METAREA 4 bulletinset


HIGH SEAS FORECAST
FZNT01 KWBC 250401

HSFAT1

HIGH SEAS FORECAST FOR METAREA IV

NWS OCEAN PREDICTION CENTER WASHINGTON DC

0430 UTC TUE NOV 25 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE

THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).

SECURITE

NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 0000 UTC NOV 25.

24 HOUR FORECAST VALID 0000 UTC NOV 26.

48 HOUR FORECAST VALID 0000 UTC NOV 27.

.WARNINGS.

...STORM WARNING...

.LOW 63N39W 985 MB MOVING NE 15 KT TURNING E AFTER 12 HOURS.

WITHIN 180 NM SE SEMICIRCLE...AND BETWEEN A FRONT FROM 62N40W TO

64N39W TO 65N35W AND THE E COAST OF GREENLAND...WINDS 30 TO 45

KT. SEAS 3 TO 7 M...HIGHEST NEAR 62N37W. ELSEWHERE FROM 55N TO

60N BETWEEN 50W AND 35W...AND FROM 60N TO 65N BETWEEN THE E

COAST OF GREENLAND AND 35W...WINDS 20 TO 30 KT. SEAS 3 TO 5 M.

.24 HOUR FORECAST LOW 63N35W 989 MB. N OF 63N BETWEEN 39W AND

35W WINDS 30 TO 45 KT. SEAS 4 TO 6 M. ELSEWHERE N OF 62N BETWEEN

41W AND 35W WINDS 20 TO 30 KT. SEAS 3 TO 5 M.

.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS ABSORBED BY LOW

E OF AREA 58N29W DESCRIBED IN STORM WARNING BELOW.

...STORM WARNING...

.COMPLEX LOW WITH MEAN CENTER 42N55W 1005 MB MOVING NE 30 KT.

FROM 36N TO 40N BETWEEN 60W AND 50W...AND FROM 42N TO 44N

BETWEEN 58W AND 55W...WINDS 30 TO 40 KT. SEAS TO 4 M.

.24 HOUR FORECAST LOW 50N40W 992 MB RAPIDLY INTENSIFYING. FROM

37N TO 51N BETWEEN 47W AND 35W WINDS 30 TO 40 KT. SEAS 2.5 TO 5

M.

.42 HOUR FORECAST LOW E OF AREA 56N31W 966 MB. FROM 50N TO 59N

BETWEEN 38W AND 35W WINDS 35 TO 50 KT. SEAS 3 TO 6 M.

.48 HOUR FORECAST LOW E OF AREA 58N29W 959 MB. FROM 52N TO 58N

BETWEEN 38W AND 35W WINDS 35 TO 50 KT. SEAS 4 TO 6 M. ELSEWHERE

WITHIN AN AREA BOUNDED BY A LINE FROM 45N35W TO 53N49W TO 67N35W

TO 45N35W WINDS 25 TO 40 KT. SEAS 3 TO 6 M. ELSEWHERE FROM 40N

TO 52N BETWEEN 45W AND 35W WINDS 20 TO 30 KT. SEAS 3 TO 5 M.

...GALE WARNING...

.LOW 60N53W 984 MB MOVING NE 20 KT TURNING NW AFTER 12 HOURS.

FROM 58N TO 60N BETWEEN 58W AND 50W WINDS 25 TO 35 KT. SEAS TO 4

M.

.24 HOUR FORECAST COMBINED LOW 62N57W 993 MB. CONDITIONS

DIMINISHED.

...GALE WARNING...

.LOW 64N57W 987 MB MOVING SW 10 KT THEN TURNING SE AFTER 12

HOURS. FROM 63N TO 67N BETWEEN 62W AND 58W AREA OF N WINDS 30 TO

40 KT. SEAS 3 TO 5 M.

.24 HOUR FORECAST COMBINED LOW 62N57W 993 MB. CONDITIONS

DIMINISHED.

...GALE WARNING...

.42 HOUR FORECAST FROM 35N TO 39N BETWEEN 72W AND 68W AREA OF SW

WINDS 25 TO 35 KT. SEAS TO 4 M.

.48 HOUR FORECAST WITHIN 120 NM EITHER SIDE OF A LINE FROM

35N74W TO 42N63W AREA OF SW WINDS 25 TO 35 KT. SEAS TO 4 M.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 40N TO 50N

BETWEEN 40W AND 35W...FROM 59N TO 61N W OF 60W...AND WITHIN 90

NM OF THE E COAST OF GREENLAND N OF 62N.

.24 HOUR FORECAST DENSE FOG FROM 49N TO 53N BETWEEN 40W AND

35W...AND FROM 60N TO 63N BETWEEN 62W AND 58W.

.48 HOUR FORECAST DENSE FOG NW OF A LINE FROM 37N75W TO 45N58W.

.24 HOUR FORECAST LIGHT FREEZING SPRAY WITHIN 60 NM OF THE

LABRADOR COAST FROM 56N TO 59N...AND WITHIN 60 NM OF THE

LABRADOR COAST FROM 63N TO 67N.

.48 HOUR FORECAST LIGHT FREEZING SPRAY WITHIN 60 NM OF THE

LABRADOR COAST FROM 55N TO 59N...WITHIN 60 NM OF THE LABRADOR

COAST N OF 61N...AND WITHIN 90 NM OF THE E COAST OF GREENLAND N

OF 63N.

.FORECASTER CONNELLY. 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 TUE NOV 25.

24 HOUR FORECAST VALID 0000 UTC WED NOV 26.

48 HOUR FORECAST VALID 0000 UTC THU NOV 27.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC 24 HOUR FORECAST COLD FRONT FROM 31N47W TO 27N65W. WITHIN

31N49W TO 31N55W TO 30N54W TO 30N52W TO 31N49W WINDS 20 KT OR

LESS. SEAS TO 2.5 M IN NW TO N SWELL.

.48 HOUR FORECAST COLD FRONT FROM 31N38W TO 25N60W. WITHIN

28N44W TO 29N49W TO 27N52W TO 27N53W TO 26N49W TO 27N44W TO

28N44W NE WINDS 20 TO 25 KT. SEAS 3 TO 3.5 M. ELSEWHERE WITHIN

31N39W TO 31N52W TO 29N52W TO 26N56W TO 25N53W TO 27N44W TO

31N39W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NW SWELL.

.CARIBBEAN WITHIN 14N74W TO 18N70W TO 17N75W TO 13N78W TO 10N76W

TO 12N70W TO 14N74W...INCLUDING THE GULF OF VENEZUELA...NE TO E

WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE WITHIN 18N70W TO

16N81W TO 10N80W TO 10N78W TO 11N70W TO 18N70W WINDS 20 KT OR

LESS. SEAS 2.5 TO 3 M IN E SWELL.

.CARIBBEAN 24 HOUR FORECAST WITHIN 15N73W TO 18N70W TO 17N78W TO

14N80W TO 11N79W TO 11N74W TO 15N73W...INCLUDING THE GULF OF

VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. WITHIN

18N69W TO 17N83W TO 11N82W TO 09N77W TO 12N72W TO 13N65W TO

18N69W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN E SWELL.

.48 HOUR FORECAST WITHIN 13N74W TO 14N79W TO 12N78W TO 11N77W TO

11N70W TO 13N74W...INCLUDING THE GULF OF VENEZUELA...NE TO E

WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE WITHIN 17N68W TO

18N76W TO 15N82W TO 09N80W TO 11N72W TO 13N66W TO 17N68W WINDS 20

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

.GULF OF AMERICA 42 HOUR FORECAST WITHIN 28N95W TO 28N96W TO

27N97W TO 26N97W TO 26N96W TO 27N95W TO 28N95W WINDS 20 KT OR

LESS. SEAS TO 2.5 M IN NE SWELL.

.48 HOUR FORECAST WITHIN 27N94W TO 28N95W TO 28N97W TO 24N97W TO

26N95W TO 27N94W WINDS 20 KT OR LESS. SEAS TO 2.5 M IN NE SWELL.

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

$$

.FORECASTER DELGADO. NATIONAL HURRICANE CENTER.