FZNT01 KWBC 251020
HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC THU DEC 25 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 25.
24 HOUR FORECAST VALID 0600 UTC DEC 26.
48 HOUR FORECAST VALID 0600 UTC DEC 27.
.WARNINGS.
...HURRICANE FORCE WIND WARNING...
.COMPLEX LOW WITH MAIN CENTER 42N56W 981 MB MOVING N 20 KT.
WITHIN 180 NM W SEMICIRCLE...AND FROM 37N TO 43N BETWEEN 49W AND
53W WINDS 40 TO 55 KT. SEAS 6 TO 8 M. ELSEWHERE WITHIN 420 NM ON
EITHER SIDE OF A LINE FROM 47N47W TO 31N67W WINDS 25 TO 40 KT.
SEAS 4 TO 8 M.
.24 HOUR FORECAST LOW 51N54W 969 MB. FROM 49N TO 57N BETWEEN 48W
AND 59W..AND WITHIN 180 NM NE OF A LINE FROM 44N44W TO 58N48W
WINDS 40 TO 55 KT. SEAS 6 TO 9 M. ELSEWHERE WITHIN 480 NM W AND
360 NM E SEMICIRCLES...AND FROM 35N TO 60N E OF 46W WINDS 25 TO
40 KT. SEAS 4 TO 8 M. ELSEWHERE S OF 61N E OF 54W WINDS TO 25 KT.
SEAS 3 TO 6 M.
.30 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 53N54W 975 MB.
FROM 58N TO 60N BETWEEN 44W AND 50W WINDS 50 TO 65 KT. SEAS 5 TO
8 M.
.48 HOUR FORECAST LOW 60N55W 1002 MB. FROM 57N TO 62N BETWEEN 54W
AND 59W...AND FROM 59N TO 64N BETWEEN 48W AND 52W WINDS 35 TO 45
KT. SEAS 5.5 TO 8 M. ELSEWHERE N OF 48N E OF 64W WINDS 25 TO 35
KT. SES 4 TO 9 M...HIGHEST NEAR 58N47W.
...HURRICANE FORCE WIND WARNING...
.18 HOUR FORECAST NEW LOW 43N64W 998 MB AND RAPIDLY INTENSIFYING.
FROM 34N TO 45N BETWEEN 61W AND 76W WINDS 25 TO 35 KT. SEAS 3 TO
4.5 M.
.24 HOUR FORECAST LOW 41N59W 988 MB AND RAPIDLY INTENSIFYING.
WITHIN 120 NM SE OF A LINE FROM 35N64W TO 39N59W WINDS 40 TO 50
KT. SEAS 4.5 TO 6 M. ELSEWHERE S OF 45N BETWEEN 54W AND 76W WINDS
25 TO 40 KT. SEAS 3 TO 5 M.
.30 HOUR FORECAST LOW 42N56W 973 MB. FROM 39N TO 42N BETWEEN 58W
AND 61W...FROM 36N TO 42N BETWEEN 53W AND 57W...AND WITHIN 120 NM
NW QUADRANT WINDS 40 TO 50 KT. SEAS 4.5 TO 6.5 M.
.36 HOUR FORECAST LOW 42N56W 966 MB. WITHIN 120 NM W SEMICIRCLE
WINDS 50 TO 65 KT. SEAS 6 TO 8 M.
.48 HOUR FORECAST LOW 45N54W 969 MB. WITHIN 300 NM W
SEMICIRCLE...180 NM SE QUADRANT...AND 360 NM NE QUADRANT WINDS 35
TO 50 KT. SEAS 5 TO 9 M. ELSEWHERE S OF 48N BETWEEN 42W AND 65W
WINDS 25 TO 35 KT. SEAS 4 TO 7 M.
...GALE WARNING...
.LOW 66N39W 988 MB MOVING N 20 KT. N OF 57N E OF 42W WINDS 25 TO
35 KT. SEAS 4 TO 6.5 M.
.24 HOUR FORECAST LOW WELL N OF AREA. FROM 63N TO 65N E OF 39W
WINDS 20 TO 30 KT. SEAS 3 TO 4.5 M.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS MOVED WELL N OF
AREA.
...GALE WARNING...
.48 HOUR FORECAST LOW 43N38W 1007 MB. FROM 43N TO 48N E OF 44W
WINDS 35 TO 40 KT. SEAS 4 TO 5.5 M.
...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY FROM 56N TO 62N W OF 61W.
ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF 46N W OF 50W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY FROM 58N TO
62N W OF 61W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY NW OF A
LINE FROM 47N65W TO 54N54W TO 66N53W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY FROM 55N TO
62N W OF 60W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY NW OF A
LINE FROM 42N71W TO 52N53W TO 59N58W TO 65N52W.
.SYNOPSIS AND FORECAST.
.S OF 45N BETWEEN 36W AND 45W WINDS LESS THAN 25 KT. SEAS 3.5 TO
4.5 M.
.24 HOUR FORECAST CONDITIONS DIMINISHED.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 41N TO 45N
BETWEEN 51W AND 58W...AND N OF 62N BETWEEN 37W AND 41W.
.24 HOUR FORECAST DENSE FOG FROM 49N TO 55N BETWEEN 46W AND
60W...AND FROM 41N TO 44N BETWEEN 61W AND 65W. .
.48 HOUR FORECAST DENSE FOG FROM 39N TO 41N W OF 72W...FROM 43N
TO 48N BETWEEN 53W AND 58W...AND FROM 56N TO 65N BETWEEN 51W AND
61W.
.FORECASTER POCHE. 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 THU DEC 25.
24 HOUR FORECAST VALID 0600 UTC FRI DEC 26.
48 HOUR FORECAST VALID 0600 UTC SAT DEC 27.
.WARNINGS.
...ATLC GALE WARNING...
.COLD FRONT FROM 31N59W TO 28N70W TO 31N77W. W OF FRONT...WITHIN
31N59W TO 31N63W TO 30.5N62W TO 30N60W TO 30N58W TO 31N59W NW
WINDS 30 TO 35 KT. SEAS 4 TO 5 M IN NW SWELL. ELSEWHERE W OF
FRONT WITHIN 31N59W TO 31N62W TO 31N70W TO 27N69W TO 28N62W TO
30N58W TO 31N59W NW TO N WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. E
OF FRONT...WITHIN 31N52W TO 31N59W TO 28N62W TO 29N55W TO 30N54W
TO 31N52W SW TO W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M.
.12 HOUR FORECAST COLD FRONT FROM 31N52W TO 27N58W TO 26N75W.
LITTLE CHANGE...EXCEPT WINDS LESS THAN GALE FORCE.
.18 HOUR FORECAST COLD FRONT FROM 31N49W TO 24N60W TO 24N73W.
NEW COLD FRONT OFF SE UNITED STATES. W OF FRONT...WITHIN 31N49W
TO 31N60W TO 31N72W TO 27N72W TO 24N67W TO 23N56W TO 29N51W TO
31N49W WINDS 20 KT OR LESS...EXCEPT NW 20 TO 25 KT N OF 30N W OF
FRONT TO 53W. SEAS 3.5 TO 5 M IN NW SWELL. E OF FRONT...WITHIN
31N30W TO 31N42W TO 31N50W TO 25N47W TO 19N44W TO 24N33W TO
27N32W TO 30N30W TO 31N29W WINDS 20 KT OR LESS...EXCEPT S WINDS
20 TO 25 KT N OF 29N BETWEEN 35W AND 41W. SEAS 2.5 TO 3.5 M IN NW
SWELL.
.24 HOUR FORECAST WEAKENING COLD FRONT FROM 31N46W TO 24N53W AND
DISSIPATING STATIONARY TO 22N73W. NEW COLD FRONT APPROACHING NW
PART OF AREA. E OF WEAKENING FRONT...WITHIN 31N35W TO 31N46W TO
31N44W TO 28N40W TO 27N35W TO 31N35W S WINDS 20 TO 25 KT. SEAS
2.5 TO 3 M. W OF WEAKENING FRONT...WITHIN 31N46W TO 31N57W TO
31N71W TO 27N72W TO 23N68W TO 23N64W TO 28N51W TO 31N46W WINDS 20
KT OR LESS. SEAS 2.5 TO 4.5 IN NW TO N SWELL...HIGHEST N OF 27N
BETWEEN 50W AND 63W.
.48 HOUR FORECAST WEAKENING STATIONARY FRONT FROM 31N42W TO
24N48W TO 20N57W. NEW COLD FRONT FROM 31N53W TO 27N60W TO 28N67W.
W OF COLD FRONT...WITHIN 31N53W TO 31N59W TO 29N60W TO 30N55W TO
31N53W NW WINDS 20 TO 25 KT. SEAS 3.5 TO 4.5 IN NW TO N SWELL. E
OF COLD FRONT...WITHIN 31N47W TO 31N53W TO 29N55W TO 28N56W TO
30N51W TO 31N47W SW WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M IN NW
SWELL. ELSEWHERE E AND SE OF COLD FRONT...WITHIN 31N37W TO
31N53W TO 29N55W TO 24N67W TO 19N64W TO 20N50W TO 24N44W TO
28N39W TO 31N37W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NW TO
N SWELL...HIGHEST N OF 28N BETWEEN 41 AND 53W.
.SYNOPSIS AND FORECAST.
.ATLC STATIONARY FRONT FROM 31N37W TO 27N43W TO 24N54W. WITHIN
31N37W TO 31N46W TO 31N54W TO 26N63W TO 23N73W TO 17N60W TO
21N46W TO 27N38W TO 31N37W WINDS 20 KT OR LESS. SEAS 2.5 TO 4 M
IN SWELL EXCEPT IN NW TO N SWELL W OF 50W...INCLUDING IN ATLC
EXPOSURES AND PASSAGES.
.18 HOUR FORECAST STATIONARY FRONT DISSIPATED. WITHIN 31N35W TO
31N44W TO 26N46W TO 16N48W TO 22N35W TO 31N35W WINDS 20 KT OR
LESS...EXCEPT S WINDS 20 TO 25 KT N OF 28N. SEAS 2.5 TO 3 M IN
NW SWELL.
.24 HOUR FORECAST CONDITIONS AS DESCRIBED IN ABOVE PARAGRAPH
WITH WEAKENING COLD FRONT.
.CARIBBEAN WITHIN 19N74W TO 20N74W TO 19N76W TO 20N81W TO
17N78W TO 17N76W TO 19N74W...INCLUDING THE WINDWARD PASSAGE AND
WATERS BETWEEN CUBA AND JAMAICA...NE WINDS 20 TO 25 KT. SEAS TO
2.5 M.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.CARIBBEAN WITHIN 12N74W TO 12N76W TO 11N78W TO 10N77W TO 11N74W
TO 12N74W NE WINDS 20 TO 25 KT. SEAS 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE...EXCEPT NE WINDS 20 TO 30 KT.
.48 HOUR FORECAST LITTLE CHANGE.
.CARIBBEAN WITHIN 18N70W TO 18N71W TO 17N71W TO 16N70W TO 18N70W
NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.30 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.
$$
