HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC TUE NOV 03 2026
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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 03.
24 HOUR FORECAST VALID 0600 UTC NOV 04.
48 HOUR FORECAST VALID 0600 UTC NOV 05.
.WARNINGS.
...GALE WARNING...
.LOW 65N55W 996 MB MOVING NE 15 KT. N OF 64N W OF 56W WINDS 25 TO
35 KT. SEAS 3.5 TO 5.5 M. ELSEWHERE N OF 60N W OF 55W WINDS 20 TO
30 KT. SEAS 2.5 TO 5 M IN MIXED SWELL.
.24 HOUR FORECAST LOW N OF THE AREA. N OF 62N W OF GREENLAND
WINDS TO 25 KT. SEAS 2.5 TO 4 M...HIGHEST NEAR 62N.
.48 HOUR FORECAST LOW WELL N OF AREA AND CONDITIONS DESCRIBED
BELOW WITH LOW 65N38W.
...GALE WARNING...
.LOW 57N51W 989 MB MOVING NE 10 KT. BETWEEN 90 NM AND 300 NM SE
SEMICIRCLE AND WITHIN 180 NM E AND SE OF A LINE FROM 59N42W TO
53N42W TO 48N45W WINDS 30 TO 40 KT. SEAS 3.5 TO 7 M...HIGHEST
NEAR 55N50W. ELSEWHERE WITHIN 480 NM NE...660 NM SE...420 NM SW
AND NW QUADRANTS WINDS 20 TO 30 KT. SEAS 3 TO 6 M IN MIXED
SWELL...HIGHEST NE QUADRANT.
.24 HOUR FORECAST LOW 59N43W 1002 MB. WITHIN 240 NM E...840 NM
SE...1140 NM S...600 NM SW AND BETWEEN 240 NM AND 660 NM NW
QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 5 M IN MIXED SWELL.
.48 HOUR FORECAST LOW 65N38W 1007 MB. FROM 50N TO 60N W OF
35W...FROM 60N TO 63N E OF GREENLAND AND N OF 60N W OF GREENLAND
WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M...EXCEPT LESS THAN 2.5 M W OF
GREENLAND.
...GALE WARNING...
.30 HOUR FORECAST NEW LOW 45N38W 1012 MB. WITHIN 240 NM W AND NW
OF A LINE FROM THE LOW TO 38N45W WINDS 25 TO 35 KT. SEAS TO 3.5
M.
.48 HOUR FORECAST LOW E OF THE AREA 41N32W 1005 MB. WITHIN 300 NM
E OF A LINE FROM 36N44W TO 52N43W WINDS 25 TO 35 KT. SEAS 3 TO
5.5 M. ELSEWHERE FROM 35N TO 54N E OF 46W WINDS 20 TO 30 KT. SEAS
2.5 TO 4.5 M IN MIXED SWELL.
.SYNOPSIS AND FORECAST.
.24 HOUR FORECAST FROM 31N TO 35N BETWEEN 53W AND 70W AREA OF NE
TO E WINDS 20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST FROM 31N TO 35N BETWEEN 54W AND 72W AREA OF NE
TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 53N TO 60N
BETWEEN 40W AND THE COAST OF LABRADOR AND FROM 60N TO 67N BETWEEN
53W AND 59W.
.24 HOUR FORECAST DENSE FOG FROM 60N TO 63N E OF 57W TO W
GREENLAND...FROM 57N TO 60N BETWEEN 38W AND 46W...N OF 60N E OF
GREENLAND AND WITHIN 90 NM E AND SE OF A LINE FROM 54N37W TO
51N39W.
.48 HOUR FORECAST DENSE FOG N OF 62N W OF GREENLAND...FROM 57N TO
59N BETWEEN 55W AND 58W...E OF A LINE FROM 48N38W TO 55N38W AND N
OF 64N E OF GREENLAND.
.LIGHT FREEZING SPRAY WITHIN 60 NM W OF GREENLAND N OF 60N AND N
OF 63N W OF 60W.
.24 HOUR FORECAST LIGHT FREEZING SPRAY N OF 54N W OF 55W.
.48 HOUR FORECAST LIGHT FREEZING SPRAY WITHIN 60 NM W OF
GREENLAND N OF 60N AND N OF 65N W OF 60W.
.FORECASTER FUTTERMAN. 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 TUE NOV 03.
24 HOUR FORECAST VALID 0600 UTC WED NOV 04.
48 HOUR FORECAST VALID 0600 UTC THU NOV 05.
.WARNINGS.
...ATLC GALE WARNING...
.STATIONARY FRONT FROM LOW PRES NEAR 31N36W 1016 MB TO 28N45W TO
27N50W AND TO 26N55W. WITHIN 30N38W TO 31N81W TO 24N75W TO
23N66W TO 28N51W TO 30N38W...INCLUDING IN ATLC EXPOSURES...E
WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M IN NE SWELL.
.24 HOUR FORECAST WARM FRONT FROM 31N36W TO LOW PRES NEAR 30N36W
1012 MB. COLD FRONT FROM THE LOW PRES TO 27N36W THEN STATIONARY
FRONT TO 27N55W TO LOW PRES NEAR 27N68W 1012 MB AND TO 25N81W.
WITHIN 31N59W TO 31N70W TO 28N67W TO 28N62W TO 31N59W E WINDS 20
TO 30 KT. SEAS 2.5 TO 4 M. ELSEWHERE WITHIN 31N58W TO 28N71W TO
31N80W TO 26N76W TO 25N69W TO 26N62W TO 31N58W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3 M IN NE TO E SWELL.
.36 HOUR FORECAST LOW PRES NEAR 27N67W 1009 MB WITH TROUGH FROM
THE LOW TO 31N66W AND FROM THE LOW TO 22N76W. WITHIN 31N64W TO
31N68W TO 30N68W TO 30N65W TO 31N64W NE TO E WINDS 30 TO 35 KT.
SEAS 3 TO 4.5 M. ELSEWHERE WITHIN 31N56W TO 30N65W TO 31N73W TO
27N70W TO 27N64W TO 31N56W NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO
4 M. REMAINDER OF AREA WITHIN 31N54W TO 31N78W TO 26N75W TO
25N71W TO 26N64W TO 31N54W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M
IN NE TO E SWELL.
.48 HOUR FORECAST LOW PRES NEAR 28N66W 1005 MB WITH TROUGH FROM
THE LOW TO 31N65W AND FROM THE LOW TO 21N75W. WITHIN 31N63W TO
31N68W TO 30N69W TO 29N68W TO 30N64W TO 31N63W NE TO E WINDS 30
TO 35 KT. SEAS 3 TO 5 M. ELSEWHERE WITHIN 31N56W TO 31N64W TO
30N65W TO 31N73W TO 27N69W TO 28N60W TO 31N56W NE TO E WINDS 20
TO 30 KT. SEAS 2.5 TO 4 M. REMAINDER OF ARE WITHIN 31N53W TO
31N77W TO 26N75W TO 24N69W TO 27N59W TO 31N53W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3 M IN NE SWELL.
.SYNOPSIS AND FORECAST.
.ATLC 18 HOUR FORECAST WARM FRONT FROM 31N36W TO LOW PRES NEAR
30N36W 1015 MB. COLD FRONT FROM THE LOW TO 27N37W THEN STATIONARY
FRONT TO 27N55W. WITHIN 31N36W TO 31N53W TO 27N47W TO 27N41W TO
31N36W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN N TO NE SWELL.
.24 HOUR FORECAST WARM FRONT FROM 31N36W TO LOW PRES NEAR
30N36W 1012 MB. COLD FRONT FROM THE LOW PRES TO 27N36W THEN
STATIONARY FRONT TO 27N55W. LITTLE CHANGE IN CONDITIONS.
.48 HOUR FORECAST WEAKENING COLD FRONT FROM 26N35W TO 2440W AND
DISSIPATING STATIONARY FRONT TO 26N55W. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.GULF OF AMERICA WITHIN 30N84W TO 30N86W TO 28N86W TO 27N84W TO
29N83W TO 30N84W E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.
$$