HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC THU JUN 11 2026
CCODE/2:31:04:01:00/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC JUN 11.
24 HOUR FORECAST VALID 1800 UTC JUN 12.
48 HOUR FORECAST VALID 1800 UTC JUN 13.
.WARNINGS.
...GALE WARNING...
.WITHIN AN AREA BOUNDED BY A LINE FROM 43N66W TO 39N54W TO
36N67W TO 35N73W TO 43N67W AREA OF SW WINDS 20 TO 30 KT. SEAS TO
3 M...HIGHEST NEAR 39N68W.
.06 HOUR FORECAST NEW LOW 40N65W 1007 MB. FROM 37N TO 39N
BETWEEN 63W AND 66W AREA OF SW WINDS 25 TO 35 KT. SEAS 2.5 TO
3.5 M.
.24 HOUR FORECAST LOW 41N60W 1005 MB. FROM 37N TO 41N BETWEEN
56W AND 59W WINDS 25 TO 35 KT. SEAS 3 TO 4 M. ELSEWHERE WITHIN
360 NM E AND SE QUADRANTS AND WITHIN 300 NM N AND NW OF A LINE
FROM 38N51W TO 35N69W WINDS TO 25 KT. SEAS TO 3 M...HIGHEST E OF
65W.
.48 HOUR FORECAST LOW 44N41W 1003 MB. FRONT TO EXTEND FROM
48N35W TO LOW CENTER TO 40N50W. WITHIN 180 NM SE OF FRONT WINDS
25 TO 35 KT. SEAS 3 TO 4.5 M. ELSEWHERE FROM 37N TO 41N E OF 52W
AND WITHIN 300 NM SE OF FRONT WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5
M.
..GALE WARNING...
.LOW 41N40W 1009 MB MOVING NE 20 KT. FROM 34N TO 45N BETWEEN 35W
AND 45W WINDS 20 TO 30 KT. SEAS TO 3 M.
.12 HOUR FORECAST LOW 45N38W 1004 MB. WITHIN 120 NM W SEMICIRCLE
AND 180 NM E QUADRANT WINDS 25 TO 35 KT. SEAS 2.5 TO 3.5 M.
.24 HOUR FORECAST LOW 48N35W 1002 MB. FROM 43N TO 53N BETWEEN
35W AND 38W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS ABSORBED BY LOW
52N42W BELOW.
...GALE WARNING...
.12 HOUR FORECAST LOW 52N51W 1004 MB. FROM 47N TO 54N W OF 45W
INCLUDING WITHIN THE GULF OF SAINT LAWRENCE WINDS 20 TO 30 KT.
SEAS TO 3 M.
.24 HOUR FORECAST LOW 52N49W 996 MB. WITHIN 240 NM N SEMICIRCLE
WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE FROM 49N TO 57N
BETWEEN 44W AND 57W AND WITHIN THE GULF OF SAINT LAWRENCE FROM
47N TO 50N WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M...EXCEPT TO 2.5
M WITHIN THE GULF OF SAINT LAWRENCE.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS ABSORBED BY LOW
52N42W BELOW.
...GALE WARNING...
.24 HOUR FORECAST NEW LOW 47N47W 1000 MB. FROM 40N TO 49N
BETWEEN 43W AND 51W WINDS 20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW 52N42W 989 MB. WITHIN 300 NM N AND NW AND
360 NM S QUADRANTS WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M...HIGHEST
NEAR 55N43W. ELSEWHERE EXCEPT WHERE NOTED WITH LOW 44N41W
ABOVE...WITHIN 540 NM OF LOW WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5
M.
.SYNOPSIS AND FORECAST.
.LOW E OF AREA 59N28W 989 MB MOVING NE 20 KT. W OF 35W WITHIN
420 NM NW...660 NM W AND 720 NM S QUADRANTS WINDS 20 TO 30 KT.
SEAS 2.5 TO 3.5 M...HIGHEST NEAR 54N35W.
.24 HOUR FORECAST LOW WELL E OF AREA. CONDITIONS DIMINISHED.
.DENSE FOG WITH VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 49N
BETWEEN 53W AND 62W AND W OF A LINE FROM 46N62W TO 42N62W TO
38N71W.
.24 HOUR FORECAST DENSE FOG FROM 43N TO 48N BETWEEN 46W AND
50W...BETWEEN 71W AND A LINE FROM 45N50W TO 43N50W TO
39N64W...FROM 57N TO 61N W OF 59W...AND N OF A LINE FROM 59N43W
TO 65N36W.
.48 HOUR FORECAST DENSE FOG BETWEEN 69W AND A LINE FROM 45N67W
TO 41N59W TO 39N64W...W OF A LINE FROM 54N55W TO 61N62W...FROM
63N TO 66N BETWEEN 57W AND 63W...AND N OF A LINE FROM 59N44W TO
65N35W.
.FORECASTER BANCROFT. OCEAN PREDICTION CENTER.
NATIONAL HURRICANE CENTER MIAMI FL
ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF AMERICA
SYNOPSIS VALID 1800 UTC THU JUN 11.
24 HOUR FORECAST VALID 1800 UTC FRI JUN 12.
48 HOUR FORECAST VALID 1800 UTC SAT JUN 13.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.CARIBBEAN WITHIN 18N86W TO 20N86W TO 20N88W TO 18N88W TO 17N87W
TO 16N86W TO 18N86W E TO SE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M
IN E SWELL.
.24 HOUR FORECAST WITHIN 19N86W TO 20N87W TO 18N88W TO 17N87W TO
18N86W TO 19N86W E TO SE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M IN
E TO SE SWELL.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.CARIBBEAN WITHIN 13N71W TO 13N73W TO 13N75W TO 11N75W TO 12N72W
TO 11N70W TO 13N71W...INCLUDING GULF OF VENEZUELA...NE TO E WINDS
20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 13N67W TO 14N69W TO 13N70W TO 14N71W TO
13N73W TO 12N69W TO 13N67W E WINDS 20 TO 25 KT. SEAS LESS THAN
2.5 M.
.48 HOUR FORECAST WITHIN 16N72W TO 17N75W TO 13N77W TO 12N72W TO
11N71W TO 12N67W TO 16N72W...INCLUDING GULF OF VENEZUELA...E
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M IN E SWELL. ELSEWHERE WITHIN
17N73W TO 16N76W TO 14N78W TO 12N77W TO 11N75W TO 12N73W TO
17N73W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M.
.GULF OF AMERICA 06 HOUR FORECAST WITHIN 23N90W TO 23N92W TO
21N92W TO 21N91W TO 21N90W TO 23N90W...INCLUDING NE BAY OF
CAMPECHE...E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 24N91W TO 24N92W TO 25N93W TO 24N94W TO
22N92W TO 22N91W TO 24N91W SE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0
M IN E TO SE SWELL.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
$$
.FORECASTER CHAN. NATIONAL HURRICANE CENTER.