FZNT01 KWBC 241000
HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC WED DEC 24 2025
CCODE/1:31:04:01:00/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 24.
24 HOUR FORECAST VALID 0600 UTC DEC 25.
48 HOUR FORECAST VALID 0600 UTC DEC 26.
.WARNINGS.
...STORM WARNING...
.LOW 38N65W 1004 MB MOVING E 30 KT AND RAPIDLY INTENSIFYING. FROM
35N TO 38N BETWEEN 67W AND 64W WINDS 40 TO 50 KT. SEAS TO 4 M.
ELSEWHERE WITHIN 240 NM E OF A FRONT FROM 39N65W TO 36N66W TO
33N72W WINDS 30 TO 40 KT. SEAS TO 4 M.
.24 HOUR FORECAST LOW 42N56W 977 MB. WITHIN 180 NM W SEMICIRCLE
AND N QUADRANT...AND WITHIN 240 NM E OF A FRONT FROM 45N53W TO
50N52W TO 36N54W...WINDS 35 TO 50 KT. SEAS 3 TO 7.5 M...HIGHEST
NEAR 41N51W. ELSEWHERE FROM 31N TO 47N BETWEEN 67W AND 44W WINDS
30 TO 45 KT. SEAS 3 TO 7 M. ELSEWHERE FROM 31N TO 40N BETWEEN 71W
AND 67W WINDS 20 TO 30 KT. SEAS 3 TO 6 M.
.48 HOUR FORECAST LOW 52N53W 968 MB. FROM 47N TO 58N BETWEEN 57W
AND 40W WINDS 40 TO 60 KT. SEAS 3 TO 9.5 M...HIGHEST NEAR 52N46W.
ELSEWHERE FROM 49N TO 57N BETWEEN 62W AND 57W...FROM 40N TO 58N
BETWEEN 45W AND 35W...AND FROM 58N TO 60N BETWEEN 54W AND
40W...WINDS 30 TO 45 KT. SEAS 2.5 TO 8 M. ELSEWHERE FROM 40N TO
47N BETWEEN 55W AND 45W WINDS 20 TO 30 KT. SEAS 4 TO 7 M.
...STORM WARNING...
.LOW 51N49W 993 MB MOVING E 20 KT. FROM 48N TO 54N W OF 44W WINDS
25 TO 40 KT. SEAS TO 5 M.
.06 HOUR FORECAST LOW 50N47W 995 MB. WITHIN 180 NM SW SEMICIRCLE
WINDS 35 TO 50 KT. SEAS 4 TO 6 M.
.24 HOUR FORECAST LOW 50N38W 1018 MB. FROM 40N TO 54N BETWEEN 43W
AND 35W WINDS 20 TO 30 KT. SEAS TO 5 M.
.48 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.
...STORM WARNING...
.LOW 54N39W 987 MB MOVING N 30 KT. WITHIN 180 NM NW
QUADRANT...AND WITHIN AN AREA BOUNDED BY A LINE FROM 58N35W TO
LOW CENTER TO 47N35W TO 58N35W...WINDS 30 TO 40 KT. SEAS 3 TO 6
M. ELSEWHERE FROM 42N TO 60N BETWEEN 44W AND 35W WINDS 20 TO 30
KT. SEAS TO 5 M.
.18 HOUR FORECAST LOW 62N38W 976 MB. FROM 50N TO 65N BETWEEN 41W
AND 35W WINDS 40 TO 60 KT. SEAS 3 TO 9 M...HIGHEST NEAR 62N35W.
.24 HOUR FORECAST LOW 66N38W 984 MB. FROM 64N TO 66N BETWEEN 39W
AND 35W WINDS 40 TO 50 KT. SEAS 5 TO 9 M. ELSEWHERE FROM 60N TO
64N BETWEEN THE E COAST OF GREENLAND AND 35W WINDS 30 TO 45 KT.
SEAS 4 TO 8 M. ELSEWHERE FROM 54N TO 60N BETWEEN 44W AND 35W
WINDS 20 TO 30 KT. SEAS 3 TO 6 M.
.48 HOUR FORECAST LOW DISSIPATED N OF AREA. N OF 64N BETWEEN THE
E COAST OF GREENLAND AND 35W AREA OF W WINDS 25 TO 35 KT. SEAS TO
4.5 M. ELSEWHERE FROM 60N TO 64N BETWEEN 38W AND 35W WINDS 20 TO
30 KT. SEAS TO 4 M.
...STORM WARNING...
.06 HOUR FORECAST NEW LOW NEAR 43N69W 1005 MB. BETWEEN A LINE
FROM 36N68W TO 43N65W AND THE COAST WINDS 25 TO 35 KT. SEAS LESS
THAN 4 M.
.18 HOUR FORECAST LOW 38N61W 996 MB. WITHIN 180 NM N OF A TROUGH
FROM LOW CENTER TO 38N67W...AND FROM 36N TO 38N BETWEEN 67W AND
64W...WINDS 40 TO 55 KT. SEAS 5 TO 6.5 M.
.24 HOUR FORECAST WITHIN 180 NM NW OF A TROUGH FROM 34N63W TO
38N57W AREA OF N WINDS 35 TO 50 KT. SEAS 5 TO 7 M. ELSEWHERE
CONDITIONS DESCRIBED BY FIRST STORM WARNING ABOVE WITH LOW
42N56W.
.48 HOUR FORECAST FROM 31N TO 40N BETWEEN 63W AND 40W WINDS 20 TO
30 KT. SEAS TO 5 M.
...STORM WARNING...
.42 HOUR FORECAST NEW LOW 43N64W 998 MB. FROM 34N TO 45N BETWEEN
74W AND 64W AREA OF N TO W WINDS 30 TO 45 KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW 42N59W 987 MB. WITHIN 120 NM SE OF A FRONT
FROM 36N65W TO 39N59W WINDS 40 TO 50 KT. SEAS 4 TO 5.5 M.
ELSEWHERE FROM 33N TO 45N BETWEEN 70W AND 56W WINDS 30 TO 40 KT.
SEAS 2.5 TO 5.5 M.
...GALE WARNING...
.LOW 45N49W 1004 MB MOVING E 20 KT. WITHIN 120 NM SE SEMICIRCLE
WINDS 30 TO 40 KT. SEAS TO 4.5 M.
.24 HOUR FORECAST LOW DISSIPATED. ASSOCIATED CONDITIONS MOVED E
OF AREA.
...GALE WARNING...
.WITHIN 120 NM EITHER SIDE OF A LINE FROM 41N51W TO 38N41W AREA
OF NW WINDS 25 TO 35 KT. SEAS 4 TO 6 M. ELSEWHERE FROM 31N TO 45N
BETWEEN 57W AND 39W WINDS 20 TO 30 KT. SEAS 3 TO 6 M.
.24 HOUR FORECAST CONDITIONS DIMINISHED.
...GALE WARNING...
.36 HOUR FORECAST WITHIN 60 NM OF THE W COAST OF GREENLAND FROM
63N TO 67N AREA OF SE WINDS 25 TO 35 KT. SEAS LESS THAN 4 M.
.48 HOUR FORECAST CONDITIONS DIMINISHED.
...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY W OF A LINE FROM 63N60W TO
58N60W TO 54N55W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY FROM
43N TO 47N W OF 55W...FROM 47N TO 62N W OF 52W...N OF 62N W OF
GREENLAND...AND WITHIN 90 NM OF THE W COAST OF GREENLAND FROM S
OF 62N.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W OF A LINE
FROM 62N62W TO 58N61W TO 54N57W. ELSEWHERE LIGHT TO MODERATE
FREEZING SPRAY LITTLE CHANGE.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W OF A LINE
FROM 62N62W TO 60N60W TO 55N60W...AND IN THE GULF OF SAINT
LAWRENCE W OF 65W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY NW
AND W OF A LINE FROM 41N71W TO 49N54W 67N57W...AND WITHIN 60 NM
OF THE W COAST OF GREENLAND FROM 60N TO 67N.
.SYNOPSIS AND FORECAST.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 90 NM EITHER
SIDE OF A LINE FROM 51N56W TO 50N48W TO 54N541W...AND WITHIN 60
NM EITHER SIDE OF A LINE FROM 56N37W TO 54N39W TO 51N37W.
.24 HOUR FORECAST DENSE FOG FROM 45N TO 49N BETWEEN 57W AND 48W.
.48 HOUR FORECAST DENSE FOG WITHIN 180 NM EITHER SIDE OF A LINE
FROM 51N58W TO 56N54W TO 58N45W.
.FORECASTER CONNELLY. 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 WED DEC 24.
24 HOUR FORECAST VALID 0600 UTC THU DEC 25.
48 HOUR FORECAST VALID 0600 UTC FRI DEC 26.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 31N41W TO 31N66W TO 26N77W TO 19N68W TO 22N51W TO
31N41W...INCLUDING ATLANTIC EXPOSURES...NE WINDS 20 TO 25 KT.
SEAS 2.5 TO 4.5 M.
.24 HOUR FORECAST WITHIN 31N35W TO 31N52W TO 21N72W TO 15N58W
TO 19N45W TO 31N35W...INCLUDING IN MONA PASSAGE AND IN ATLANTIC
EXPOSURES AND PASSAGES...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M
IN NW TO N SWELL.
.48 HOUR FORECAST WITHIN 31N35W TO 31N42W TO 27N43W TO 23N41W TO
24N37W TO 23N35W TO 31N35W S WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0
M.
.ATLC 09 HOUR FORECAST WITHIN 31N61W TO 31N71W TO 30.5N71W TO
30.5N68W TO 30.5N66W TO 31N61W W WINDS 20 TO 25 KT. SEAS 2.5 TO
3.0 M.
.24 HOUR FORECAST WITHIN 31N53W TO 31N73W TO 28N71W TO 27N66W TO
29N59W TO 31N53W NW WINDS 25 TO 30 KT. SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST WITHIN 31N46W TO 31N72W TO 27N73W TO 22N67W TO
25N51W TO 31N46W NW TO N WINDS 20 TO 25 KT. SEAS 2.5 TO 4.5 M.
.CARIBBEAN WITHIN 22N79W TO 22N84W TO 20N86W TO 19N86W TO 20N78W
TO 22N79W...INCLUDING IN YUCATAN CHANNEL AND BETWEEN CUBA AND
JAMAICA...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
WITHIN 20N73W TO 20N74W TO 20N76W TO 19N76W TO 19N75W TO 19N74W
TO 20N73W NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 20N78W TO 21N81W TO 19N84W TO 18N83W
TO 19N79W TO 19N78W TO 20N78W...INCLUDING BETWEEN CUBA AND
JAMAICA...NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. WITHIN
19N74W TO 20N74W TO 20N75W TO 18N77W TO 17N77W TO 18N74W TO
19N74W...INCLUDING BETWEEN CUBA AND JAMAICA...NE WINDS 20 TO 25
KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.CARIBBEAN WITHIN 14N74W TO 13N78W TO 10N79W TO 10N76W TO 12N73W
TO 14N74W NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 11N73W TO 12N75W TO 12N77W TO 10N78W TO
09N76W TO 11N75W TO 11N73W NE WINDS 20 TO 30 KT. SEAS 2.5 M.
.48 HOUR FORECAST WITHIN 13N73W TO 13N76W TO 11N77W TO 10N77W TO
11N75W TO 11N73W TO 13N73W NE TO E WINDS 20 TO 30 KT. SEAS 2.5 M.
.CARIBBEAN WITHIN 18N69W TO 18N71W TO 18N72W TO 17N72W TO 17N70W
TO 18N69W NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 18N69W TO 18N71W TO 18N72W TO 17N72W TO
17N70W TO 18N69W NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST LITTLE CHANGE.
.CARIBBEAN AND GULF OF AMERICA WITHIN 23N84W TO 23N87W TO 23N88W
TO 22N87W TO 21N86W TO 22N85W TO 23N84W...INCLUDING STRAITS OF
FLORIDA AND IN YUCATAN CHANNEL...WINDS 20 KT OR LESS. SEAS TO
2.5 M.
.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 RAMOS. NATIONAL HURRICANE CENTER.
$$
