HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC MON SEP 14 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 14.
24 HOUR FORECAST VALID 0000 UTC SEP 15.
48 HOUR FORECAST VALID 0000 UTC SEP 16.
.WARNINGS.
...STORM WARNING...
.LOW 41N70W 1008 MB MOVING NE 30 KT. IN THE GULF OF SAINT
LAWRENCE N OF 47N W OF 58W WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 52N56W 1000 MB. BETWEEN 90 NM AND 420 N M
SE QUADRANT WINDS 25 TO 35 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE
BETWEEN 180 NM AND 540 NM NE...180 NM AND 600 NM SE AND 240 NM
AND 660 NM S QUADRANTS WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST ORIGINAL LOW DISSIPATED AND NEW LOW FORMED
NEAR 61N38W 984 MB. WITHIN 300 NM N...NE...540 NM S...420 NM SW
AND 300 NM NW QUADRANTS WINDS 35 TO 50 KT. SEAS 3.5 TO 6 M.
ELSEWHERE WITHIN 780 NM S...540 NM SW AND 420 NM W QUADRANTS
WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.
...GALE WARNING...
.COMPLEX LOW WITH MAIN CENTER JUST E OF AREA 60N31W 994 MB MOVING
NE 20 KT. FROM 49N TO 60N E OF 37W WINDS 25 TO 35 KT. SEAS 3.5 TO
5.5 M...HIGHEST NEAR 53N35W. ELSEWHERE FROM 49N TO 60N E OF 40W
AND N OF 60N E OF GREENLAND WINDS TO 25 KT. SEAS 2.5 TO 4 M IN
MIXED SWELL.
.24 HOUR FORECAST LOW WELL E OF AREA 63N16W 1002 MB. FROM 50N TO
58N E OF 40W WINDS LESS THAN 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST CONDITIONS MOVED E OF THE AREA.
.SYNOPSIS AND FORECAST.
.LOW 62N67W 984 MB MOVING NE 15 KT. WITHIN 180 NM NE QUADRANT AND
WITHIN 180 NM NE OF A LINE FROM 62N61W TO 58N55W WINDS 20 TO 30
KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW N OF THE AREA 68N63W 993 MB, WITHIN 60 NM W
OF OF GREENLAND FROM 60N TO 67N WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW MOVED N OF THE AREA. CONDITIONS MERGED WITH
LOW 61N38W DESCRIBED IN GALE WARNING IN WARNINGS SECTION ABOVE.
.48 HOUR FORECAST WITHIN 360 NM W AND NW OF A LINE FROM 31N66W TO
48N40W WINDS 20 TO 30 KT. SEAS TO 3 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 40N TO 45N
BETWEEN 64W AND 69W.
.24 HOUR FORECAST DENSE FOG FROM 50N TO 58N BETWEEN 50W AND
57W...FROM 58N TO 60N BETWEEN 42W AND 55W AND FROM 60N TO 65N
WITHIN 120 NM W OF GREENLAND.
.48 HOUR FORECAST DENSE FOG FROM 60N TO 65N W OF 35W TO E
GREENLAND.
.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 0000 UTC MON SEP 14.
24 HOUR FORECAST VALID 0000 UTC TUE SEP 15.
48 HOUR FORECAST VALID 0000 UTC WED SEP 16.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC AND CARIBBEAN WITHIN 20N71W TO 20N73W TO 20N74W TO 19N74W
TO 20N71W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.CARIBBEAN WITHIN 14N70W TO 15N73W TO 14N78W TO 12N78W TO 10N72W
TO 11N69W TO 14N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E
WINDS 20 TO 30 KT. SEAS 3.0 TO 3.5 M. ELSEWHERE WITHIN 13N69W TO
16N74W TO 15N82W TO 13N82W TO 10N80W TO 10N71W TO 13N69W WINDS 20
KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.
.24 HOUR FORECAST WITHIN 13N68W TO 14N71W TO 14N75W TO 11N75W TO
12N72W TO 12N68W TO 13N68W...INCLUDING THE GULF OF VENEZUELA...NE
TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN
16N75W TO 15N81W TO 12N80W TO 12N76W TO 10N72W TO 12N68W TO
16N75W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.
.48 HOUR FORECAST WITHIN 13N70W TO 14N77W TO 10N77W TO 11N74W TO
11N72W TO 12N69W TO 13N70W...INCLUDING THE GULF OF
VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.CARIBBEAN WITHIN 17N86W TO 18N88W TO 16N88W TO 16N85W TO
17N86W...INCLUDING THE GULF OF HONDURAS...NE TO E WINDS 20 TO 30
KT. SEAS 2.5 M.
.12 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 DELGADO. NATIONAL HURRICANE CENTER.