FZNT01 KWBC 072224
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC SUN DEC 07 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 07.
24 HOUR FORECAST VALID 1800 UTC DEC 08.
48 HOUR FORECAST VALID 1800 UTC DEC 09.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.WITHIN 90 NM NW OF A LINE FROM 58N45W TO 59N42W TO 61N41W AREA
OF N TO NE WINDS 50 TO 65 KT. SEAS 6 TO 10 M. ELSEWHERE E OF A
LINE FROM 66N35W TO 63N40W TO 57N51W TO 56N43W WINDS 35 TO 50 KT.
SEAS 5.5 TO 8.5 M. ALSO N OF 54N BETWEEN 35W AND 53W WINDS 25 TO
35 KT. SEAS 3 TO 7 M.
.24 HOUR FORECAST NEW LOW 55N37W 976 MB. WITHIN 90 NM NW OF A
LINE FROM 58N44W TO 59N42W TO 61N41W AREA OF N TO NE WINDS 50 TO
60 KT. SEAS 5 TO 9 M. ELSEWHERE WITHIN 180 NM NW OF A LINE FROM
57N43W TO 60N39W TO 61N35W WINDS 35 TO 45 KT. SEAS 4 TO 8 M. ALSO
WITHIN WITHIN 240 NM NW OF A LINE FROM 56N43W TO 59N39W TO 60N35W
WINDS 25 TO 40 KT. SEAS 3.5 TO 7.5 M.
.48 HOUR FORECAST LOW 58N46W 983 MB. WITHIN 90 NM NW OF A LINE
FROM 58N47W TO 60N42W TO 61N41W AREA OF N TO NE WINDS 50 TO 65
KT. SEAS 5.5 TO 9.5 M. ELSEWHERE WITHIN 120 NM NW OF A LINE FROM
58N49W TO 57N43W TO 61N39W TO 64N35W WINDS 35 TO 50 KT. SEAS 4 TO
8 M. OTHERWISE N OF 59N E OF 43W AND FROM 57N TO 61N BETWEEN 43W
AND 50W WINDS 20 TO 30 KT. SEAS 3 TO 6 M.

...HURRICANE FORCE WIND WARNING...
.18 HOUR FORECAST RAPIDLY INTENSIFYING NEW LOW 45N64W 1002 MB.
WITHIN 540 NM SW QUADRANT WINDS 25 TO 35 KT. SEAS TO 4 M.
.24 HOUR FORECAST 46N59W 999 MB AND INTENSIFYING. WITHIN 360 NM
SW QUADRANT WINDS 35 TO 45 KT. SEAS 2.5 TO 5 M. ELSEWHERE FROM
37N TO 49N W OF 52N WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M.
.30 HOUR FORECAST LOW 47N56W 985 MB AND INTENSIFYING. WITHIN 180
NM SW QUADRANT WINDS 40 TO 55 KT. SEAS 3 TO 5.5 M.
.42 HOUR FORECAST LOW 51N48W 968 MB. WITHIN 180 NM S SEMICIRCLE
WINDS 50 TO 65 KT. SEAS 5 TO 9 M.
.48 HOUR FORECAST LOW 53N45W 961 MB. WITHIN 180 NM SW SEMICIRCLE
WINDS 55 TO 70 KT. SEAS 5.5 TO 10.5 M. ELSEWHERE WITHIN 420 NM S
AND 240 NM NW QUADRANTS WINDS 40 TO 55 KT. SEAS 4.5 TO 9
M...HIGHEST S QUADRANT. ALSO WITHIN 240 NM NE...480 NM SE...600
NM SW...AND 300 NM NW QUADRANTS WINDS 25 TO 40 KT. SEAS 2.5 TO 5
M.

...STORM WARNING...
.COMPLEX LOW WITH MAIN CENTER E OF AREA NEAR 52N33W 968 MB MOVING
NE 10 KT. WITHIN 180 NM S OF A LINE FROM 39N35W TO 48N38W TO
51N47W WINDS 35 TO 50 KT. SEAS 6 TO 11 M. ALSO FROM 43N TO 54N E
OF 56W WINDS 25 TO 40 KT. SEAS 4.5 TO 8 M. OTHERWISE FROM 39N TO
43N E OF 52W WINDS TO 25 KT. SEAS 3 TO 6 M.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER E OF AREA NEAR
55N25W 972 MB. E OF A LINE FROM 51N35W TO 55N47W TO 55N48W TO
42N37W WINDS 35 TO 45 KT. SEAS 4.5 TO 9 M. ELSEWHERE E OF A LINE
FROM 57N51W TO 44N46W TO 37N37W WINDS 25 TO 35 KT. SEAS 3 TO 6
M.
.48 HOUR FORECAST LOW AND CONDITIONS MOVED E OF AREA.

...STORM WARNING...
.COMPLEX LOW WITH MEAN CENTER 38N51W 996 MB MOVING E 40 KT THEN
TURNING MORE NE AFTER 06 HOURS. WITHIN 120 NM W SEMICIRCLE WINDS
35 TO 50 KT. SEAS 4 TO 7 M. ELSEWHERE S OF 40N BETWEEN 35W AND
58W WINDS TO 25 TO 40 KT. SEAS 3 TO 6 M.
.24 HOUR FORECAST COMPLEX LOW WELL E OF AREA. S OF 40N BETWEEN
35W AND 48W WINDS TO 25 KT. SEAS 3 TO 5.5 M.
.48 HOUR FORECAST CONDITIONS DESCRIBED BY LOW 38N42W IN GALE
WARNING BELOW.

...STORM WARNING...
.30 HOUR FORECAST NEW LOW 34N73W 1009 MB. W AND NW OF A LINE FROM
36N67W TO 35N73W TO 31N77W AREA OF NE TO N WINDS 25 TO 35 KT.
SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST LOW 34N64W 1004 MB. WITHIN 120 NM NW OF A LINE
FROM 33N65W TO LOW CENTER WINDS 35 TO 50 KT. SEAS 3 TO 6 M.
ELSEWHERE S OF 38N BETWEEN 51W AND 69W WINDS 25 TO 40 KT. SEAS
2.5 TO 5 M.

...GALE WARNING...
.LOW 50N59W 1004 MB MOVING NE 10 KT. FROM 47N TO 50N E OF 59W
WITHIN THE GULF OF SAINT LAWRENCE WINDS 25 TO 35 KT. SEAS TO 4
M.
.24 HOUR FORECAST LOW AND CONDITIONS DIMINISHED.

...GALE WARNING...
.18 HOUR FORECAST N OF 64N W OF 59W WINDS 25 TO 35 KT. SEAS TO 4
M.
.24 HOUR FORECAST N OF 63N W OF 59W WINDS 25 TO 35 KT. SEAS TO 4
M.
.48 HOUR FORECAST WITHIN 90 NM NW OF A LINE FROM 64N61W TO 65N59W
TO 66N58W WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M.

...GALE WARNING...
.12 HOUR FORECAST NEW LOW 59N60W 990 MB. WITHIN 60 NM EITHER SIDE
OF A LINE FROM 63N65W TO LOW CENTER TO 56N52W WINDS 25 TO 40 KT.
SEAS 2.5 TO 4.5 M.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 60N62W 988 MB.
WITHIN 60 NM NE OF A LINE FROM LOW CENTER TO 60N54W TO 57N49W
WINDS 25 TO 35 KT. ELSEWHERE FROM 54N TO 61N W OF 50W WINDS 20 TO
30 KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW WELL INLAND. CONDITIONS DIMINISHED.

...STORM WARNING...
.30 HOUR FORECAST LOW 40N50W 1003 MB. WITHIN 240 NM SE QUADRANT
WINDS 25 TO 35 KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW 48N37W 988 MB. WITHIN 180 NM SE OF A FRONT
FROM LOW CENTER TO 44N38W TO 41N40W WINDS 35 TO 50 KT. SEAS 3.5
TO 6.5 M. ELSEWHERE E OF A LINE FROM 50N37W TO 41N42W WINDS 25 TO
40 KT. SEAS 3 TO 5.5 M.

...GALE WARNING...
.30 HOUR FORECAST LOW 33N59W 1008 MB. S OF 33N BETWEEN 52W AND
64W WINDS 25 TO 35 KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW 38N42W 999 MB. WITHIN 240 NM SE QUADRANT
WINDS 35 TO 45 KT. SEAS 3.5 TO 6.5 M. ELSEWHERE S OF 41N BETWEEN
35W AND 48W WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY W OF 63W WITHIN THE GULF OF
SAINT LAWRENCE. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF
44N W OF 48W...W OF A LINE FROM 47N51W TO 52N52W TO 63N65W...AND
WITHIN 60 NM W OF GREENLAND N OF 64N.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W OF A LINE
FROM 52N54W TO 55W54W TO 58N60W AND WITHIN THE GULF OF SAINT
LAWRENCE W OF 63W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY W
OF A LINE FROM 39N74W TO 48N50W TO 55N50W TO 61N64W INCLUDING
WITHIN THE GULF OF SAINT LAWRENCE...AND N OF 64N W OF 59W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W OF A LINE
FROM 50N54W TO 53N54W TO 58N61W. ELSEWHERE LIGHT TO MODERATE
FREEZING SPRAY N OF 42N BETWEEN 57W AND 71W INCLUDING WITHIN THE
GULF OF SAINT LAWRENCE...W OF A LINE FROM 46N47W TO 48N45W TO
61N60W...AND N OF 64N W OF 60W.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 120 NM SW OF
A LINE FROM 50N43W TO 56N49W TO 58N58W TO 64N63W...AND WITHIN 60
NM NW OF A LINE FROM 59N42W TO 64N39W.
.24 HOUR FORECAST DENSE FOG WITHIN 180 NM S OF A LINE FROM 62N62W
TO 57N48W TO 58N44W TO 63N40W...AND FROM 45N TO 49N BETWEEN 54W
AND 64W.
.48 HOUR FORECAST DENSE FOG FROM 49N TO 55N BETWEEN 37W AND
51W...WITHIN 120 NM NW OF A LINE FROM 57N44W TO 58N41W TO 61N39W
TO 64N35W...AND FROM 56N TO 61N BETWEEN 54W AND 61W.

.FORECASTER HYDE. 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 1800 UTC SUN DEC 7.
24 HOUR FORECAST VALID 1800 UTC MON DEC 8.
48 HOUR FORECAST VALID 1800 UTC TUE DEC 9.

.WARNINGS.

...GULF OF AMERICA GALE WARNING...
.09 HOUR FORECAST WITHIN 29N94W TO 29N95W TO 28N97W TO 27N97W TO
26N97W TO 28N94W TO 29N94W N WINDS 20 TO 30 KT. SEAS LESS THAN
2.5 M.
.24 HOUR FORECAST 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 TO 2.5 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 3.0 M. WITHIN 29N88W
TO 29N89W TO 28N90W TO 27N91W TO 27N90W TO 28N88W TO 29N88W N TO
NE WINDS 20 TO 25 KT. SEAS LESS THAN 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 3.0 M IN NW TO N
SWELL.
.36 HOUR FORECAST WITHIN 20N94W TO 20N95W TO 20N96W TO 19N96W TO
18N94W TO 19N94W TO 20N94W...INCLUDING WITHIN 90 NM OF COAST OF
VERACRUZ... NW TO N WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M IN NW
SWELL. ELSEWHERE WITHIN 23N92W TO 26N88W TO 26N92W TO 23N95W TO
20N96W TO 19N93W TO 23N92W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M
IN NW TO N SWELL.
.48 HOUR FORECAST WITHIN 20N92W TO 20N94W TO 19N95W TO 18N94W TO
19N93W TO 20N92W WINDS 20 KT OR LESS. SEAS 2.5 M IN NW TO N
SWELL.

.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 4.0 TO 4.5 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
3.0 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 31N57W 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 13N44W TO 15N47W TO 16N60W TO 12N61W TO 08N52W TO
10N47W TO 13N44W...INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES
AND ATLANTIC EXPOSURES... WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 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 ATLANTIC EXPOSURES AND
PASSAGES AND ATLANTIC EXPOSURES... WINDS 20 KT OR LESS. SEAS 2.5
TO 3.0 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 20N46W TO 17N55W TO 12N61W TO
07N53W TO 09N35W TO 20N35W...INCLUDING ATLANTIC EXPOSURES...
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED N AND E SWELL.

.ATLC 21 HOUR FORECAST 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 WITHIN 31N62W TO 31N68W TO 30N72W TO 29N73W TO
29N69W TO 29N64W TO 31N62W SW TO W WINDS 20 TO 30 KT. SEAS TO
2.5 M IN W SWELL.
.48 HOUR FORECAST WITHIN 31N51W TO 31N64W TO 29N62W TO 28N59W TO
30N52W TO 31N51W SW WINDS 20 TO 30 KT. SEAS 3.0 TO 4.0 M IN W
SWELL. WITHIN 31N64W TO 31N67W TO 30N67W TO 31N65W TO 30N65W TO
30N64W TO 31N64W W TO NW WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M IN
W TO NW SWELL. 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 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 STRIPLING. NATIONAL HURRICANE CENTER.

$$