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North Atlantic Forecast

FZNT01 KWBC 211602
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC FRI NOV 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 21. 
24 HOUR FORECAST VALID 1200 UTC NOV 22.
48 HOUR FORECAST VALID 1200 UTC NOV 23.

.WARNINGS.

...GALE WARNING...
.LOW 63N39W 994 MB MOVING SE 10 KT. WITHIN 120 NM W AND NW
QUADRANTS AND N OF A FRONT FROM THE LOW TO 64N35W WINDS 25 TO 40
KT. SEAS 3 TO 5.5 M. ELSEWHERE N OF 50N BETWEEN 35W AND 45W WINDS
20 TO 30 KT. SEAS TO 2.5 TO 4.5 M.
.24 HOUR FORECAST LOW E OF AREA. FROM 52N TO 63N BETWEEN 35W AND
40W AND FROM 57N TO 60N BETWEEN 40W AND 47W WINDS 25 TO 35 KT.
SEAS TO 4 M.
.48 HOUR FORECAST LOW AND CONDITIONS E OF AREA.

...GALE WARNING...
.LOW 42N61W 1009 MB MOVING NE 15 KT. FROM 39N TO 45N BETWEEN 55W
AND 64W WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.12 HOUR FORECAST LOW 45N59W 1006 MB. WITHIN 240 NM NE QUADRANT
WINDS 25 TO 35 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW 48N57W 1004 MB. FROM 42N TO 54N BETWEEN 50W
AND 61W WINDS 20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW ABSORBED INTO NEW LOW 58N61W 986 MB. WITHIN
180 NM N AND NE OF A FRONT FROM 59N61W TO 59N54W TO 55N46W WINDS
25 TO 40 KT. SEAS TO 3.5 M. ELSEWHERE WITHIN 360 NM N...660 NM
E...AND 360 NM S QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3 M.

...GALE WARNING...
.LOW 36N51W 1013 MB MOVING NE 30 KT. FROM 31N TO 40N BETWEEN 40W
AND 51W WINDS 25 TO 35 KT. SEAS TO 3.5 M. ELSEWHERE WITHIN 300 NM
E OF A FRONT FROM 40N46W TO 47N37W WINDS 20 TO 30 KT. SEAS TO 2.5
 M.
.24 HOUR FORECAST LOW 46N43W 1004 MB. WITHIN 360 NM SE QUADRANT
WINDS 25 TO 40 KT. SEAS TO 5 M. ELSEWHERE FROM 32N TO 50N BETWEEN
35W AND 46W WINDS 20 TO 30 KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW E OF AREA. WITHIN 240 NM E AND SE OF A
FRONT FROM 43N35W TO 35N45W WINDS 20 TO 30 KT. SEAS TO 3.5 M.

...GALE WARNING...
.24 HOUR FORECAST LOW 38N69W 1010 MB. WITHIN 240 NM S QUADRANT
WINDS 25 TO 35 KT. SEAS TO 3 M. ELSEWHERE FROM 32N TO 40N W OF
66W WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW 46N55W 993 MB. FROM 40N TO 48N BETWEEN 52W
AND 58W WINDS 25 TO 40 KT. SEAS TO 4 M. ELSEWHERE FROM 34N TO 50N
BETWEEN 48W AND 65W WINDS 20 TO 30 KT. SEAS TO 3 M.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF A LINE FROM
60N42W TO 64N35W...WITHIN 180 NM OF THE W GREENLAND COAST FROM
61N TO 66N...AND N OF 62N W OF 60W.
.24 HOUR FORECAST DENSE FOG WITHIN 180 NM EITHER SIDE OF A LINE
FROM 51N57W TO 43N49W....AND N OF 60N W OF 63W.
.48 HOUR FORECAST DENSE FOG FROM 42N TO 51N BETWEEN 50W AND 57W
AND WITHIN 240 NM EITHER SIDE OF A LINE FROM 62N66W TO 58N49W.

.AREAS OF LIGHT FREEZING SPRAY N OF 65N W OF 59W AND N OF A LINE
FROM 64N40W TO 65N35W.
.24 HOUR FORECAST AREAS OF LIGHT FREEZING SPRAY N OF 64N W OF 61W
AND WITHIN 120 NM OF THE E GREENLAND COAST FROM 61N TO 66N.
.48 HOUR FORECAST AREAS OF LIGHT FREEZING SPRAY N OF 65N W OF
60W...WITHIN 90 NM OF THE W GREENLAND COAST FROM 62N TO 67N...AND
WITHIN 90 NM OF THE E GREENLAND COAST FROM 61N TO 66N.

.FORECASTER COLLINS. 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 1200 UTC FRI NOV 21.
24 HOUR FORECAST VALID 1200 UTC SAT NOV 22.
48 HOUR FORECAST VALID 1200 UTC SUN NOV 23.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 31N35W TO 31N49W TO 29N43W TO 26N39W TO 26N35W TO
31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO SE SWELL.
.24 HOUR FORECAST WITHIN 31N35W TO 31N47W TO 26N44W TO 26N40W TO
23N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO
E SWELL.
.48 HOUR FORECAST WITHIN 29N35W TO 29N37W TO 28N40W TO 26N39W TO
26N35W TO 29N35W WINDS 20 KT OR LESS. SEAS 2.5 M IN NE TO E 
SWELL.

.CARIBBEAN 15 HOUR FORECAST WITHIN 12N74W TO 13N74W TO 12N76W TO
11N75W TO 12N74W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5
M.
.24 HOUR FORECAST WITHIN 13N75W TO 12N77W TO 11N77W TO 11N76W TO
11N75W TO 11N74W TO 13N75W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 M
IN NE TO E SWELL.
.48 HOUR FORECAST WITHIN 12N74W TO 13N75W TO 12N77W TO 11N77W TO
12N74W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE 
WITHIN 13N75W TO 12N77W TO 13N77W TO 11N78W TO 10N77W TO 12N74W 
TO 13N75W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO E 
SWELL.

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


.FORECASTER ADAMS. NATIONAL HURRICANE CENTER.

$$


 

 



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