HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC WED JUN 24 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JUN 24.
24 HOUR FORECAST VALID 0600 UTC JUN 25.
48 HOUR FORECAST VALID 0600 UTC JUN 26.
.WARNINGS.
...GALE WARNING...
.COMPLEX LOW WITH MAIN LOW 44N65W 1007 MB MOVING NE 25 KT.
BETWEEN 120 NM AND 360 NM NE...90 NM AND 360 NM E...90 NM AND 420
NM SE AND 240 NM AND 900 NM SW QUADRANTS WINDS TO 25 KT. SEAS TO
2.5 M.
.06 HOUR FORECAST LOW 44N62W 1006 MB. BETWEEN 120 NM AND 420 NM
SE SEMICIRCLE WINDS 25 TO 35 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW 48N53W 998 MB. WITHIN 240 NM N...420 NM
E...480 NM SE...900 NM SW AND 300 NM W QUADRANTS WINDS 25 TO 35
KT. SEAS 2.5 TO 4.5 M. ELSEWHERE BETWEEN 180 NM AND 300 NM NW
QUADRANT IN THE GULF OF SAINT LAWRENCE WINDS TO 25 KT. SEAS TO 3
M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 53N35W 994 MB.
BETWEEN 240 NM AND 420 NM S AND 300 NM AND 420 NM SW QUADRANTS
AND WITHIN 90 NM W AND NW OF A LINE FROM 48N41W TO 54N36W WINDS
35 TO 45 KT. SEAS 3.5 TO 5.5 M. ELSEWHERE FROM 41N TO 55N E OF
47W WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.
.SYNOPSIS AND FORECAST.
.LOW 63N40W 1006 MB MOVING NE 15 KT. WITHIN 180 NM N AND NE OF A
LINE FROM 56N43W TO 60N52W WINDS TO 25 KT. SEAS TO 2.5 M. .
.24 HOUR FORECAST LOW E OF THE AREA 63N34W 1003 MB. WITHIN 180 NM
N AND NE OF A LINE FROM 57N47W TO 56N35W WINDS TO 25 KT. SEAS TO
2.5 M.
.48 HOUR FORECAST LOW DISSIPATED E OF AREA AND ASSOCIATED
CONDITIONS DIMINISHED.
.DENSE FOG VSBY OCCASIONALLY LESS THAN 1 NM FROM 40N TO 50N
BETWEEN 59W AND 68W...INCLUDING THE BAY OF FUNDY AND THE GULF OF
SAINT LAWRENCE.
.24 HOUR FORECAST DENSE FOG FROM 42N TO 51N BETWEEN 45W AND 60W.
.48 HOUR FORECAST DENSE FOG W OF A LINE FROM 62N59W TO 65N63W.
.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 JUN 24.
24 HOUR FORECAST VALID 0600 UTC THU JUN 25.
48 HOUR FORECAST VALID 0600 UTC FRI JUN 26.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 18N35W TO 18N39W TO 14N45W TO 14N35W TO 18N35W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO E SWELL.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.ATLC 15 HOUR FORECAST WITHIN 20.5N71W TO 20.5N71.5W TO 20.5N72W
TO 20.5N72.5W TO 20N72.5W TO 20N71.5W TO 20.5N71W...INCLUDING
WATERS N OF HISPANIOLA...NE TO E WINDS 20 TO 25 KT. SEAS LESS
THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST WITHIN 20N70W TO 21N72W TO 21N73W TO 20N73W TO
20N72W TO 20N70W...INCLUDING WATERS N OF HISPANIOLA...E WINDS 20
TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST LITTLE CHANGE.
.ATLC WITHIN 14N54W TO 16N57W TO 15N61W TO 12N60W TO 08N52W TO
09N50W TO 14N54W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E
SWELL.
.24 HOUR FORECAST WITHIN 10N51W TO 10N53W TO 09N53W TO 08N52W TO
08N51W TO 09N51W TO 10N51W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0
M IN NE TO E SWELL.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.CARIBBEAN WITHIN 12N71W TO 13N74W TO 11N74W TO 11N73W TO 11N72W
TO 11N70W TO 12N71W...INCLUDING GULF OF VENEZUELA...NE TO E WINDS
20 TO 25 KT. SEAS LESS THAN 2.5 M. ELSEWHERE WITHIN 14N74W TO
14N76W TO 13N79W TO 12N79W TO 11N77W TO 11N74W TO 14N74W NE TO E
WINDS 20 TO 30 KT. SEAS 3.0 TO 3.5 M. REMAINDER OF AREA WITHIN
15N74W TO 16N81W TO 13N83W TO 10N80W TO 10N77W TO 13N79W TO
15N74W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.
.24 HOUR FORECAST WITHIN 14N72W TO 16N74W TO 14N78W TO 11N74W TO
13N73W TO 11N70W TO 14N72W...INCLUDING GULF OF VENEZUELA...E
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. ELSEWHERE WITHIN 13N73W
TO 15N76W TO 14N78W TO 12N78W TO 11N77W TO 11N74W TO 13N73W NE TO
E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. REMAINDER OF AREA WITHIN
12N78W TO 14N78W TO 13N80W TO 10N80W TO 11N79W TO 10N77W TO
12N78W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO E SWELL.
.48 HOUR FORECAST WITHIN 18N72W TO 18N74W TO 13N72W TO 11N72W TO
11N67W TO 14N68W TO 18N72W...INCLUDING GULF OF VENEZUELA...E
WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M. ELSEWHERE WITHIN 17N73W
TO 15N79W TO 13N79W TO 11N75W TO 13N69W TO 17N73W E WINDS 20 TO
30 KT. SEAS 2.5 TO 3.5 M. REMAINDER OF AREA WITHIN 14N79W TO
17N75W TO 17N78W TO 15N81W TO 13N81W TO 11N77W TO 14N79W WINDS 20
KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER CHAN. NATIONAL HURRICANE CENTER.
$$