FZNT01 KWBC 050440 CCA
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC FRI DEC 05 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 05.
24 HOUR FORECAST VALID 0000 UTC DEC 06.
48 HOUR FORECAST VALID 0000 UTC DEC 07.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 56N41W 985 MB MOVING SE 10 KT. WITHIN 90 NM NW OF A LINE
FROM 59N45W TO 62N39W AREA OF N TO NE WINDS 35 TO 50 KT. SEAS 5
TO 8 M. ALSO N OF A LINE FROM 59N35W TO 56N49W AND WITHIN 240 NM
S AND 360 NM W QUADRANTS WINDS 25 TO 40 KT. SEAS 3.5 TO 7 M.
.24 HOUR FORECAST LOW DISSIPATED. WITHIN 90 NM NW OF A LINE FROM
57N49W TO 58N42W TO 61N41W AREA OF N TO NE WINDS 50 TO 65 KT.
SEAS 6 TO 10.5 M. ELSEWHERE FROM 57N TO 59N BETWEEN 41W AND 55W
AND N OF 59N BETWEEN 36W AND 44W WINDS 35 TO 50 KT. SEAS 5.5 TO
9 M. ALSO FROM 56N TO 63N E OF 61W AND N OF 63N E OF GREENLAND
WINDS 25 TO 40 KT. SEAS 3 TO 6.5 M.
.48 HOUR FORECAST NEW LOW 56N36W 975 MB. WITHIN 120 NM NW OF A
LINE FROM 57N45W TO 60N39W AREA OF N TO NE WINDS 50 TO 65 KT.
SEAS 6 TO 9.5 M. ALSO WITHIN 360 NM NW QUADRANT WINDS 35 TO 50
KT. SEAS 4 TO 7.5 M. ELSEWHERE WITHIN 180 NM NE AND 480 NM W
QUADRANTS N OF LINE FROM 58N51W TO 56N55W TO 53N47W TO 55N45W
TO 56N35W AREA OF N TO NE WINDS 25 TO 35 KT. SEAS AND N OF 58N E
OF 45W WINDS 25 TO 40 KT. SEAS 3 TO 6.5 M.

...HURRICANE FORCE WIND WARNING...
.LOW 43N62W 1002 MB MOVING NE 25 KT AND RAPIDLY INTENSIFYING.
WITHIN 480 NM W AND 300 NM NW QUADRANTS WINDS 30 TO 40 KT. SEAS
2.5 TO 4.5 M...HIGHEST W QUADRANT. ELSEWHERE FROM 35N TO 46N
BETWEEN 53W AND 74W WINDS 20 TO 30 KT. SEAS TO 4 M.
.12 HOUR FORECAST LOW 47N52W 981 MB. WITHIN 420 NM SW QUADRANT
WINDS 40 TO 55 KT. SEAS 4 TO 7.5 M.
.24 HOUR FORECAST LOW 50N50W 960 MB. WITHIN 360 NM SW SEMICIRCLE
WINDS 50 TO 65 KT. SEAS 6 TO 10.5 M.
ALSO WITHIN 540 NM S SEMICIRCLE AND WITHIN 150 NM NW AND N AND
120 NM E QUADRANT WINDS 40 TO 55 KT. SEAS 3 TO 8 M. ELSEWHERE
WITHIN 840 NM SE AND 660 NM SW QUADRANTS AND WITHIN 360 NM NE
AND 300 NM NW QUADRANTS WINDS 25 TO 40 KT. SEAS 2.5 TO 6 M.
.48 HOUR FORECAST LOW 50N39W 960 MB. E OF A LINE FROM 49N49W TO
41N43W AND WITHIN 120 NM S AND SE QUADRANTS WINDS 45 TO 60 KT.
SEAS 7.5 TO 13 M. ALSO WITHIN 660 NM S SEMICIRCLE AND 360 NM E
AND W QUADRANTS WINDS 30 TO 45 KT. SEAS 4.5 TO 11 M...HIGHEST S
QUADRANT. ELSEWHERE EXCEPT WHERE NOTED BY LOW 56N36W ABOVE...E
OF A LINE FROM 57N61W TO 43N57W TO 37N48W WINDS 20 TO 30 KT.
SEAS 3 TO 7 M.

...STORM WARNING...
.LOW E OF AREA 53N32W 962 MB MOVING NE 25 KT. W OF 35W WITHIN
240 NM W AND 360 NM SW QUADRANTS WINDS 40 TO 55 KT. SEAS 4.5 TO
9.5 M. ELSEWHERE WITHIN 300 NM NW AND 660 NM SW QUADRANT W OF
35W WINDS 25 TO 40 KT. SEAS 3.5 TO 9 M.
.24 HOUR FORECAST LOW WELL E OF AREA 55N16W 970 MB WITH
CONDITIONS AS DESCRIBED SWITH LOW 50N50W ABOVE.

...STORM WARNING...
.LOW 51N61W 992 MB MOVING SE 15 KT AND RAPIDLY INTENSIFYING.
WITHIN GULF OF SAINT LAWRENCE AND ALSO WITHIN 300 NM S QUADRANT
WINDS 25 TO 40 KT. SEAS TO 3.5 M.
.12 HOUR FORECAST LOW 51N57W 976 MB. WITHIN 300 NM S AND SW
QUADRANTS WINDS 40 TO 55 KT. SEAS 2.5 TO 5.5 M.
.24 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 50N50W
ABOVE.

...GALE WARNING...
.30 HOUR FORECAST LOW 36N70W 1010 MB. FROM 33N TO 39N BETWEEN
66W AND 73W WINDS 25 TO 35 KT. SEAS TO 4 M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 37N54W 1003 MB.
FROM 32N TO 38N BETWEEN 51W AND 62W WINDS 25 TO 35 KT. SEAS TO 4
M.

...GALE WARNING...
.24 HOUR FORECAST WITHIN 60 NM E OF A LINE FROM 56N60W TO 58N60W
TO 61N61W WINDS 25 TO 40 KT. SEAS TO 3 M.
.48 HOUR FORECAST NEW LOW 58N57W 991 MB. WITHIN 60 NM W OF A
LINE FROM 58N60W TO 55N57W AREA OF NW TO N WINDS 30 TO 45 KT.
SEAS 4 TO 7 M. ELSEWHERE...EXCEPT AS DESCRIBED ABOVE...FROM 52N
TO 65N W OF 53W WINDS 20 TO 30 KT. SEAS 3 TO 6 M.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY WITHIN THE GULF OF SAINT
LAWRENCE W OF 64W...AND N OF 59N W OF 63W. ELSEWHERE LIGHT TO
MODERATE FREEZING SPRAY W OF A LINE FROM 52N54W TO
64N62W...WITHIN GULF OF SAINT LAWRENCE W OF 62W...AND WITHIN 90
NM W OF GREENLAND N OF 63N.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W OF A LINE
FROM 47N63W TO 51N57W IN THE GULF OF SAINT LAWRENCE. ELSEWHERE
LIGHT TO MODERATE FREEZING SPRAY N OF A LINE FROM 43N69W TO
45N60W TO 51N56W...AND W OF A LINE FROM 56N60W TO
66N62W...WITHIN 60 NM W OF GREENLAND N OF 62N...AND N OF A LINE
FROM 61N42W TO 65N35W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY W OF A LINE
44N61W TO 50N54W TO 52N54W TO 66N62W...AND WITHIN 90 NM W OF
GREENLAND N OF 64N.

.SYNOPSIS AND FORECAST...CORRECTED.

.N OF 55N W OF 57W WINDS 20 TO 30 KT. SEAS TO 4 M.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 46N TO 63N
BETWEEN 55W AND 63W AND WITHIN 90 NM E 54N46W TO 63N53W.
.24 HOUR FORECAST DENSE FOG FROM 48N TO 54N BETWEEN 44W AND
59W...W OF A LINE FROM 64N58W TO 56N43W...AND FROM 59N TO 63N E
OF 43W.
.48 HOUR FORECAST DENSE FOG W OF A LINE FROM 59N54W TO
51N51W...AND FROM 47N TO 50N BETWEEN 42W AND 49W.

.FORECASTER BANCROFT. 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 0000 UTC FRI DEC 5.
24 HOUR FORECAST VALID 0000 UTC SAT DEC 6.
48 HOUR FORECAST VALID 0000 UTC SUN DEC 7.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 31N51W TO 31N55W TO 29N54W TO 30N51W TO 31N51W
WINDS 20 KT OR LESS. SEAS TO 2.5 M IN SW SWELL.
.24 HOUR FORECAST WITHIN 30N35W TO 31N59W TO 30N59W TO 29N49W TO
30N46W TO 30N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW
SWELL.
.48 HOUR FORECAST WITHIN 31N35W TO 31N70W TO 28N57W TO 27N43W TO
28N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO
N SWELL.

.ATLC 15 HOUR FORECAST WITHIN 31N77.5W TO 31N80W TO 30N79.5W TO
30N79W TO 30.5N78W TO 31N77.5W SW WINDS 20 TO 25 KT. SEAS LESS
THAN 2.5 M.
.24 HOUR FORECAST WITHIN 31N75W TO 31N78.5W TO 30.5N78.5W TO
30.5N75.5W TO 31N75W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E
TO SE SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.ATLC WITHIN 27N35W TO 20N62W TO 11N61W TO 07N54W TO 08N35W TO
27N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NE TO E SWELL.
.24 HOUR FORECAST WITHIN 20N35W TO 15N48W TO 19N62W TO 08N58W TO
09N35W TO 20N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NE TO E
SWELL.
.48 HOUR FORECAST WITHIN 18N35W TO 16N54W TO 18N61W TO 11N61W TO
08N56W TO 09N35W TO 18N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M
IN NE TO E SWELL.

.GULF OF AMERICA COLD FRONT FROM A 1015 MB LOW PRES NEAR 29N91W
TO 24N98W. WITHIN 26N95W TO 27N96W TO 26N97W TO 23N98W TO 22N97W
TO 23N95W TO 26N95W N WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.18 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 DELGADO. NATIONAL HURRICANE CENTER.