HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC FRI SEP 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC SEP 04.
24 HOUR FORECAST VALID 0000 UTC SEP 05.
48 HOUR FORECAST VALID 0000 UTC SEP 06.
.WARNINGS.
...STORM WARNING...
.COMPLEX LOW WITH MAIN CENTER 40N41W 1004 MB MOVING NE 15 KT.
WITHIN 120 NM W AND NW SEMICIRCLES WINDS 35 TO 50 KT. SEAS 3
TO 5 M. ALSO WITHIN 180 NM OF CENTER...EXCEPT 360 NM NE
QUADRANT WINDS 25 TO 40 KT. SEAS 3 TO 4.5 M. ELSEWHERE FROM
32N TO 47N E OF 47W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
.24 HOUR FORECAST LOW E OF AREA 46N33W 992 MB. WITHIN 180 NM
SW QUADRANT WINDS 40 TO 50 KT. SEAS 4 TO 7 M. ALSO WITHIN 240
NM W SEMICIRCLE WINDS 25 TO 40 KT. SEAS 3 TO 6 M. ELSEWHERE
FROM 39N TO 50N E OF 41W WINDS 20 TO 30 KT. SEAS 2.5 TO 5 M.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS E OF AREA.
...GALE WARNING...
.LOW 42N69W 1009 MB MOVING E 15 KT. FROM 40N TO 45N BETWEEN
62W AND 68W SE WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 44N63W 1004 MB. FROM 37N TO 50N
BETWEEN 51W AND 66W WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.30 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 45N61W 998 MB.
WITHIN 180 NM N SEMICIRCLE WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 44N61W 996 MB.
FROM 43N TO 49N BETWEEN 54W AND 65W WINDS 25 TO 40 KT.
SEAS 3 TO 6 M. ELSEWHERE FROM 34N TO 50N BETWEEN 42W AND 68W
WINDS 20 TO 30 KT. SEAS 2.5 TO 5 M.
...GALE WARNING...
.LOW 59N40W 1007 MB MOVING SE 10 KT. N OF 63N E OF GREENLAND
WINDS TO 25 KT. SEAS TO 3 M.
.24 HOUR FORECAST COMPLEX LOW WITH ONE CENTER 58N37W 1007 MB
WITH A SECOND NEW CENTER E OF AREA NEAR 65N31W 1002 MB. N OF
65N E OF 36W WINDS 25 TO 35 KT. SEAS 3 TO 4 M. ELSEWHERE N
OF 60N E OF 39W WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST COMBINED LOW E OF AREA 59N31W 1000 MB.
FROM 56N TO 63N E OF 45W WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.SYNOPSIS AND FORECAST.
.LOW 65N53W 1009 MB MOVING SE 10 KT. N OF 62N BETWEEN 52W AND 58W
N TO NW WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 62N50W 1012 MB. FROM 57N TO 63N BETWEEN 45W
AND 54W WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW DISSIPATED WITH ASSOCIATED CONDITIONS
DIMINISHED.
.48 HOUR FORECAST LOW 66N61W 1005 MB. N OF 64N W OF GREENLAND
WINDS TO 25 KT. SEAS TO 2.5 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 57N TO 63N W
OF 59W.
.24 HOUR FORECAST DENSE FOG FROM 40N TO 45N BETWEEN 65W AND
69W...FROM 49N TO 52N BETWEEN 48W AND 51W...AND N OF 57N W OF
59W.
.48 HOUR FORECAST DENSE FOG N OF 57N W OF 58W.
.FORECASTER MILLS. 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 0000 UTC FRI SEP 4.
24 HOUR FORECAST VALID 0000 UTC SAT SEP 5.
48 HOUR FORECAST VALID 0000 UTC SUN SEP 6.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.CARIBBEAN WITHIN 13N68W TO 15N70W TO 15N73W TO 11N74W TO 11N72W
TO 12N68W TO 13N68W...INCLUDING THE GULF OF VENEZUELA... NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 13N68W TO 15N70W TO 15N73W TO 11N74W TO
11N72W TO 12N68W TO 13N68W...INCLUDING THE GULF OF VENEZUELA...
NE TO E WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.
.42 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 AL. NATIONAL HURRICANE CENTER.
$$