30 TO 45 KT. SEAS 4 TO 9
M...HIGHEST NEAR 48N41W. ELSEWHERE FROM 40N TO 54N BETWEEN 35W
AND 50W...FROM 44N TO 60N BETWEEN 50W AND 60W... AND N OF 48N IN
THE GULF OF SAINT LAWRENCE WINDS 20 TO 30 KT. SEAS 3 TO 6
M...HIGHEST NEAR 57N50W...EXCEPT SEAS LESS THAN 4 M IN THE GULF
OF SAINT LAWRENCE.
.24 HOUR FORECAST LOW WELL INLAND NEAR 60N72W 984 MB. CONDITIONS
DESCRIBED ABOVE WITH NEW LOW 56N43W.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 32N71W 1008 MB. S OF 33N BETWEEN 50W
AND 65W WINDS 25 TO 35 KT. SEAS LESS THAN 4 M.
.48 HOUR FORECAST LOW 40N39W 1000 MB. FROM 31N TO 40N E OF 40W
WINDS 25 TO 40 KT. SEAS 3 TO 5 M.

...HEAVY FREEZING SPRAY WARNING...
.LIGHT TO MODERATE FREEZING SPRAY N OF 47N WITHIN THE GULF OF
SAINT LAWRENCE...W OF A LINE FROM 48N54W TO 52N52W TO 55N54W TO
58N60W TO 63N65W...AND N OF 66N W OF 60W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W OF 64W IN
THE GULF OF SAINT LAWRENCE...AND SW OF A LINE FROM 57N61W TO
55N56W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY NW OF A LINE
FROM 42N70W TO 43N65W TO 44N60W TO 48N55W INCLUDING THE GULF OF
SAINT LAWRENCE...W OF A LINE FROM 48N50W TO 53N47W TO 58N54W TO
61N63W...AND N OF 65N W OF 59W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY SW OF A LINE
FROM 58N62W TO 54N55W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY
NW OF A LINE FROM 44N65W TO 46N58W TO 48N56W INCLUDING THE GULF
OF SAINT LAWRENCE...W OF A LINE FROM 47N52W TO 50N48W TO 57N53W
TO 59N60W...AND W AND NW OF A LINE FROM 63N65W TO 65N59W.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 60N BETWEEN 40W
AND GREENLAND...WITHIN 240 NM N OF A LINE FROM 60N65W TO
53N50W...AND WITHIN 60 NM N AND E OF A LINE FROM 53N50W TO
48N44W.
.24 HOUR FORECAST DENSE FOG FROM 46N TO 50N BETWEEN 50W AND
59W...FROM 60N TO 62N W OF 60W...FROM 58N TO 64N BETWEEN 37W AND
43W...WITHIN 120 NM N OF A LINE FROM 59N55W TO 56N50W TO
55N45W...AND WITHIN 60 NM N OF A LINE FROM 55N45W TO 52N38W.
.48 HOUR FORECAST DENSE FOG FROM 51N TO 57N BETWEEN 35W AND
51W...FROM 58N TO 60N BETWEEN 50W AND 54W...FROM 57N TO 61N W OF
57W..AND WITHIN 120 NM W AND N OF A LINE FROM 58N40W TO 61N40W TO
64N35W.

.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 AMERICA

SYNOPSIS VALID 0000 UTC MON DEC 08.
24 HOUR FORECAST VALID 0000 UTC TUE DEC 09.
48 HOUR FORECAST VALID 0000 UTC WED DEC 10.

.WARNINGS.

...GULF OF AMERICA GALE WARNING...
.COLD FRONT FROM 30N94W TO 26.5N97W. WINDS LESS THAN 20 KT. SEAS
LESS THAN 2.5 M.
.03 HOUR FORECAST COLD FRONT FROM 30N93W TO 26N97W. WITHIN
29N94W TO 29N95W TO 28N97W TO 27N97W TO 26N97W TO 28N94W TO
29N94W N WINDS 20 TO 30 KT. SEAS 2.5 TO 3 M.
.18 HOUR FORECAST COLD FRONT FROM 27N83W TO 23N90W TO 19N95W.
WITHIN 20N96W TO 20N96.5W TO 19.5N96W TO 19N96W TO 19.5N95.5W TO
20N96W...INCLUDING WITHIN 60 NM OF COAST OF VERACRUZ...NW WINDS
30 TO 35 KT. SEAS 2.5 TO 3 M. ELSEWHERE WITHIN 25N95W TO 24N97W
TO 23N98W TO 21N97W TO 19N96W TO 21N94W TO 25N95W N WINDS 20 TO
30 KT. SEAS 2.5 TO 3 M. WITHIN 29N88W TO 29N89W TO 28N90W TO
27N91W TO 27N90W TO 28N88W TO 29N88W N TO NE WINDS 20 TO 25 KT.
SEAS TO 2.5 M. REMAINDER OF AREA WITHIN 27N92W TO 27N93W TO
26N96W TO 24N97W TO 24N96W TO 25N92W TO 27N92W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3 M IN NW TO N SWELL.
.24 HOUR FORECAST COLD FRONT FROM 25N82W TO 21N88W TO 18.5W93W.
LITTLE CHANGE...EXCEPT SEAS 2.5 TO 4 M
.30 HOUR FORECAST COLD FRONT FRONT FROM 24N81W TO 21N90W. WITHIN
20N93W TO 20N95W TO 20N96W TO 19N96W TO 18N95W TO 19N93W TO
20N93W...INCLUDING WITHIN 60 NM OF COAST OF VERACRUZ...NW TO N
WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M. ELSEWHERE WITHIN 27N87W TO
26N93W TO 22N97W TO 19N96W TO 19N93W TO 27N87W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3 M IN N TO NE SWELL.
.48 HOUR FORECAST COLD FRONT WEAKENING E OF AREA. WINDS 20 KT OR
LESS. SEAS LESS THAN 2.5 M.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 31N35W TO 31N39W TO 29N40W TO 29N38W TO 30N36W TO
31N35W SW TO W WINDS 20 TO 25 KT. SEAS 3 TO 4 M IN NW TO N
SWELL. WITHIN 31N45.5W TO 31N50.5W TO 31N56W TO 30.5N52W TO
31N50.5W TO 31N46.5W TO 31N45.5W SW TO W WINDS 20 TO 25 KT. SEAS
3 TO 3.5 M IN NW SWELL. ELSEWHERE WITHIN 31N35W TO 31N62W TO
27N53W TO 24N53W TO 24N46W TO 27N35W TO 31N35W WINDS 20 KT OR
LESS. SEAS 2.5 TO 4.5 M IN NW TO N SWELL.
.24 HOUR FORECAST WITHIN 31N35W TO 31N55W TO 25N44W TO 20N35W TO
31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN NW TO N SWELL.
.48 HOUR FORECAST WITHIN 31N35W TO 31N50W TO 20N46W TO 20N35W TO
31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NW TO N SWELL.

.ATLC WITHIN 13N45W TO 15N47W TO 16N60W TO 12N61W TO 08N52W TO
10N47W TO 13N45W...INCLUDING IN ATLC EXPOSURES AND PASSAGES...
WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NE TO E SWELL. WITHIN
13N35W TO 11N37W TO 10N38W TO 10N36W TO 11N35W TO 13N35W WINDS 20
KT OR LESS. SEAS 2.5 M IN NE SWELL.
.24 HOUR FORECAST WITHIN 20N35W TO 20N47W TO 17N61W TO 08N57W TO
08N48W TO 14N49W TO 20N35W...INCLUDING IN ATLC EXPOSURES AND
PASSAGES...WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN MIXED N AND E
SWELL. WITHIN 12N35W TO 12N36W TO 12N38W TO 12N39W TO 11N40W TO
10N39W TO 12N35W WINDS 20 KT OR LESS. SEAS 2.5 M IN NE SWELL.
.48 HOUR FORECAST WITHIN 20N35W TO 20N48W TO 16N55W TO 12N58W TO
07N57W TO 07N35W TO 20N35W...INCLUDING ATLC EXPOSURES...WINDS 20
KT OR LESS. SEAS 2.5 TO 3 M IN MIXED N AND E SWELL...HIGHEST
N OF 24N E OF 41W.

.ATLC 18 HOUR FORECAST COLD FRONT FROM 31N66W TO 29N73W TO
27N80W. WITHIN 31N68W TO 30N71W TO 29N73W TO 28N72W TO 29N68W TO
29N65W TO 31N68W SW WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST COLD FRONT FROM 31N63W TO 28N72W TO 26N80W.
WITHIN 31N55W TO 31N65W TO 29N71W TO 28N64W TO 29N57W TO 31N55W
SW TO W WINDS 20 TO 30 KT. SEAS 2.5 TO 3 M..
.48 HOUR FORECAST COLD FRONT FROM 31N60W TO 26N69W TO 23N81W.
WITHIN 31N48W TO 31N63W TO 29N62W TO 28N60W TO 30N52W TO 31N48W
SW WINDS 20 TO 30 KT. SEAS 3 TO 3.5 M. ELSEWHERE WITHIN 31N50W TO
29N62W TO 31N78W TO 29N77W TO 27N62W TO 27N50W TO 31N50W WINDS
20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NW SWELL.

.CARIBBEAN WITHIN 12N75.5W TO 12N76W TO 12N76.5W TO 11N76.5W TO
11N75.5W TO 11.5N75.5W TO 12N75.5W WINDS 20 KT OR LESS. SEAS 2.5
M
IN NE TO E SWELL.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.


.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.

$$