FZNT01 KWBC 081004
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC DEC 08.
24 HOUR FORECAST VALID 0600 UTC DEC 09.
48 HOUR FORECAST VALID 0600 UTC DEC 10.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 44N68W 1008 MB MOVING NE 35 KT AND RAPIDLY INTESTIFYING. N
OF 40N W OF 65W WINDS 20 TO 30 KT. SEAS LESS THAN 4 M.
.06 HOUR FORECAST LOW 45N64W 1004 MB. N OF 38N W OF 60W WINDS 25
TO 40 KT. SEAS LESS THAN 4 M.
.18 HOUR FORECAST LOW 47N56W 985 MB. WITHIN 120 NM W...240 NM
S...AND 240 NM E QUADRANTS WINDS 40 TO 55 KT. SEAS 3 TO 5 M.
.24 HOUR FORECAST LOW 49N51W 972 MB. WITHIN 90 NM NW AND SW...180
NM S...AND 240 NM SE QUADRANTS WINDS 45 TO 60 KT. SEAS 4 TO 6 M.
ELSEWHERE WITHIN 150 NM NW AND N...300 NM E...AND 360 NM S AND SW
QUADRANTS WINDS 30 TO 45 KT. SEAS 2.5 TO 5 M. ALSO FROM 40N TO
52N BETWEEN 40W AND 67W WINDS 25 TO 35 KT. SEAS 2.5 TO 5 M.
.48 HOUR FORECAST LOW 55N42W 958 MB. WITHIN 60 NM NW OF A LINE
FROM 58N45W TO 59N43W TO 61N42W WINDS 65 TO 80 KT. SEAS 6 TO 11
M. ELSEWHERE WITHIN 300 NM SW...240 NM S...AND 180 NM SE
QUADRANTS...AND WITHIN 90 NM NW OF A LINE FROM 57N48W TO 58N43W
TO 62N40W TO 63N40W WINDS 50 TO 65 KT. SEAS 6 TO 12 M...HIGHEST
FROM 52N TO 55N BETWEEN 36W AND 45W. ALSO N OF 60N E OF
GREENLAND...WITHIN 120 NM N OF A LINE FROM 57N50W TO 59N39W...AND
WITHIN 600 NM SW...AND 540 NM S AND SE QUADRANTS WINDS 35 TO 50
KT. SEAS 4 TO 10 M...HIGHEST S AND SE OF CENTER. OTHERWISE FROM
45N TO 60N BETWEEN 35W AND 64W WINDS 25 TO 35 KT. SEAS 3 TO 6.5
M...HIGHEST W OF A LINE FROM 46N43W TO 50N50W TO 56N53W TO 59N51W
TO 60N44W.

...HURRICANE FORCE WIND WARNING...
.24 HOUR FORECAST NEW LOW 57N48W 982 MB. WITHIN 60 NM W OF A LINE
FROM 59N44W TO 62N41W WINDS 50 TO 60 KT. SEAS 5 TO 8.5 M.
ELSEWHERE WITHIN 120 NM W OF A LINE FROM 57N46W TO 60N41W...AND N
OF 60N E OF GREENLAND....AND E OF A LINE FROM 48N35W TO 54N40W
WINDS 35 TO 50 KT. SEAS 4 TO 8 M. ALSO FROM 34N TO 60N E OF
40W...AND FROM 52N TO 60N E OF 58W WINDS 25 TO 35 KT. SEAS 3 TO 6
M.
.36 HOUR FORECAST LOW 57N51W 973 MB. WITHIN 60 NM N OF A LINE
FROM 58N49W TO 59N44W TO 61N41W WINDS 50 TO 65 KT. SEAS 5 TO 8.5
M.
.48 HOUR FORECAST LOW 58N56W 981 MB. CONDITIONS DESCRIBED ABOVE
WITH LOW 55N42W.

...STORM WARNING...
.COMPLEX LOW WITH FIRST LOW 53N40W 977 MB MOVING SE 05 KT AND
SECOND LOW E OF AREA NEAR 58N33W 975 MB MOVING W 10 KT. FROM 57N
TO 61N BETWEEN 40W AND A LINE FROM 60N44W TO 58N49W WINDS 40 TO
55 KT. SEAS 4 TO 8 M. ELSEWHERE N OF 56N E OF 44W...FROM 56N TO A
LINE FROM 60N44W TO 58N50W...AND WITHIN 420 NM W AND 540 NM S
QUADRANTS OF SECOND LOW WINDS 30 TO 45 KT. SEAS 3 TO 8
M...HIGHEST NEAR 48N43W. ALSO FROM 40N TO 60N E OF 50W WINDS 20
TO 30 KT. SEAS 3 TO 6 M.
.24 HOUR FORECAST COMPLEX LOW AND CONDITIONS ABSORBED BY NEW LOW
57N48W DESCRIBED ABOVE.

...STORM WARNING...
.COMPLEX LOW WITH FIRST LOW E OF AREA NEAR 39N33W 986 MB MOVING E
20 KT AND SECOND LOW 34N46W 1011 MB MOVING E 30 KT. WITHIN 180 NM
W AND 480 NM SW QUADRANTS OF FIRST LOW WINDS 35 TO 50 KT. SEAS 4
TO 7 M. ELSEWHERE FROM 31N TO 40N E OF 58W WINDS 25 TO 35 KT.
SEAS 3 TO 6 M.
.24 HOUR FORECAST COMPLEX LOW AND CONDITIONS E OF AREA.

...STORM WARNING...
.LOW 32N79W 1012 MB MOVING NE 20 KT. WINDS LESS THAN 25 KT. SEAS
LESS THAN 4 M.
.18 HOUR FORECAST NEW LOW 34N73W 1009 MB. S OF 37N W OF 70W WINDS
25 TO 40 KT. SEAS TO 4 M.
.24 HOUR FORECAST LOW 34N69W 1003 MB. WITHIN 150 NM NW AND 300 NM
W QUADRANTS WINDS 30 TO 45 KT. SEAS 3 TO 5 M. ELSEWHERE FROM 31N
TO 40N W OF 65W WINDS 20 TO 30 KT. SEAS TO 4 M.
.30 HOUR FORECAST LOW 34N66W 1003 MB. WITHIN 150 NM NW SEMICRICLE
WINDS 35 TO 50 KT. SEAS 3 TO 6 M.
.48 HOUR FORECAST LOW 39N42W 998 MB. WITHIN 120 NM NW...150 NM
W...AND 300 NM S QUADRANTS WINDS 35 TO 50 KT. SEAS 4 TO 7.5 M.
ELSEWHERE FROM 31N TO 45N BETWEEN 35W AND 50W...AND S OF A LINE
FROM 40N50W TO 31N65W WINDS 25 TO 35 KT. SEAS 3 TO 6 M...HIGHEST
NEAR 36N50W.

...GALE WARNING...
.LOW 59N60W 990 MB MOVING W 25 KT. FROM 45N TO A LINE FROM 59N50W
TO 61N63W BETWEEN 50W AND 60W WINDS 25 TO 35 KT. SEAS 2.5 TO 6
M...HIGHEST NEAR 57N50W.
.24 HOUR FORECAST LOW WELL INLAND NEAR 59N76W 984 MB. CONDITIONS
DESCRIBED ABOVE WITH NEW LOW 57N48W.

...GALE WARNING...
.18 HOUR FORECAST NEW LOW 33N60W 1007 MB. S OF 33N BETWEEN 50W
AND 65W WINDS 25 TO 35 KT. SEAS LESS THAN 4 M.
.24 HOUR FORECAST LOW 37N53W 1002 MB. FROM 31N TO 40N BETWEEN 60W
AND A LINE FROM 31N47W TO 37N40W WINDS 25 TO 40 KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW AND CONDITIONS E OF AREA.

...GALE WARNING....
.24 HOUR FORECAST N OF 61N W OF 59W AREA OF NE WINDS 25 TO 35 KT.
SEAS LESS THAN 4 M.
.48 HOUR FORECAST N OF 61N W OF 57W AREA OF NE WINDS 25 TO 35 KT.
SEAS LESS THAN 4 M.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY S OF 56N W OF 58W. ELSEWHERE
LIGHT TO MODERATE FREEZING SPRAY N OF 46N WITHIN THE GULF OF
SAINT LAWRENCE...NW OF A LINE FROM 42N70W TO 44N66W...
W OF A LINE FROM 48N53W TO 52N50W TO 55N50W TO 62N68W...AND N OF
65N W OF 60W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W OF 65W IN
THE GULF OF SAINT LAWRENCE...AND S AND SW OF A LINE FROM 57N61W
TO 54N55W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY NW OF A
LINE FROM 42N70W TO 44N59W TO 47N56W INCLUDING THE GULF OF SAINT
LAWRENCE...W OF A LINE FROM 46N55W TO 45N50W TO 56N50W TO
59N55W...AND N OF 62N W OF 60W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 46N
WITHIN THE GULF OF SAINT LAWRENCE...W OF A LINE FROM 47N53W TO
52N49W TO 55N51W TO 59N60W...AND W AND N OF 63N W OF 58W.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 60N BETWEEN 40W
AND GREENLAND...WITHIN 150 NM S OF A LINE FROM 62N65W TO
56N50W...AND WITHIN 60 NM N AND E OF A LINE FROM 50N44W TO
54N50W.
.24 HOUR FORECAST DENSE FOG FROM 48N TO 52N BETWEEN 45W AND
55W...FROM 43N TO 46N BETWEEN 47W AND 50W...WITHIN 120 NM N OF A
LINE FROM 56N47W TO 58N53W TO 60N60W...AND N OF 59N BETWEEN 40W
AND 44W.
.48 HOUR FORECAST DENSE FOG FROM 53N TO 58N BETWEEN 44W AND
53W...FROM 57N TO 61N W OF 58W...FROM 60N TO 65N BETWEEN 35W AND
GREENLAND...AND FROM 58N TO 60N BETWEEN 39W AND 45W.

.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 0600 UTC MON DEC 08.
24 HOUR FORECAST VALID 0600 UTC TUE DEC 09.
48 HOUR FORECAST VALID 0600 UTC WED DEC 10.

.WARNINGS.

...GULF OF AMERICA GALE WARNING...
.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.
.12 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 TO N
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.
.18 HOUR FORECAST COLD FRONT FROM 25N81W TO 21N88W TO 18.5W93W.
LITTLE CHANGE...EXCEPT SEAS 2.5 TO 4 M
.24 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.
.42 HOUR FORECAST FRONT TO BECOME STATIONARY FROM WESTERN CUBA
TO YUCATAN PENINSULA. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N73W TO 29N78W THEN WARM FRONT TO LOW
PRES NEAR 28N80W 1012 MB. WINDS 20 KT OR LESS. SEAS LESS THAN
2.5 M. NUMEROUS SHOWERS AND TSTMS FROM 28N TO 31N BETWEEN 73W AND

78W AND FROM 26N TO 28N BETWEEN 78W AND 80W.
.12 HOUR FORECAST STATIONARY FRONT FROM 31N68W TO 29N74W TO
27N80W. WITHIN 31N62W TO 30N70W TO 28N73W TO 28N69W TO 28N64W TO
30N63W TO 31N62W SW WINDS 20 TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST NEW COLD FRONT TO MERGE WITH STATIONARY FRONT
FROM 31N68W TO 28N72W TO 25N81W. E OF FRONT...WITHIN 31N50W TO
31N62W TO 28N72W TO 28N61W TO 29N54W TO 31N50W SW TO W WINDS 20
TO 30 KT. SEAS 2.5 TO 3 M. W OF FRONT...WITHIN 31N68W TO 31N80W
TO 28N80W TO 28N72W TO 31N68W NW TO N WINDS 20 TO 25 KT. SEAS TO
2.5 M.
.48 HOUR FORECAST COLD FRONT FROM 31N56W TO 28N62W THEN
STATIONARY FRONT TO 23N81W. WITHIN 31N47W TO 31N51W TO 31N55W TO
30N53W TO 30N48W TO 31N47W SW WINDS 20 TO 25 KT. SEAS 3 TO 3.5 M.
ELSEWHERE WITHIN 31N45W TO 31N56W TO 31N77W TO 27N74W TO 29N63W
TO 28N45W TO 31N45W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NW TO
N SWELL.

.ATLC TROUGH FROM 31N41W TO 26N48W. WITHIN 31N35W TO 31N46W TO
30N43W TO 30N39W TO 29N35W TO 31N35W SW TO W WINDS 20 TO 25 KT.
SEAS 3 TO 4 M IN NW TO N SWELL...HIGHEST FAR NE. ELSEWHERE WITHIN
28N50W TO 21N46W TO 23N35W TO 31N35W TO 31N49W TO 31N57W TO
28N50W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NW TO N SWELL.
.24 HOUR FORECAST TROUGH TO MOVE E OF FORECAST WATERS. WITHIN
31N35W TO 31N50W TO 26N50W TO 23N40W TO 20N35W TO 31N35W WINDS 20
KT OR LESS. SEAS 2.5 TO 4 M IN NW TO N SWELL...HIGHEST NE.
.48 HOUR FORECAST WITHIN 31N35W TO 31N45W TO 20N52W TO 20N35W TO
31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NW TO N SWELL.

.ATLC WITHIN 13N46W TO 15N54W TO 16N60W TO 10N55W TO 07N50W TO
13N46W...INCLUDING IN ATLC EXPOSURES AND PASSAGES...WINDS 20 KT
OR LESS. SEAS 2.5 TO 3 M IN NE TO E SWELL.
.24 HOUR FORECAST WITHIN 20N35W TO 18N54W TO 15N61W TO 09N59W TO
07N57W TO 08N48W TO 10N35W 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.
.48 HOUR FORECAST WITHIN 20N35W TO 20N52W TO 15N55W TO 08N54W TO
07N48W TO 07N35W TO 20N35W...INCLUDING ATLC EXPOSURES...WINDS 20
KT OR LESS EXCEPT NE TO E 20 TO 25 KT FROM 11N TO 18N BETWEEN 35W
AND 45W. SEAS 2.5 TO 3 M PRIMARILY IN N SWELL.

.CARIBBEAN 48 HOUR FORECAST WITHIN 13N74W TO 13N75W TO 13N76W TO
11N76W TO 11N75W TO 12N74W TO 13N74W NE TO E WINDS 20 TO 25 KT.
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.

$$