METAREA 4 bulletinset


HIGH SEAS FORECAST
FZNT01 KWBC 191002

HSFAT1

HIGH SEAS FORECAST FOR METAREA IV

NWS OCEAN PREDICTION CENTER WASHINGTON DC

1030 UTC WED NOV 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC NOV 19.

24 HOUR FORECAST VALID 0600 UTC NOV 20.

48 HOUR FORECAST VALID 0600 UTC NOV 21.

.WARNINGS.

...GALE WARNING...

.LOW INLAND 56N62W 979 MB MOVING N 10 KT. WITHIN 60 NM N AND NE

OF A LINE FROM 62N54W TO 59N44W WINDS 35 TO 45 KT. SEAS 3.5 TO

6.5 M. ELSEWHERE WITHIN 660 NM N...540 NM E...AND 900 NM S

QUADRANTS...AND WITHIN 240 NM E AND NE OF A FRONT FROM 60N41W TO

56N38W TO 50N39W TO 43N44W WINDS 25 TO 40 KT. SEAS 2.5 TO 5

M...EXCEPT N QUADRANT SEAS 3 TO 6 M.

.24 HOUR FORECAST LOW 60N61W 988 MB. FROM 49N TO 66N W OF 44W

WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M.

.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER 61N52W 994 MB.

WITHIN 600 NM SE QUADRANT WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M.

...GALE WARNING...

.18 HOUR FORECAST NEW LOW 58N42W 1003 MB. WITHIN 180 NM N

QUADRANT AND FROM 49N TO 60N BETWEEN 35W AND 46W WINDS 25 TO 35

KT. SEAS TO 4 M.

.24 HOUR FORECAST LOW 60N40W 1003 MB.WITHIN 180 NM SE SEMICIRCLE

WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M.

.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER 62N40W 993 MB. NW

OF A LINE FROM 64N39W TO 65N35W WINDS 35 TO 45 KT. SEAS 3 TO 5.5

M. ELSEWHERE N OF 53N BETWEEN 35W AND 42W WINDS 25 TO 35 KT. SEAS

2.5 TO 4.5 M.

...GALE WARNING...

.06 HOUR FORECAST NEW LOW 61N40W 1012 MB. FROM 60N TO 63N BETWEEN

35W AND 44W WINDS 25 TO 40 KT. SEAS TO 4 M.

.24 HOUR FORECAST LOW 62N39W 996 MB. N OF 62N BETWEEN 35W AND THE

E COAST OF GREENLAND WINDS 25 TO 40 KT. SEAS TO 4 M.

.48 HOUR FORECAST LOW ABSORBED INTO LOW 62N40W WITH CONDITIONS

DESCRIBED ABOVE.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 60 NM W OF A

LINE FROM 60N42W TO 62N41W TO 63N39W...WITHIN 120 NM E OF A LINE

FROM 59N42W TO 51N40W TO 47N45W...AND FROM 56N TO 64N W OF 58W.

.24 HOUR FORECAST DENSE FOG N OF A LINE FROM 59N44W TO 59N42W TO

62N39W TO 63N35W AND N OF 59N W OF 55W.

.48 HOUR FORECAST DENSE FOG FROM 43N TO 46N BETWEEN 47W AND 51W

AND N OF 64N E OF GREENLAND.

.AREAS OF LIGHT FREEZING SPRAY N OF 64N E OF GREENLAND.

.24 HOUR FORECAST CONDITIONS IMPROVED.

.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 0600 UTC WED NOV 19.

24 HOUR FORECAST VALID 0600 UTC THU NOV 20.

48 HOUR FORECAST VALID 0600 UTC FRI NOV 21.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 31N45W TO 31N54W TO 31N61W TO 30N60W TO 29N47W TO

31N45W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW SWELL.

.24 HOUR FORECAST WITHIN 31N37W TO 31N43W TO 30N40W TO 30N37W TO

31N37W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW SWELL.

.48 HOUR FORECAST WITHIN 31N35W TO 30N38W TO 31N40W TO 31N48W TO

29N38W TO 27N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0

M IN MIXED SWELL.

.CARIBBEAN WITHIN 12N74W TO 12N76W TO 11N76W TO 11N74W TO 12N74W

NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

.24 HOUR FORECAST LITTLE CHANGE.

.33 HOUR FORECAST CONDITIONS IMPROVE.

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

.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.

$$