FZNT01 KWBC 092144
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC TUE DEC 09 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC DEC 09.
24 HOUR FORECAST VALID 1800 UTC DEC 10.
48 HOUR FORECAST VALID 1800 UTC DEC 11.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.COMPLEX LOW WITH MAIN CENTER 53N44W 956 MB MOVING NE 10 KT AND
INTENSIFYING. WITHIN 180 NM S SEMICIRCLE WINDS 55 TO 75 KT. SEAS
6 TO 11 M. ELSEWHERE FROM 47N TO 55N BETWEEN 38W AND 50W...AND
FROM 42N TO 50N BETWEEN 35W AND 38W WINDS 40 TO 50 KT. SEAS 5 TO
9 M. ALSO FROM 42N TO 57N BETWEEN 35W AND 67W WINDS 25 TO 40 KT.
SEAS 3.5 TO 7 M...EXCEPT SEAS 2.5 TO 3.5 M IN THE GULF OF SAINT
LAWRENCE.
.24 HOUR FORECAST LOW 56N38W 951 MB. BETWEEN 120 NM AND 540 NM S
AND SW QUADRANTS...AND WITHIN 60 NM NW OF A LINE FROM 57N44W TO
62N40W WINDS 55 TO 75 KT. SEAS 9 TO 13 M. ELSEWHERE WITHIN 600
NM S SEMICIRCLE...AND N OF A LINE FROM 56N46W TO 61N40W TO
62N35W WINDS 40 TO 55 KT. SEAS 6 TO 11 M. ALSO NE AND E OF A
LINE FROM 40N35W TO 40N46W TO 56N61W WINDS 25 TO 40 KT. SEAS 3
TO 8 M...HIGHEST E OF 50W.
.48 HOUR FORECAST LOW E OF AREA. CONDITIONS DESCRIBED BELOW WITH
LOW 60N30W.

...HURRICANE FORCE WIND WARNING...
.LOW 57N47W 974 MB MOVING W 10 KT. WITHIN 60 NM NW AND N OF A
LINE FROM 58N48W TO 59N44W TO 62N41W WINDS 50 TO 65 KT. SEAS 6
TO 9 M. ELSEWHERE WITHIN 120 NM NW AND N OF A LINE FROM 58N49W
TO 59N44W TO 64N35W WINDS 40 TO 50 KT. SEAS 5 TO 8 M. ALSO FROM
57N TO 61N BETWEEN 42W AND 59W...AND N OF 59N E OF 42W WINDS 25
TO 40 KT. SEAS 3 TO 6 M.
.24 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 56N38W
DESCRIBED ABOVE.

...STORM WARNING...
.LOW 39N42W 997 MB MOVING NE 45 KT AND RAPIDLY INTENSIFYING.
WITHIN 180 NM SE QUADRANT WINDS 40 TO 50 KT. SEAS 4 TO 6 M.
ELSEWHERE FROM 32N TO 42N E OF 45W WINDS 25 TO 40 KT. SEAS 3 TO
5 M.
.24 HOUR FORECAST LOW E OF AREA 51N22W 972 MB. FROM 32N TO 40N E
OF 44W WINDS TO 25 KT. SEAS 3 TO 5.5 M.
.48 HOUR FORECAST LOW E OF AREA 60N30W 933 MB. N OF A LINE FROM
53N35W TO 56N41W WINDS 40 TO 55 KT. SEAS 7 TO 10 M. ELSEWHERE N
OF 39N E OF 42W...AND FROM 53N TO 58N BETWEEN 42W AND 50W WINDS
25 TO 40 KT. SEAS 4 TO 8 M.

...STORM WARNING...
.COMPLEX LOW WITH MAIN CENTER 36N54W 996 MB MOVING NE 50 KT.
FROM 31N TO 42N BETWEEN 45W AND 69W WINDS 25 TO 40 KT. SEAS 2.5
TO 5.5 M...HIGHEST NEAR 34N65W.
.12 HOUR FORECAST LOW 41N37W 995 MB. WITHIN 120 NM SE OF A FRONT
FROM LOW TO 36N46W WINDS 40 TO 50 KT. SEAS 5 TO 7 M.
.24 HOUR FORECAST LOW AND CONDITIONS MERGED WITH LOW E OF AREA
NEAR 51N22W DESCRIBED ABOVE.

...STORM WARNING...
.24 HOUR FORECAST LOW INLAND NEAR 44N79W 988 MB. W OF A LINE
FROM 32N65W TO 42N54W TO 49N59W AREA OF SW WINDS 25 TO 35 KT.
SEAS TO 2.5 TO 4 M.
.42 HOUR FORECAST LOW INLAND 49N65W 983 MB. FROM 38N TO 45N
BETWEEN 56W AND 61W WINDS 40 TO 50 KT. SEAS 3.5 TO 5 M.
.48 HOUR FORECAST LOW INLAND 50N64W 980 MB. FROM 42N TO 48N
BETWEEN 42W AND 54W WINDS 35 TO 45 KT. SEAS 3.5 TO 5 M.
ELSEWHERE W OF 42W WITHIN 1200 NM SE AND S QUADRANTS WINDS 25 TO
40 KT. SEAS 2.5 TO 5 M.

...GALE WARNING...
.LOW 60N62W 984 MB MOVING SE 10 KT. N OF 61N W OF 59W WINDS 25
TO 35 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW 58N59W 986 MB. NW AND N OF A LINE FROM
57N61W TO 60N52W WINDS 25 TO 35 KT. SEAS TO 3.5 M.
.48 HOUR FORECAST LOW 60N47W 993 MB. WITHIN 540 NM NW QUADRANT
WINDS 25 TO 40 KT. SEAS TO 3.5 M.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY FROM 49N TO 56N W OF 53W.
ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY W OF A LINE FROM
40N70W TO 46N45W TO 58N52W TO 61N62W TO 67N58W...AND N OF 64N
WITHIN 60 NM W OF GREENLAND.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY FROM 52N TO
56N W OF 53W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY FROM
48N TO 58N W OF 49W...W AND NW OF A LINE FROM 59N63W TO
67N57W...AND N OF 64N WITHIN 60 NM SW OF THE GREENLAND COAST.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 64N
BETWEEN 58W AND 61W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY
W AND NW OF A LINE FROM 55N51W TO 60N60W TO 67N57W...AND N OF
62N WITHIN 60 NM SW OF THE GREENLAND COAST.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF A LINE FROM
59N44W TO 64N35W...FROM 57N TO 61N W OF 44W...AND FROM 50N TO
56N E OF 51W.
.24 HOUR FORECAST DENSE FOG NE OF A LINE FROM 44N35W TO
56N52W...FROM 56N TO 59N W OF 53W...AND FROM 45N TO 49N W OF
56W.
.48 HOUR FORECAST DENSE FOG N OF 51N E OF 45W...AND FROM 46N TO
52N W OF 47W.

.FORECASTER KELLS. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

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

SYNOPSIS VALID 1800 UTC TUE DEC 9.
24 HOUR FORECAST VALID 1800 UTC WED DEC 10.
48 HOUR FORECAST VALID 1800 UTC THU DEC 11.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 18N46W TO 19N48W TO 17N51W TO 17N56W TO 14N52W TO
13N47W TO 18N46W WINDS 20 KT OR LESS. SEAS 2.5 M IN E SWELL.
.24 HOUR FORECAST WITHIN 20N52W TO 17N58W TO 13N55W TO 11N59W TO
06N50W TO 08N38W TO 20N52W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0
M IN E SWELL.
.48 HOUR FORECAST WITHIN 18N38W TO 19N49W TO 13N51W TO 08N40W TO
11N37W TO 14N42W TO 18N38W NE TO E WINDS 20 TO 25 KT. SEAS 3.0
TO 3.5 M. ELSEWHERE WITHIN 24N35W TO 24N62W TO 21N65W TO 09N58W
TO 12N46W TO 07N35W TO 24N35W...INCLUDING IN ATLANTIC EXPOSURES
AND PASSAGES...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED E
AND N SWELL.

.ATLC WITHIN 31N35W TO 28N48W TO 21N43W TO 19N48W TO 11N48W TO
07N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN N
SWELL.
.24 HOUR FORECAST WITHIN 29N35W TO 23N41W TO 20N51W TO 12N43W TO
10N35W TO 29N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N
SWELL.
.42 HOUR FORECAST CONDITIONS MERGED WITH AREA DESCRIBED ABOVE.

.ATLC DISSIPATING COLD FRONT FROM 31N58W TO 26N69W. SECOND COLD
FRONT FROM 31N61W TO 24.5N78W. E OF SECOND COLD FRONT WITHIN
31N44W TO 31N61W TO 28N61W TO 28N47W TO 31N44W SW WINDS 20 TO 30
KT. SEAS 2.5 TO 4.0 M IN MIXED N AND W SWELL. NEAR AND W OF
SECOND COLD FRONT WITHIN 31N59W TO 31N67W TO 30N66W TO 30N61W TO
31N59W W TO NW WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M IN W SWELL.
ELSEWHERE WITHIN 30N61W TO 30N66W TO 31N77W TO 30N75W TO 29N70W
TO 28N62W TO 30N61W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN N
TO NW SWELL.
.24 HOUR FORECAST COLD FRONT FROM 31N50W TO 29.5N60.5W. WITHIN
29N35W TO 27N75W TO 20N54W TO 16N58W TO 07N50W TO 07N35W TO
29N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 M IN N TO NE SWELL.
.48 HOUR FORECAST COLD FRONT FROM 29N35W TO 29N38W. WITHIN
31N35W TO 30N59W TO 26N61W TO 24N45W TO 28N35W TO 31N35W WINDS 20
KT OR LESS. SEAS 2.5 TO 4.0 M IN N SWELL.

.ATLC 33 HOUR FORECAST WITHIN 31N75W TO 31N81W TO 30N81W TO
30N79W TO 30N77W TO 31N75W SW TO W WINDS 20 TO 25 KT. SEAS LESS
THAN 2.5 M.
.48 HOUR FORECAST COLD FRONT FROM 31N73W TO 28N80.5W. E OF COLD
FRONT WITHIN 30N57W TO 30N68W TO 28N67W TO 29N63W TO 27N61W TO
29N57W TO 30N57W SW WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M IN MIXED
NE AND SW SWELL. W OF COLD FRONT WITHIN 31N68W TO 31N78W TO
29N78W TO 29N74W TO 31N68W W TO NW WINDS 20 TO 25 KT. SEAS 2.5 TO
3.5 M IN NW SWELL.

.CARIBBEAN 03 HOUR FORECAST WITHIN 13N73W TO 13N74W TO 12N75W TO
12N73W TO 11N71W TO 12N70W TO 13N73W...INCLUDING THE GULF OF
VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 14N73W TO 14N75W TO 13N77W TO 12N78W TO
11N77W TO 13N71W TO 14N73W E WINDS 20 TO 25 KT. SEAS 2.5 M IN NE
TO E SWELL.
.48 HOUR FORECAST WITHIN 13N72W TO 13N74W TO 13N75W TO 12N75W TO
12N73W TO 12N72W TO 13N72W NE TO E WINDS 20 TO 25 KT. SEAS 2.5
M. ELSEWHERE WITHIN 13N70W TO 13N72W TO 12N71W TO 11N71W TO
11N70W TO 13N70W...INCLUDING THE GULF OF VENEZUELA...E WINDS 20
TO 25 KT. SEAS LESS THAN 2.5 M. REMAINDER OF AREA WITHIN 13N73W
TO 14N75W TO 15N78W TO 14N79W TO 11N79W TO 12N75W TO 13N73W WINDS
20 KT OR LESS. SEAS 2.5 M IN E SWELL.

.GULF OF AMERICA WITHIN 25N84W TO 26N87W TO 26N88W TO 25N88W TO
24N85W TO 25N83W TO 25N84W NE WINDS 20 TO 25 KT. SEAS 2.5 M.
ELSEWHERE WITHIN 19N93W TO 20N93W TO 20N94W TO 19N95W TO 18N94W
TO 19N93W...INCLUDING WITHIN 60 NM OF COAST OF VERACRUZ...WINDS
20 KT OR LESS. SEAS 2.5 M IN NW TO N SWELL.
.12 HOUR FORECAST CONDITIONS IMPROVE. 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 ADAMS. NATIONAL HURRICANE CENTER.