North Atlantic High Seas Forecast

FZNT01 KWBC 232204
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC SUN NOV 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 1800 UTC NOV 23. 
24 HOUR FORECAST VALID 1800 UTC NOV 24.
48 HOUR FORECAST VALID 1800 UTC NOV 25.

.WARNINGS.

...STORM WARNING...
.LOW 51N50W 985 MB MOVING NE 30 KT. WITHIN 180 NM SE SEMICIRCLE
WINDS 30 TO 40 KT. SEAS 3 TO 4.5 M. ELSEWHERE WITHIN AN AREA
BOUNDED BY A LINE FROM 35N57W TO 52N67W TO 52N36W TO 35N49W TO
35N57W WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.
.12 HOUR FORECAST LOW 58N46W 977 MB. WITHIN 240 NM OF CENTER
WINDS 40 TO 55 KT. SEAS 4 TO 7 M.
.24 HOUR FORECAST LOW 62N40W 986 MB. WITHIN 120 NM SW SEMICIRCLE
WINDS 40 TO 50 KT. SEAS 4 TO 6 M. ELSEWHERE N OF 52N E OF 45W
WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M.
.48 HOUR FORECAST LOW 65N36W 989 MB. WITHIN 60 NM NW SEMICIRCLE
WINDS 40 TO 50 KT. SEAS 4 TO 5.5 M. ELSEWHERE N OF 58N E OF 45W
WINDS 25 TO 40 KT. SEAS 3 TO 4.5 M.

...GALE WARNING...
.LOW 58N61W 984 MB MOVING NE 10 KT. WITHIN 240 NM N AND NE OF A
LINE FROM 58N66W TO 60N55W TO 50N42W WINDS 25 TO 40 KT. SEAS 2.5
TO 3.5 M.
.24 HOUR FORECAST LOW 60N56W 984 MB. N OF 51N W OF 45W WINDS 25
TO 40 KT. SEAS 2.5 TO 4 M...EXCEPT WHERE DESCRIBED ABOVE WITH LOW
62N40W.
.48 HOUR FORECAST LOW 61N55W 990 MB. WITHIN 240 NM OF
CENTER...EXCEPT WITHIN 300 NM NW QUADRANT WINDS 25 TO 35 KT. SEAS
2.5 TO 3.5 M.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 41N58W 1008 MB. WITHIN 540 NM S
SEMICIRCLE WINDS 25 TO 35 KT. SEAS 2.5 TO 3.5 M.
.48 HOUR FORECAST LOW 48N41W 996 MB. E OF A LINE FROM 31N50W TO
46N55W TO 51N46W WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 49N TO 56N
BETWEEN 55W AND 47W...AND FROM 58N TO 63N W OF 42W.
.24 HOUR FORECAST DENSE FOG FROM 58N TO 63N W OF GREENLAND...AND
WITHIN 180 NM E OF GREENLAND.
.48 HOUR FORECAST DENSE FOG FROM 58N TO 63N W 45W...N OF 64N E OF
GREENLAND...AND FROM 47N TO 51N E OF 40W.

.48 HOUR FORECAST LIGHT FREEZING SPRAY N OF 64N W OF 57W.

.FORECASTER BYRD. 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 1800 UTC SUN NOV 23.
24 HOUR FORECAST VALID 1800 UTC MON NOV 24.
48 HOUR FORECAST VALID 1800 UTC TUE NOV 25.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.CARIBBEAN WITHIN 13N74W TO 13N76W TO 12N80W TO 11N80W TO 09N77W
TO 11N74W TO 13N74W NE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M IN
NE TO E SWELL.
.24 HOUR FORECAST WITHIN 12N77W TO 12N78W TO 11N79W TO 10N79W TO
10N78W TO 11N76W TO 12N77W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0
M IN NE TO E SWELL.
.48 HOUR FORECAST WITHIN 14N74W TO 15N77W TO 13N80W TO 10N80W TO
11N74W TO 12N73W TO 14N74W NE TO E WINDS 20 TO 25 KT. 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 CHRISTENSEN. NATIONAL HURRICANE CENTER.

$$