688
FZNT01 KWBC 160420
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC SUN NOV 16 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 16.
24 HOUR FORECAST VALID 0000 UTC NOV 17.
48 HOUR FORECAST VALID 0000 UTC NOV 18.

.WARNINGS.

...STORM WARNING...
.COMPLEX LOW WITH FIRST CENTER 42N55W 996 MB MOVING NE 20 KT AND
SECOND CENTER 42N49W 999 MB MOVING NE 25 KT. FROM 32N TO 42N
BETWEEN 45W AND 65W WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M.
.24 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER 51N45W 992 MB.
WITHIN 360 NM NE AND 240 NM SE QUADRANTS WINDS 35 TO 45 KT. SEAS
3 TO 5.5 M. ELSEWHERE FROM 41N TO 58N BETWEEN 35W AND 49W WINDS
25 TO 40 KT. SEAS 2.5 TO 5 M. ALSO FROM 36N TO 58N E OF 50W WINDS
20 TO 30 KT. SEAS 2.5 TO 4.5 M.
.36 HOUR FORECAST LOW 54N45W 998 MB. FROM 58N TO 61N BETWEEN 43W
AND 51W WINDS 40 TO 55 KT. SEAS 4.5 TO 7.5 M.
.48 HOUR FORECAST LOW ABSORBED AND CONDITIONS DESCRIBED BY LOW
54N56W IN STORM WARNING BELOW.

...STORM WARNING...
.06 HOUR FORECAST LOW 45N75W 984 MB. S OF 41N W OF 68W WINDS 25
TO 35 KT. SEAS TO 4 M.
.24 HOUR FORECAST LOW 46N65W 978 MB. FRONT TO EXTEND FROM LOW TO
47N62W TO 44N59W TO 42N59W TO 38N61W TO 35N71W. WITHIN 240 NM
NE...E AND SE OF FRONT WINDS 35 TO 50 KT. SEAS 3.5 TO 7 M.
ELSEWHERE S OF 50N W OF 52W INCLUDING THE GULF OF SAINT LAWRENCE
WINDS 25 TO 40 KT. SEAS 3 TO 5.5 M...EXCEPT N OF 45N SEAS TO 3
M.
.48 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 51N62W 980 MB AND
SECOND CENTER 54N56W 980 MB. FROM 58N TO 61N BETWEEN 44W AND 55W
WINDS 50 TO 60 KT. SEAS 5 TO 9 M. ELSEWHERE FROM 57N TO 62N
BETWEEN 41W AND 59W AND WINDS 35 TO 50 KT. SEAS 5 TO 8 M. ALSO
FROM 33N TO 64N BETWEEN 38W AND 75W WINDS 25 TO 40 KT. SEAS 3 TO
5.5 M.

...GALE WARNING...
.LOW 52N51W 997 MB MOVING NW 20 KT. FRONT TO EXTEND FROM 56N60W
TO LOW CENTER TO 47N40W TO 45N35W. WITHIN 240 NM NE OF FRONT
WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M.
.24 HOUR FORECAST LOW 57N62W 998 MB. WITHIN 60 NM N TO NE OF A
LINE FROM 60N52W TO 59N47W TO 59N44W WINDS 35 TO 45 KT. SEAS 3.5
TO 5 M. ELSEWHERE WITHIN 360 NM NE QUADRANT AND WITHIN 120 NM N
AND NE OF A LINE FROM 61N54W TO 58N48W TO 59N43W WINDS 25 TO 40
KT. SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST LOW DISSIPATED INLAND. CONDITIONS MERGED WITH
LOW 54N56W DESCRIBED IN STORM WARNING ABOVE.

...GALE WARNING...
.18 HOUR FORECAST FROM 64N TO 67N W OF 58W AREA OF N TO NE WINDS
25 TO 40 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST FROM 63N TO 67N W OF 60W WINDS 25 TO 40 KT.
SEAS TO 3.5 M.
.48 HOUR FORECAST FROM 63N TO 66N W OF 60W AREA OF NE WINDS 25 TO
35 KT. SEAS 2.5 TO 4 M.

.SYNOPSIS AND FORECAST.

.24 HOUR FORECAST DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM
WITHIN 60 NM E OF A LINE FROM 57N48W TO 53N47W.
.48 HOUR FORECAST DENSE FOG IN THE GULF OF SAINT LAWRENCE W OF
63W...WITHIN 120 NM E AND SE OF A LINE FROM 50N49W TO 47N48W TO
44N52W...AND W OF A LINE FROM 65N60W TO 62N61W TO 57N58W.

.LIGHT FREEZING SPRAY N OF 64N W OF 58W.
.24 HOUR FORECAST LIGHT FREEZING SPRAY N OF 64N W OF 58W AND
WITHIN 60 NM OF THE W GREENLAND COAST N OF 64N.
.48 HOUR FORECAST LIGHT FREEZING SPRAY N OF 64N W OF 59W AND N OF
64N E OF GREENLAND.

.FORECASTER HYDE. 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 0000 UTC SUN NOV 16.
24 HOUR FORECAST VALID 0000 UTC MON NOV 17.
48 HOUR FORECAST VALID 0000 UTC TUE NOV 18.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 30N35W TO 31N67W TO 28N56W TO 27N55W TO 29N48W TO
28N35W TO 30N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW
SWELL.
.24 HOUR FORECAST WITHIN 31N36W TO 31N55W TO 29N51W TO 28N42W TO
31N36W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW SWELL.
.48 HOUR FORECAST WITHIN 31N38W TO 31N43W TO 30N42W TO 30N41W TO
31N38W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN W SWELL.

.ATLC WITHIN 23N36W TO 19N42W TO 16N42W TO 18N38W TO 14N37W TO
14N35W TO 23N36W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N
SWELL.
.24 HOUR FORECAST WITHIN 15N35W TO 15N36W TO 15N38W TO 13N36W TO
10N36W TO 10N35W TO 15N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0
M IN N SWELL.
.48 HOUR FORECAST CONDITIONS IMPROVE.

.ATLC 24 HOUR FORECAST WITHIN 31N61W TO 31N80W TO 30N76W TO
30N70W TO 31N61W SW TO W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST WITHIN 31N54W TO 31N71W TO 29N68W TO 28N63W TO
30N55W TO 31N54W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW
SWELL.

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


.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.

$$