424
FZNT01 KWBC 122217
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC WED NOV 12 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

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 1800 UTC NOV 12.
24 HOUR FORECAST VALID 1800 UTC NOV 13.
48 HOUR FORECAST VALID 1800 UTC NOV 14.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 56N61W 959 MB MOVING NW 30 KT. FROM 58N TO 64N BETWEEN 46W
AND 56W WINDS 50 TO 65 KT. SEAS 6 TO 9 M. ELSEWHERE N OF 53N
BETWEEN 44W AND 61W WINDS 35 TO 50 KT. SEAS 4 TO 8.5 M...HIGHEST
NE OF CENTER. ELSEWHERE N OF 47N W OF 43W WINDS 25 TO 35 KT.
SEAS 4 TO 7 M.
.24 HOUR FORECAST LOW INLAND NEAR 66N73W 976 MB. N OF 64N W OF
GREENLAND WINDS 40 TO 50 KT. SEAS 7 TO 10 M. ELSEWHERE N OF 57N
W OF 46W WINDS 25 TO 40 KT. SEAS 4 TO 9.5 M...HIGHEST NEAR
64N58W.
.48 HOUR FORECAST LOW WELL NW OF AREA. N OF 66N W OF GREENLAND
WINDS TO 25 KT. SEAS TO 4 M.

...GALE WARNING...
.LOW 41N70W 1006 MB MOVING NE 25 KT. FROM 33N TO 41N W OF
65W...AND FROM 41N TO 47N BETWEEN 54W AND 65W WINDS 25 TO 35 KT.
SEAS 4 TO 7 M. ELSEWHERE S OF 47N W OF 50W WINDS TO 25 KT. SEAS
3.5 TO 6.5 M.
.24 HOUR FORECAST LOW 46N57W 992 MB. FROM 35N TO 48N BETWEEN 49W
AND 60W...AND FROM 34N TO 41N W OF 60W WINDS 25 TO 40 KT. SEAS
3.5 TO 5.5 M. ELSEWHERE S OF 49N W OF 48W WINDS TO 25 KT. SEAS
TO 4 M.
.48 HOUR FORECAST LOW 49N58W 993 MB. WITHIN 300 NM W
QUADRANT...AND WITHIN 300 NM N AND NE OF A LINE FROM 53N56W TO
52N52W TO 44N44W WIND 25 TO 35 KT. SEAS TO 4 M.

...GALE WARNING...
.LOW 47N46W 1009 MB MOVING SE 15 KT. WITHIN 60 NM OF A LINE FROM
LOW CENTER TO 38N48W WINDS TO 25 KT. SEAS LESS THAN 4 M.
.18 HOUR FORECAST LOW 43N42W 1008 MB. WITHIN 90 NM W SEMICIRCLE
WINDS 25 TO 35 KT. SEAS 3.5 TO 4.5 M.
.24 HOUR FORECAST LOW 42N40W 1006 MB. FROM 34N TO 45N BETWEEN
36W AND 45W WINDS 20 TO 30 KT. SEAS 3.5 TO 5 M.
.48 HOUR FORECAST LOW 38N36W 1010 MB. FROM 36N TO 41N E OF 39W
WINDS LESS THAN 25 KT. SEAS 4 TO 5 M.

...GALE WARNING...
.30 HOUR FORECAST NEW LOW 43N65W 1004 MB. FROM 36N TO 51N
BETWEEN 63W AND 74W WINDS 25 TO 35 KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW 44N55W 986 MB. WITHIN 180 NM OF
CENTER...AND FROM 32N TO 43N BETWEEN 48W AND 73W WINDS 25 TO 40
KT. SEAS 3 TO 5 M.

.SYNOPSIS AND FORECAST.

.LOW WELL E OF AREA NEAR 46N20W 981 MB NEARLY STATIONARY. FROM
33N TO 50N E OF 37W WINDS LESS THAN 25 KT. SEAS 3.5 TO 4.5 M.
.24 HOUR FORECAST LOW WELL E OF AREA NEAR 45N21W 982 MB.
CONDITIONS MOVED JUST E OF AREA.
.48 HOUR FORECAST COMPLEX LOW WELL E OF AREA WITH MAIN CENTER
NEAR 47N18W 984 MB. FROM 41N TO 53N E OF 40W WINDS LESS THAN 25
KT. SEAS 4 TO 5 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 63N W OF 56W.
.24 HOUR FORECAST DENSE FOG N OF 60N W OF 60W.
.48 HOUR FORECAST DENSE FOG WITHIN THE GULF OF SAINT LAWRENCE.

.FORECASTER POCHE. 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 WED NOV 12.
24 HOUR FORECAST VALID 1800 UTC THU NOV 13.
48 HOUR FORECAST VALID 1800 UTC FRI NOV 14.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N54.5W TO 26.5N62W. STATIONARY FRONT FROM
26.5N62W TO 20.5N75W. WITHIN 22N75W TO 22N76W TO 21N76W TO
21N75W TO 21N74W TO 22N75W NE WINDS 20 TO 25 KT. SEAS 2.5 M.
ELSEWHERE WITHIN 31N56W TO 31N72W TO 23N74W TO 21N70W TO 24N65W
TO 31N56W...INCLUDING ATLANTIC EXPOSURES...WINDS 20 KT OR LESS.
SEAS 2.5 TO 4.0 M IN W TO NW SWELL.
.24 HOUR FORECAST COLD FRONT FROM 31N52W TO 26.5N60W. STATIONARY
FRONT FROM 26.5N60W TO 23N69W. SHEAR LINE FROM 23N69W TO 21N76W.
WITHIN 31N43W TO 31N62W TO 27N64W TO 23N73W TO 18N62W TO 22N53W
TO 31N43W...INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES...WINDS
20 KT OR LESS. SEAS 2.5 TO 3.5 M IN W TO NW SWELL.
.48 HOUR FORECAST DISSIPATING STATIONARY FRONT FROM 31N49.5W TO
22N68W. SHEAR LINE FROM 22N68W TO 20N74W. WITHIN 31N35W TO 30N54W
TO 19N50W TO 22N41W TO 19N35W TO 31N35W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.5 M IN MIXED NW AND N SWELL.

.ATLC LOW PRES NEAR 26N44W 1016 MB. STATIONARY FRONT FROM 28N42W
TO 26N44W. COLD FRONT FROM 28N42W TO 26N35W. WITHIN 31N35W TO
31N47W TO 29N45W TO 27N35W TO 31N35W WINDS 20 KT OR LESS. SEAS
2.5 TO 3.5 M IN N SWELL.
.24 HOUR FORECAST TROUGH FROM 28N44W TO 22N48W. WITHIN 31N35W TO
31N43W TO 26N42W TO 24N40W TO 22N35W TO 31N35W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.5 M IN N SWELL.
.36 HOUR FORECAST CONDITIONS MERGED WITH AREA DESCRIBED ABOVE.

.ATLC 18 HOUR FORECAST WITHIN 31N64.5W TO 31N74W TO 30.5N73.5W
TO 30.5N71.5W TO 30.5N64.5W TO 31N64.5W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN NW SWELL.
.24 HOUR FORECAST WITHIN 31N64W TO 31N71W TO 30N71W TO 30N68W TO
30N65W TO 31N64W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW
SWELL.
.48 HOUR FORECAST WITHIN 31N50W TO 31N68W TO 30N66W TO 29N58W TO
27N52W TO 31N50W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW
SWELL.

.CARIBBEAN WITHIN 19N79W TO 21N80W TO 21N84W TO 18N88W TO 16N87W
TO 19N79W...INCLUDING THE GULF OF HONDURAS...NE WINDS 20 TO 25
KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN 21N86W TO 17N88W TO
16N82W TO 11N77W TO 13N73W TO 21N86W WINDS 20 KT OR LESS. SEAS
2.5 TO 3.0 M IN NE TO E SWELL.
.24 HOUR FORECAST WITHIN 13N75W TO 14N78W TO 14N81W TO 13N81W TO
11N79W TO 10N78W TO 13N75W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0
M IN NE TO E SWELL.
.48 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 ADAMS. NATIONAL HURRICANE CENTER.