METAREA 4 bulletinset


HIGH SEAS FORECAST
FZNT01 KWBC 192225

HSFAT1

HIGH SEAS FORECAST FOR METAREA IV

NWS OCEAN PREDICTION CENTER WASHINGTON DC

2230 UTC MON JAN 19 2026

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JAN 19.

24 HOUR FORECAST VALID 1800 UTC JAN 20.

48 HOUR FORECAST VALID 1800 UTC JAN 21.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...

.LOW 48N56W 977 MB MOVING NE 40 KT. WITHIN 360 NM SE AND 180 NM

SW QUADRANTS WINDS 40 TO 50 KT. SEAS 3 TO 7 M...HIGHEST NEAR

43N57W. ELSEWHERE WITHIN 360 NM NE...780 NM SE AND S AND 240 NM

W AND NW QUADRANTS WINDS 25 TO 40 KT. SEAS 2.5 TO 6 M...HIGHEST

S OF LOW.

.18 HOUR FORECAST LOW 52N35W 977 MB. FROM 46N TO 51N BETWEEN 35W

AND 43W WINDS 50 TO 65 KT. SEAS 7.5 TO 12 M.

.24 HOUR FORECAST LOW E OF AREA 52N30W 974 MB. FROM 47N TO 52N

BETWEEN 35W AND 38W WINDS 40 TO 55 KT. SEAS 8 TO 12 M. ELSEWHERE

E OF A LINE FROM 54N38W TO 44N40W WINDS 25 TO 40 KT. SEAS 4 TO

9.5 M...HIGHEST NEAR 47N36W. ELSEWHERE E OF A LINE FROM 56N40W

TO 49N45W TO 44N41W TO 35N60W WINDS 20 TO 30 KT. SEAS 2.5 TO 7 M.

.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS WELL E OF AREA.

...STORM WARNING...

.LOW 61N41W 989 MB MOVING E 05 KT. WITHIN 180 NM S AND SW

QUADRANTS WINDS 35 TO 50 KT. SEAS 4 TO 7 M. ALSO E OF A LINE

FROM 61N52W TO 55N35W WINDS 25 TO 40 KT. SEAS 3 TO 6.5

M...HIGHEST S OF LOW. ELSEWHERE E OF A LINE FROM 62N64W TO

48N40W WINDS TO 25 KT. SEAS 2.5 TO 5.

.24 HOUR FORECAST LOW 61N37W 992 MB. WITHIN 180 NM NW...AND 480

NM W AND SW QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5

M...HIGHEST SW OF LOW.

.24 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS AS DESCRIBED

WITH COMPLEX LOW IN STORM WARNING BELOW.

...STORM WARNING...

.06 HOUR FORECAST FROM 39N TO 43N W OF 65W AREA OF SW WINDS 25

TO 35 KT. SEAS TO 3.5 M.

.24 HOUR FORECAST INLAND LOW 52N65W 993 MB. WITHIN THE GULF OF

SAINT LAWRENCE...AND FROM 42N TO 46N BETWEEN 60W AND 66W WINDS

25 TO 35 KT. SEAS 2.5 TO 4.5 M...HIGHEST NEAR 43N63W.

.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 56N52W 975 MB AND

A NEW SECOND LOW 58N43W 982 MB. WITHIN 240 NM SW AND 540 NM S

QUADRANTS OF MAIN LOW WINDS 40 TO 50 KT. SEAS 4 TO 7 M...HIGHEST

NEAR 45N50W. ALSO WITHIN 240 NM NW...360 NM W AND 840 NM S

QUADRANTS OF MAIN LOW...FROM 40N TO 53N E OF 50W...AND WITHIN

120 NM NE AND N OF A LINE FROM SECOND LOW TO 59N51W WINDS 25 TO

40 KT. SEAS 2.5 TO 6 M...HIGHEST S AND SE OF MAIN LOW. ELSEWHERE

FROM 34N TO 43N E OF 64W WINDS 20 TO 30 KT. SEAS 2.5 TO 5 M.

...GALE WARNING...

.LOW 63N38W 985 MB MOVING SW 05 KT. WITHIN 120 NM N SEMICIRCLE

WINDS 25 TO 35 KT. SEAS 3 TO 5 M.

.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS ABSORBED BY LOW

61N37W IN STORM WARNING ABOVE.

...GALE WARNING...

.48 HOUR FORECAST N OF 59N BETWEEN 56W AND 61W AREA OF N TO NW

WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M... HIGHEST NEAR 63N57W.

...HEAVY FREEZING SPRAY WARNING...

.MODERATE TO HEAVY FREEZING SPRAY W OF A LINE FROM 57N59W TO

67N53W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF 53N W OF

51W...AND WITHIN 60 NM W OF GREENLAND.

.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W AND NW OF A

LINE FROM 57N60W TO 65N53W. ELSEWHERE LIGHT TO MODERATE FREEZING

SPRAY WITHIN THE GULF OF SAINT LAWRENCE W OF 61W...N OF A LINE

FROM 56N61W TO 62N53W...AND WITHIN 90 NM W OF GREENLAND N OF 61N.

.36 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY FROM 45N TO

52N W OF 54W...AND N OF A LINE FROM 62N60W TO 65N53W.

.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY WITHIN THE

GULF OF SAINT LAWRENCE...BETWEEN 63W AND A LINE FROM 55N51W TO

48N45W TO 45N50W...AND N OF 61N W OF 56W. ELSEWHERE LIGHT TO

MODERATE FREEZING SPRAY FROM 43N TO 56N BETWEEN 45W AND

66W...AND W AND NW OF A LINE FROM 58N61W TO 64N52W.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 52N

BETWEEN 43W AND 60W...AND N OF 63N E OF 37W.

.24 HOUR FORECAST DENSE FOG FROM 54N TO 57N W OF 50W...AND N OF

64N E OF 37W.

.48 HOUR FORECAST DENSE FOG FROM 54N TO 56N W OF 51W...FROM 50N

TO 54N BETWEEN 36W AND 42W...AND N OF 64N E OF 38W.

.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 1800 UTC MON JAN 19.

24 HOUR FORECAST VALID 1800 UTC TUE JAN 20.

48 HOUR FORECAST VALID 1800 UTC WED JAN 21.

.WARNINGS.

...CARIBBEAN GALE WARNING...

.CARIBBEAN FROM 10.5N TO 16N BETWEEN 70W AND 80W...INCLUDING THE

GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT...EXCEPT 25 TO 30

KT

NEAR THE COAST OF COLOMBIA. SEAS 2.5 TO 3 M.

.06 HOUR FORECAST FROM 11N TO 13N BETWEEN 70W AND

76W...INCLUDING

THE GULF OF VENEZUELA...NE TO E WINDS 25 TO 30 KT...WITH

FREQUENT

GUSTS TO GALE FORCE. SEAS 3 TO 4 FT. ELSEWHERE FROM 10N TO 15N

BETWEEN 70W AND 80W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M.

.24 HOUR FORECAST FROM 10N TO 15N BETWEEN 72W AND 80W NE TO E

WINDS

20 TO 25 KT. SEAS 2.5 TO 3 M.

.30 HOUR FORECAST FROM 11N TO 13N BETWEEN 70W AND

76W...INCLUDING

THE GULF OF VENEZUELA...NE TO E WINDS 25 TO 30 KT...WITH

FREQUENT

GUSTS TO GALE FORCE. SEAS 3 TO 4 FT. ELSEWHERE FROM 10N TO 15N

BETWEEN 70W AND 82W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M.

N OF

15N E OF 73W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

.48 HOUR FORECAST FROM 10N TO 15N BETWEEN 72W AND 80W NE TO E

WINDS

20 TO 25 KT. SEAS 2.5 TO 3 M. N OF 15N E OF 76W NE TO E WINDS 20

TO

25 KT. SEAS TO 2.5 M.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N68W TO 26N73W THEN STATIONARY TO

22N78W. S OF 27N W OF FRONT TO 80W NW TO N WINDS 20 TO 25 KT.

SEAS LESS

THAN 2.5 M.

.24 HOUR FORECAST COLD FRONT FROM 31N65W TO 27N70W THEN

STATIONARY TO 22N78W. S OF 28N W OF FRONT TO A LINE FROM 28N72W

TO 24N80W

NE WINDS 20 TO 25 KT. SEAS 2.5 M NE OF THE BAHAMAS.

.36 HOUR FORECAST COLD FRONT FROM 31N62W TO 29N66W THEN

STATIONARY TO 22N78W. S OF 30N W OF FRONT TO A LINE FROM 30N70W

TO 28N80W

NE WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M NE OF THE BAHAMAS.

.48 HOUR FORECAST WEAKENING COLD FRONT FROM 31N58W TO 29N62W

THEN STATIONARY TO 22N79W. W OF FRONT TO A LINE FROM 31N70W TO

29N77W

TO 27N80W NE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M NE OF THE

BAHAMAS.

.ATLC FROM 10N TO 30N E OF 40W...AND FROM 16N TO 30N BETWEEN 40W

AND 55W NE TO E WINDS 20 TO 25 KT. SEAS 3 TO 4 M IN NE SWELL.

ELSEWHERE E OF 55W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M

PRIMARILY

IN NE SWELL.

.24 HOUR FORECAST FROM 10N TO 26N E OF 55W NE TO E WINDS 20 TO

25

KT. SEAS 3 TO 4 M IN NE SWELL. ELSEWHERE S OF 28N E OF 55W WINDS

20

KT OR LESS. SEAS 2.5 TO 3 M IN NE TO E SWELL.

.48 HOUR FORECAST FROM 12N TO 24N E OF 55W NE TO E WINDS 20 TO

25

KT. SEAS 3 TO 4 M IN NE TO E SWELL. ELSEWHERE S OF 27N E OF 55W

WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NE TO E SWELL.

.ATLC AND CARIBBEAN FROM 14N TO 25N BETWEEN 55W AND 60W...

INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES...NE TO E WINDS 20

TO

25 KT. SEAS 2.5 TO 3.5 M IN NE SWELL. ELSEWHERE FROM 13N TO 30N

W OF

55W TO A LINE FROM 30N55W TO 25N63W TO 22N67W 19N65W WINDS 20 KT

OR

LESS. SEAS 2.5 TO 3 M IN NE SWELL.

.24 HOUR FORECAST FROM 15N TO 25N BETWEEN 55W AND

62W...INCLUDING IN

ATLANTIC EXPOSURES AND PASSAGES...NE TO E WINDS 20 TO 25 KT.

SEAS

2.5 TO 3.5 M IN NE TO E SWELL. ELSEWHERE FROM 13N TO 27N W OF

55W TO

A LINE FROM 27N65W TO 22N68W TO 19N66W WINDS 20 KT OR LESS. SEAS

2.5

TO 3 M IN NE TO E SWELL.

.48 HOUR FORECAST FROM 15N TO 25N W OF 55W TO A LINE FROM 25N60W

TO

22N65W TO 19N68W...INCLUDING IN ATLANTIC EXPOSURES AND

PASSAGES...NE

TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M IN NE TO E SWELL.

ELSEWHERE FROM 12N TO 27N W OF 55W TO A LINE FROM 27N55W TO

25N65W

TO 20N70W TO 19N68W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NE

TO E

SWELL.

.ATLC AND CARIBBEAN 36 HOUR FORECAST FROM 19N TO 21N BETWEEN 71W

AND

76W...INCLUDING THE WINDWARD PASSAGE...NE WINDS 20 TO 25 KT SEAS

LESS THAN 2.5 M.

.48 HOUR FORECAST LITTLE CHANGE.

.CARIBBEAN STATIONARY FRONT FROM 22N78W TO 16N88W...INCLUDING

IN THE YUCATAN CHANNEL AND THE GULF OF HONDURAS. W OF FRONT N TO

NE

WINDS 20 TO 25 KT. SEAS 2.5 M.

.24 HOUR FORECAST WEAKENING STATIONARY FRONT FROM 22N78W TO

16N88W...INCLUDING IN THE YUCATAN CHANNEL AND THE GULF OF

HONDURAS.

W OF FRONT N TO NE WINDS 20 TO 25 KT. SEAS TO 2.5 M W OF 84W.

.42 HOUR FORECAST FRONT DISSIPATED. N OF 18N W OF 78W NE WINDS

20 TO

25 KT. SEAS 2.5 M.

.48 HOUR FORECAST N OF 18N W OF 80W NE WINDS 20 TO 25 KT. SEAS

2.5 M.

.GULF OF AMERICA S OF 25N E OF 82W N WINDS 20 TO 25 KT. SEAS

LESS

THAN 2.5 M. ELSEWHERE S OF 24N E OF 88W WINDS 20 KT OR LESS.

SEAS

2.5 M IN N SWELL.

.18 HOUR FORECAST S OF 26N E OF 87W NE WINDS 20 TO 25 KT. SEAS

BUILDING TO 2.5 M.

.24 HOUR FORECAST S OF 27N E OF 87W NE WINDS 20 TO 25 KT. SEAS

2.5 M

S OF 24N E OF 84W.

.30 HOUR FORECAST S OF 27N E OF 92W NE WINDS 20 TO 25 KT. SEAS

2.5 M

S OF 24N E OF 84W.

.48 HOUR FORECAST S OF 24N E OF 84W NE WINDS 20 TO 25 KT. SEAS

2.5

M.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

$$

.FORECASTER GR. NATIONAL HURRICANE CENTER.