FZNT01 KWBC 271635 CCA
HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC THU NOV 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC NOV 27.
24 HOUR FORECAST VALID 1200 UTC NOV 28.
48 HOUR FORECAST VALID 1200 UTC NOV 29.
.WARNINGS.
...GALE WARNING...
.INLAND LOW 46N65W 997 MB MOVING NE 15 KT. FRONT EXTENDS FROM
LOW TO 42N65W TO 36N70W TO 31N77W. WITHIN 300 NM E OF FRONT FROM
35N TO 42N WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M...HIGHEST NEAR
39N62W. ELSEWHERE WITHIN 360 NM N SEMICIRCLE AND 660 NM S
QUADRANT WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW 52N62W 997 MB. WITHIN 240 NM N AND NE OF A
LINE FROM LOW TO 49N42W WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY COMPLEX LOW
55N50W BELOW.
...GALE WARNING...
.LOW 47N50W 1008 MB MOVING E 40 KT. WITHIN 360 NM S AND SE
QUADRANTS WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M...HIGHEST NEAR
43N55W.
.24 HOUR FORECAST LOW E OF THE AREA NEAR 47N28W 1012 MB. FRONT
TO EXTEND FROM LOW TO 46N48W. WITHIN 240 NM S OF FRONT BETWEEN
35W AND 41W WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M. ELSEWHERE WITHIN
360 NM S OF FRONT WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST LOW 66N53W 999 MB. CONDITIONS DIMINSHED.
...GALE WARNING...
.COMPLEX LOW WITH MAIN LOW 62N56W 998 MB MOVING NE 10 KT. WITHIN
180 NM SW QUADRANT WINDS 25 TO 35 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 64N52W 999 MB. N OF 61N W OF 50W WINDS 20
TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW DISSPATED. CONDITIONS DIMINISHED.
...GALE WARNING...
.24 HOUR FORECAST NEW LOW 41N60W 1004 MB. WITHIN 240 NM E
QUADRANT AND WITHIN 300 NM E OF A FRONT FROM LOW TO 33N67W WINDS
30 TO 45 KT. SEAS 3 TO 5.5 M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 55N50W 983 MB.
FRONT TO EXTEND FROM LOW TO 54N39W TO 38N52W. WITHIN 240 NM N
SEMICIRCLE AND WITHIN 240 NM NE AND E OF FRONT N OF 39N WINDS 25
TO 40 KT. SEAS 3 TO 5.5 M. ELSEWHERE FROM 47N TO 60N W OF 35W
AND WITHIN 360 NM NE AND E OF FRONT WINDS 20 TO 30 KT. SEAS 2.5
TO 4.5 M.
...GALE WARNING...
.24 HOUR FORECAST INLAND LOW 50N73W 995 MB. FROM 35N TO 39N
BETWEEN 68W AND 74W AREA OF W WINDS 25 TO 35 KT. SEAS 3 TO 4 M.
.36 HOUR FORECAST INLAND LOW 50N68W 997 MB. FROM 36N TO 44N
BETWEEN 61W AND 74W WINDS 30 TO 40 KT. SEAS 2.5 TO 5 M...HIGHEST
NEAR 40N64W.
.48 HOUR FORECAST LOW DISSIPATED. FROM 39N TO 44N BETWEEN 57W
AND 67W AREA OF W WINDS 25 TO 35 KT. SEAS 3 TO 5 M. ELSEWHERE W
OF A LINE FTOM 47N50W TO 35N60W WINDS 20 TO 30 KT. SEAS 2.5 TO 4
M.
...HEAVY FREEZING SPRAY WARNING...
.LIGHT FREEZING SPRAY WITHIN 60 NM OF THE LABRADOR COAST FROM
53N TO 60N...FROM 60N TO 67N W OF 60W...WITHIN 60 NM W OF THE
GREENLAND COAST FROM 61N TO 66N...WITHIN 60 NM E OF GREENLAND
FROM 60N TO 64N AND N OF 64N E OF GREENLAND.
.12 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W OF A LINE
FROM 61N59W TO 67N58W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 61N W OF
60W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY W AND N OF A
LINE FROM 56N60W TO 63N55W...N OF 63N WITHIN 60 NM W OF
GREENLAND...WITHIN 60 NM E OF THE GREENLAND COAST FROM 60N TO
64N...AND N OF 64N E OF GREENLAND.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING W AND N OF A LINE
FROM 56N61W TO 61N60W TO 64N52W...WITHIN 60 NM E OF THE
GREENLAND COAST FROM 60N TO 64N...AND N OF 64N E OF GREENLAND.
.SYNOPSIS AND FORECAST.
.LOW E OF AREA NEAR 58N20W 957 MB MOVING NE 25 KT. BETWEEN 35W
AND A LIN EFROM 64N35W TO 54N50W TO 45N40W WINDS 20 TO 30 KT.
SEAS 2.5 TO 5 M...HIGHEST NEAR 49N35W.
.24 HOUR FORECAST LOW WELL E OF AREA. CONDITIONS DIMINISHED.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM BETWEEN 66W AND A
LINE FROM 46N53W TO 41N65W...INCLUDING THE BAY OF FUNDY...AND
FROM 61N TO 67N BETWEEN 59W AND 64W.
.24 HOUR FORECAST DENSE FOG FROM 42N TO 50N BETWEEN 43W AND
53W...FROM 52N TO 54N W OF 51W...AND FROM 65N TO 67N BETWEEN 52W
AND 59W.
.48 HOUR FORECAST DENSE FOG FROM 56N TO 59N W OF 35W AND FROM
59N TO 62N BETWEEN 60W AND 63W.
.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 1200 UTC THU NOV 27.
24 HOUR FORECAST VALID 1200 UTC FRI NOV 28.
48 HOUR FORECAST VALID 1200 UTC SAT NOV 29.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 31N37W TO 31N48W TO 30N52W TO 25N50W TO 29N40W TO
31N37W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED NW AND NE
SWELL.
.24 HOUR FORECAST WITHIN 26N47W TO 31N41W TO 26N49W TO 26N52W TO
24N52W TO 25N48W TO 26N47W WINDS 20 KT OR LESS. SEAS 2.5 M IN
MIXED N AND NE SWELL.
.48 HOUR FORECAST WITHIN 26N37W TO 27N40W TO 27N42W TO 25N44W TO
25N40W TO 24N36W TO 26N37W E WINDS 20 TO 25 KT. SEAS 2.5 M IN NE
TO E SWELL.
.ATLC WITHIN 20N57W TO 21N60W TO 20N62W TO 19N63W TO 18N62W TO
18N59W TO 20N57W...INCLUDING IN ATLANTIC EXPOSURES...WINDS 20 KT
OR LESS. SEAS 2.5 M IN NE TO E SWELL.
.21 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.ATLC 18 HOUR FORECAST WITHIN 31N66W TO 31N70W TO 31N71W TO
30N72W TO 31N70W TO 31N66W SW WINDS 20 TO 25 KT. SEAS TO 2.5 M.
WITHIN 31N81W TO 29N81W TO 29N80W TO 27N80W TO 27N79W TO 29N80W
TO 31N81W NW TO N WINDS 20 TO 25 KT. SEAS TO 2.5 M IN THE
GULFSTREAM.
.24 HOUR FORECAST WITHIN 31N66.5W TO 31N68.5W TO 30.5N68W TO
30.5N67W TO 31N65.5W TO 31N66.5W SW TO W WINDS 20 TO 25 KT. SEAS
2.5 TO 3.0 M IN SW TO W SWELL. WITHIN 29N80W TO 30N81W TO 28N80W
TO 25N80W TO 26N79W TO 27N79W TO 29N80W N WINDS 20 TO 25 KT. SEAS
2.5 TO 3.0 M IN THE GULFSTREAM.
.48 HOUR FORECAST WITHIN 29N67W TO 29N70W TO 27N76W TO 26N78W TO
25N77W TO 27N71W TO 29N67W...INCLUDING ATLANTIC EXPOSURES...NE
WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M IN N TO NE SWELL. ELSEWHERE
WITHIN 29N66W TO 30N68W TO 26N80W TO 25N80W TO 25N75W TO 27N69W
TO 29N66W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE
SWELL. WITHIN 31N65.5W TO 31N68.5W TO 31N65.5W WINDS 20 KT OR
LESS. SEAS 2.5 M IN NW TO N SWELL.
.CARIBBEAN WITHIN 15N73W TO 15N77W TO 13N81W TO 10N77W TO 13N71W
TO 15N73W NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 4.0 M.
ELSEWHERE
WITHIN 14N72W TO 16N74W TO 17N78W TO 15N82W TO 11N83W TO 10N77W
TO 14N72W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN E SWELL.
.24 HOUR FORECAST WITHIN 13N75W TO 12N76W TO 13N78W TO 12N77W TO
11N77W TO 11N76W TO 13N75W NE TO E WINDS 20 TO 25 KT. SEAS 2.5
TO 3.0 M IN NE TO E SWELL. ELSEWHERE WITHIN 12N75W TO 14N76W TO
15N80W TO 11N82W TO 10N81W TO 10N77W TO 12N75W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.0 M IN NE TO E SWELL.
.39 HOUR FORECASTTO 3.0 CONDITIONS IMPROVE. WINDS 20 KT OR LESS.
SEAS LESS THAN 2.5 M.
.CARIBBEAN 24 HOUR FORECAST WITHIN 22N85W TO 22N87W TO 21.5N87W
TO 21N86W TO 21.5N85.5W TO 21.5N85W TO 22N85W...INCLUDING IN
YUCATAN CHANNEL...NE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M IN NW
TO N SWELL.
.48 HOUR FORECAST WITHIN 21N85W TO 22N86W TO 22N87W TO 19N86W TO
18N85W TO 19N85W TO 21N85W...INCLUDING IN YUCATAN CHANNEL...
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL.
.GULF OF AMERICA WITHIN 30N86W TO 30N87W TO 29N88W TO 28N91W TO
28N90W TO 28N88W TO 30N86W N TO NE WINDS 20 TO 25 KT. SEAS LESS
THAN 2.5 M. WITHIN 23N98W TO 20N96W TO 19N96W TO 20N96W TO
23N98W...INCLUDING WITHIN 60 NM OF COAST OF VERACRUZ...NW TO N
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 25N81W TO 26N82W TO 26N89W TO 21N95W TO
20N93W TO 22N85W TO 25N81W...INCLUDING STRAITS OF FLORIDA AND
WITHIN 60 NM OF COAST OF CAMPECHE... NE WINDS 20 TO 25 KT. SEAS
2.5 TO 3.5 M IN N SWELL. ELSEWHERE WITHIN 26N89W TO 25N95W TO
21N97W TO 20N93W TO 21N91W TO 23N93W TO 26N89W...INCLUDING WITHIN
60 NM OF COAST OF VERACRUZ...WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN NE SWELL.
.48 HOUR FORECAST WITHIN 24N80W TO 24N83W TO 23N82W TO
24N80W...INCLUDING STRAITS OF FLORIDA... WINDS 20 KT OR LESS.
SEAS 2.5 M IN NE TO E SWELL. WITHIN 29N95W TO 28N97W TO 27N97W TO
25N97W TO 26N96W TO 27N96W TO 29N95W SE TO S WINDS 20 TO 25 KT.
SEAS 2.5 M IN MIXED E AND SE SWELL.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.
