HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC THU SEP 10 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SEP 10.
24 HOUR FORECAST VALID 0600 UTC SEP 11.
48 HOUR FORECAST VALID 0600 UTC SEP 12.
.WARNINGS.
...STORM WARNING...
.COMPLEX LOW WITH MEAN CENTER E OF AREA NEAR 65N31W 977 MB MOVING
NW 10 KT THEN TURNING SW AFTER 12 HOURS. WITHIN 120 NM NW
QUADRANT...AND WITHIN 150 NM EITHER SIDE OF A LINE FROM 60N45W TO
58N35W WINDS 30 TO 45 KT. SEAS 3 TO 6.5 M...HIGHEST NEAR 58N35W.
ELSEWHERE N OF 50N E OF 50W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5
M.
.12 HOUR FORECAST COMBINED LOW 65N35W 974 MB. WITHIN 120 NM NW
QUADRANT WINDS 35 TO 50 KT. SEAS 4 TO 7 M.
.24 HOUR FORECAST LOW JUST E OF AREA NEAR 63N34W 979 MB. WITHIN
180 NM W SEMICIRCLE WINDS 25 TO 40 KT. SEAS 3 TO 6 M. ELSEWHERE N
OF 52N E OF 44W WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW WELL E OF AREA. N OF 60N E OF 41W AREA OF S
TO SW WINDS TO 25 KT. SEAS 2.5 TO 3.5 M.
...GALE WARNING...
.COMPLEX LOW WITH MEAN CENTER 43N42W 1010 MB MOVING NE 15 KT.
WITHIN 420 NM SE SEMICIRCLE AND 600 NM SW QUADRANT WINDS TO 25
KT. SEAS TO 3 M.
.24 HOUR FORECAST COMPLEX LOW JUST E OF AREA 48N34W 1001 MB.
WITHIN 180 NM SW QUADRANT WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.
ELSEWHERE WITHIN 780 NM SW QUADRANT WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST COMPLEX LOW AND CONDITIONS WELL E OF AREA.
...GALE WARNING...
.06 HOUR FORECAST WITHIN 360 NM NW OF A LINE FROM 37N69W TO
55N46W AREA OF SW WINDS 25 TO 35 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST NEW LOW INLAND NEAR 54N57W 986 MB. WITHIN 360
NM N AND NE QUADRANT...WITHIN THE GULF OF SAINT LAWRENCE...AND
WITHIN 240 NM SE OF A FRONT FROM 51N52W TO 47N52W TO 41N60W WINDS
25 TO 35 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE FROM 37N TO 62N BETWEEN
42W AND 67W WINDS TO 25 KT. SEAS 2.5 TO 4 M...HIGHEST NEAR
57N59W.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER NEAR 55N47W 986
MB. FROM 45N TO 66N BETWEEN 50W AND 60W...AND BETWEEN 300 NM AND
660 NM S AND SE QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5
M...HIGHEST W OF MAIN CENTER. ELSEWHERE N OF 36N W OF 62W WINDS
TO 25 KT. SEAS TO 3 M.
.SYNOPSIS AND FORECAST.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 63N E OF 40W.
.24 HOUR FORECAST DENSE FOG N OF 62N E OF 40W...AND FROM 51N TO
58N W OF 50W.
.48 HOUR FORECAST DENSE FOG FROM 50N TO 58N E OF 55W.
.FORECASTER ANDERSON. 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 THU SEP 10.
24 HOUR FORECAST VALID 0600 UTC FRI SEP 11.
48 HOUR FORECAST VALID 0600 UTC SAT SEP 12.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC 12 HOUR FORECAST WITHIN 21N70W TO 21N71W TO 21N72W TO
20N72W TO 20N70W TO 21N70W E WINDS 20 TO 25 KT. SEAS LESS THAN
2.5 M.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.CARIBBEAN WITHIN 14N70W TO 15N77W TO 14N81W TO 10N81W TO 11N69W
TO 14N70W...INCLUDING THE GULF OF VENEZUELA... NE TO E WINDS 20
TO 30 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 14N68W TO 15N71W TO 14N74W TO 11N76W TO
12N72W TO 11N68W TO 14N68W...INCLUDING THE GULF OF VENEZUELA...
E WINDS 20 TO 25 KT. SEAS 2.5 M.
.48 HOUR FORECAST WITHIN 14N67W TO 15N68W TO 17N75W TO 14N78W TO
12N77W TO 11N67W TO 14N67W...INCLUDING IN MONA PASSAGE AND THE
GULF OF VENEZUELA... E WINDS 20 TO 25 KT. 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.
$$