HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC WED NOV 04 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 04.
24 HOUR FORECAST VALID 0600 UTC NOV 05.
48 HOUR FORECAST VALID 0600 UTC NOV 06.
.WARNINGS.
...GALE WARNING...
.COMPLEX LOW WITH MAIN LOW 57N45W 999 MB MOVING NE 20 KT AND
SECOND LOW 59N41W 998 MB MOVING NE 15 KT. WITHIN 180 NM SE
SEMICIRCLE OF SECOND LOW WINDS 30 TO 40 KT. SEAS 4.5 TO 6 M.
ELSEWHERE WITHIN 420 NM SW AND 660 NM NW QUADRANTS OF MAIN LOW
AND FROM 50N TO 60N E OF 60W WINDS 20 TO 30 KT. SEAS 3 TO 5 M.
ALSO FROM 60N TO 65N W OF GREENLAND WINDS LESS THAN 25 KT. SEAS
2.5 TO 4 M.
.24 HOUR FORECAST COMBINED LOW 65N38W 1007 MB. N OF 60N E OF
GREENLAND WINDS TO 25 KT. SEAS 2.5 TO 4.5. ELSEWHERE FROM 50N TO
60N E OF 47W WINDS LESS THAN 25 KT. SEAS TO 3.5 M.
.36 HOUR FORECAST LOW NE OF THE AREA WITH NEW LOW 65N62W 999 MB.
WITHIN 90 NM W OF GREENLAND N OF 61N WINDS 25 TO 35 KT. SEAS TO
3.5 M
.48 HOUR FORECAST LOW 61N55W 994 MB. WITHIN 60 NM W OF GREENLAND
N OF 61N WINDS 35 TO 45 KT. SEAS 4 TO 5.5 M. ELSEWHERE WITHIN 480
NM SE AND 720 NM S QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5
M. ALSO WITHIN 120 NM SW AND W OF A LINE FROM 59N57W TO 62N61W
AND FROM 60N TO 63N E OF GREENLAND WINDS TO 25 KT. SEAS TO 3.5 M
...GALE WARNING...
.LOW 44N41W 1012 MB MOVING E 15 KT. FROM 40N TO 50N E OF 50W
WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M IN MIXED SWELL...HIGHEST NEAR
50N.
.24 HOUR FORECAST LOW E OF THE AREA 43N33W 1002 MB. WITHIN AN
AREA BOUNDED BY A LINE FROM 38N35W TO 39N44W TO 47N44W TO 53N35W
TO 38N35W WINDS 25 TO 35 KT. SEAS 2.5 TO 5 M...HIGHEST NEAR
44N37W.
.48 HOUR FORECAST LOW 44N36W 995 MB. WITHIN 240 NM W OF A LINE
FROM 42N38W TO 45N40W TO 49N37W WINDS 30 TO 45 KT. SEAS 5 TO 8
M...HIGHEST NEAR 45N40W. ELSEWHERE FROM 38N TO 52N E OF 45W WINDS
20 TO 30 KT. SEAS 3 TO 6 M IN MIXED SWELL.
.SYNOPSIS AND FORECAST.
.FROM 31N TO 34N W BETWEEN 54W AND 72W AREA OF NE TO E WINDS 20
TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST FROM 31N TO 34N BETWEEN 51W AND 71W AREA OF NE
TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST FROM 31N TO 34N BETWEEN 46W AND 70W AREA OF NE
TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 90 NM NW OF A
LINE FROM 48N40W TO 54N37W...WITHIN 120 NM NW AND N OF A LINE
FROM 57N40W TO 61N35W AND WITHIN 90 NM W OF A LINE FROM 57N52W TO
65N56W.
.24 HOUR FORECAST DENSE FOG N OF 61N W OF GREENLAND AND WITHIN 60
NM E OF GREENLAND N OF 64N.
.48 HOUR FORECAST DENSE FOG FROM 56N TO 60N BETWEEN 45W AND 60W
AND N OF 60N W OF GREENLAND.
.LIGHT FREEZING SPRAY N OF 54N W OF 55W.
.24 HOUR FORECAST LIGHT FREEZING SPRAY WITHIN 60 NM W OF
GREENLAND N OF 60N AND N OF 63N W OF 59W.
.48 HOUR FORECAST LIGHT FREEZING SPRAY WITHIN 60 NM E OF
GREENLAND N OF 64N AND N OF 60N 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 WED NOV 4.
24 HOUR FORECAST VALID 0600 UTC THU NOV 5.
48 HOUR FORECAST VALID 0600 UTC FRI NOV 6.
.WARNINGS.
...ATLC GALE WARNING...
.ATLC WITHIN 31N59W TO 31N72W TO 27N67W TO 28N63W TO 31N59W E
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.12 HOUR FORECAST LOW PRES NEAR 27N66W 1008 MB. WITHIN 31N63W TO
31N68W TO 30N68W TO 29N66W TO 30N64W TO 31N63W NE TO E WINDS 25
TO 35 KT. SEAS 2.5 TO 4.0 M. ELSEWHERE WITHIN 31N55W TO 30N66W
TO 31N74W TO 27N69W TO 27N66W TO 28N60W TO 31N55W NE TO E WINDS
20 TO 30 KT. SEAS 2.5 TO 3.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.42 HOUR FORECAST LOW PRES NEAR 27N63W 1004 MB. WITHIN 31N51W TO
30N70W TO 28N70W TO 25N66W TO 27N60W TO 26N53W TO 31N51W NE TO E
WINDS 20 TO 30 KT. SEAS 2.5 TO 4.0 M. ELSEWHERE WITHIN 28N71W TO
31N70W TO 31N73W TO 28N74W TO 25N71W TO 24N67W TO 28N71W WINDS
20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NE SWELL.
.48 HOUR FORECAST LITTLE CHANGE.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 31N37W TO 31N50W TO 27N48W TO 27N45W TO 31N37W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL.
.18 HOUR FORECAST CONDITIONS IMPROVE. 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 ERA. NATIONAL HURRICANE CENTER.
$$