North Atlantic High Seas Forecast

FZNT01 KWBC 281604
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC FRI NOV 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 1200 UTC NOV 28. 
24 HOUR FORECAST VALID 1200 UTC NOV 29.
48 HOUR FORECAST VALID 1200 UTC NOV 30.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 38N63W 1003 MB MOVING NE 40 KT AND RAPIDLY INTENSIFYING.
WITHIN 180 NM EITHER SIDE OF A LINE FROM 34N65W TO 41N57W WINDS
30 TO 45 KT. SEAS 2.5 TO 5 M.
.24 HOUR FORECAST COMPLEX LOW WITH PRIMARY CENTER 55N42W 974 MB
AND SECONDARY CENTER 57N47W 978 MB. WITHIN 180 NM S AND SE
QUADRANTS OF PRIMARY CENTER...AND FROM 58N TO 60N BETWEEN 48W AND
43W...WINDS 35 TO 50 KT. SEAS 3 TO 5.5 M. ELSEWHERE WITHIN AN
AREA BOUNDED BY A LINE FROM 48N35W TO 38N48W TO 38N52W TO 60N57W
TO 60N35W TO 48N35W...AND WITHIN 60 NM OF THE E COAST OF
GREENLAND FROM 60N TO 61N...WINDS 30 TO 45 KT. SEAS 2.5 TO 6
M...HIGHEST NEAR 50N42W. 
.36 HOUR FORECAST LOW 58N40W 955 MB. WITHIN 120 NM E AND SE
QUADRANTS...AND BETWEEN 60 NM AND 240 NM NW QUADRANT...WINDS 50
TO 70 KT. SEAS 5 TO 9 M.
.48 HOUR FORECAST LOW 59N36W 956 MB. WITHIN 180 NM NW...W...AND
SW OF A FRONT FROM 57N35W TO 58N39W TO 60N39W TO 62N35W WINDS 45
TO 60 KT. SEAS 6 TO 10 M. ELSEWHERE WITHIN AN AREA BOUNDED BY A
LINE FROM 53N35W TO 53N47W TO 63N55W TO 63N35W TO 53N35W WINDS 30
TO 45 KT. SEAS 3 TO 7 M.  

...STORM WARNING...
.24 HOUR FORECAST LOW 57N53W 980 MB. FROM 55N TO 59N W OF 59W
WINDS 30 TO 40 KT. SEAS TO 4 M.
.42 HOUR FORECAST LOW 53N46W 990 MB. FROM 50N TO 53N BETWEEN 49W
AND 41W WINDS 35 TO 50 KT. SEAS 4 TO 7 M.
.48 HOUR FORECAST LOW 52N44W 996 MB. FROM 49N TO 52N BETWEEN 46W
AND 39W WINDS 35 TO 50 KT. SEAS 6 TO 8 M. ELSEWHERE FROM 44N TO
55N BETWEEN 53W AND 35W WINDS 30 TO 45 KT. SEAS 3 TO 7 M.
ELSEWHERE FROM 41N TO 44N BETWEEN 44W AND 35W...AND FROM 50N TO
60N BETWEEN 60W AND 50W...WINDS 20 TO 30 KT. SEAS 3 TO 6 M.

...GALE WARNING...
.LOW 43N57W 1004 MB MOVING NE 20 KT AND QUICKLY DISSIPATING.
WITHIN 240 NM S AND SE QUADRANTS WINDS 25 TO 40 KT. SEAS 3 TO 5
M.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DESCRIBED BY
HURRICANE FORCE WIND WARNING ABOVE.

...GALE WARNING...
.N OF 64N W OF 62W AREA OF NW WINDS 25 TO 35 KT. SEAS LESS THAN 4
M.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

...GALE WARNING...
.06 HOUR FORECAST FROM 36N TO 42N BETWEEN 73W AND 64W AREA OF W
WINDS 25 TO 40 KT. SEAS TO 4 M.
.24 HOUR FORECAST N AND NW OF A LINE FROM 40N70W TO 40N60W TO
47N53W AREA OF W WINDS 25 TO 35 KT. SEAS TO 5 M. ELSEWHERE FROM
40N TO 48N W OF 50W WINDS 20 TO 30 KT. SEAS 3 TO 5 M.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

...HEAVY FREEZING SPRAY WARNING... 
.MODERATE TO HEAVY FREEZING SPRAY NW OF A LINE FROM 61N65W TO
66N62W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY NW OF A LINE
FROM 58N62W TO 66N53W...AND WITHIN 60 NM OF THE E COAST OF
GREENLAND N OF 61N.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY NW OF A LINE
FROM 57N62W TO 65N52W...AND WITHIN 90 NM OF THE E COAST OF
GREENLAND N OF 62N.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY FROM 64N TO
66N W OF 60W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY FROM 49N
TO 62N W OF 55W...INCLUDING IN THE GULF OF SAINT LAWRENCE...AND N
OF 62N W OF GREENLAND.

.SYNOPSIS AND FORECAST.

.FROM 43N TO 47N BETWEEN 40W AND 35W AREA OF SW WINDS 20 TO 30
KT. SEAS TO 4.5 M.
.24 HOUR FORECAST CONDITIONS MOVED E OF AREA.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 50N
BETWEEN 53W AND 42W.
.24 HOUR FORECAST DENSE FOG WITHIN 120 NM N OF A LINE FROM 55N58W
TO 56N51W TO 54N43W...AND FROM 50N TO 52N BETWEEN 54W AND 50W.
.48 HOUR FORECAST DENSE FOG WITHIN 60 NM OF THE LABRADOR COAST
FROM 52N TO 56N.

.FORECASTER CONNELLY. 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 28.
24 HOUR FORECAST VALID 1200 UTC SAT NOV 29.
48 HOUR FORECAST VALID 1200 UTC SUN NOV 30.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 28N44W TO 31N38W TO 30N41W TO 31N43W TO 25N52W TO
25N49W TO 28N44W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE
SWELL.
.24 HOUR FORECAST WITHIN 25N38W TO 26N40W TO 25N41W TO 25N40W TO
24N39W TO 24N38W TO 25N38W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 
M.
.48 HOUR FORECAST WITHIN 26N35W TO 27N47W TO 23N53W TO 18N41W TO
20N35W TO 26N35W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.

.ATLC COLD FRONT FROM 31N67W TO 22N80W. WITHIN 31N67W TO 31N81W
TO 27N80W TO 24N80W TO 28N77W TO 31N67W N WINDS 20 TO 25 KT. 
SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST STATIONARY FRONT FROM 31N63W TO 22N79W. WITHIN
29N68W TO 29N72W TO 27N80W TO 24N80W TO 26N72W TO 
29N68W...INCLUDING ATLANTIC EXPOSURES...NE WINDS 20 TO 25 KT. 
SEAS TO 2.5 M.
.48 HOUR FORECAST STATIONARY FRONT DISSIPATED. CONDITIONS 
IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

.CARIBBEAN WITHIN 13N75W TO 13N77W TO 11N78W TO 10N76W TO 11N74W
TO 13N75W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M.
ELSEWHERE...WITHIN 13N74W TO 15N76W TO 14N80W TO 11N82W TO 
10N78W TO 11N75W TO 13N74W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M
IN E SWELL.
.18 HOUR FORECAST CONDITIONS IMPROVE. 

.CARIBBEAN WITHIN 22N83W TO 22N86W TO 22N87W TO 20N87W TO 20N86W
TO 21N83W TO 22N83W...INCLUDING IN YUCATAN CHANNEL...N TO NE 
WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 22N85W TO 22N86W TO 19N87W TO 19N85W TO
20N85W TO 22N85W...INCLUDING IN YUCATAN CHANNEL...WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.0 M IN N SWELL.
.30 HOUR FORECAST CONDITIONS IMPROVE.

.GULF OF AMERICA WITHIN 30N86W TO 26N93W TO 20N97W TO 19N92W TO
21N90W TO 24N81W TO 30N86W...INCLUDING STRAITS OF FLORIDA AND
WITHIN 60 NM OF COAST OF VERACRUZ...NE WINDS 20 TO 30 KT. SEAS 
2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 28N83W TO 29N85W TO 29N87W TO 25N85W TO
22N87W TO 24N81W TO 28N83W...INCLUDING STRAITS OF FLORIDA...NE 
TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 25N80W TO 26N82W TO 25N84W TO 24N85W TO
24N81W TO 25N80W E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

.GULF OF AMERICA 09 HOUR FORECAST WITHIN 28N96W TO 28N97W TO 
27N98W TO 27N96W TO 28N96W SE WINDS 20 TO 25 KT. SEAS LESS THAN 
2.5 M.
.24 HOUR FORECAST WITHIN 28N96W TO 29N96W TO 27N97W TO 26N97W TO
25N97W TO 26N96W TO 28N96W SE TO S WINDS 20 TO 25 KT. SEAS LESS 
THAN 2.5 M.
.48 HOUR FORECAST WITHIN 29N95W TO 28N97W TO 27N97W TO 29N95W N 
TO NE WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.

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


.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.

$$