HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC TUE JUN 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JUN 30.
24 HOUR FORECAST VALID 0000 UTC JUL 01.
48 HOUR FORECAST VALID 0000 UTC JUL 02.
.WARNINGS.
...GALE WARNING...
.LOW 62N38W 996 MB MOVING NE 05 KT. BETWEEN 180 NM AND 300 NM S
AND SW QUADRANT...AND N OF 64N E OF GREENLAND WINDS 25 TO 35 KT.
SEAS 2.5 TO 4 M. ELSEWHERE N OF 54N E OF 43W AND WITHIN 180 NM OF
GREENLAND COAST BETWEEN 43W AND 53W WINDS TO 25 KT. SEAS TO 3 M.
.18 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 64N36W 992 MB.
WITHIN 120 NM OF THE E GREENLAND COAST N OF 62N WINDS 30 TO 45
KT. SEAS 3 TO 4.5 M.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 64N35W 991 MB.
WITHIN 120 NM OF 60N43W AND N OF 63N E OF GREENLAND WINDS 25 TO
35 KT. SEAS 3 TO 4.5 M. ELSEWHERE N OF 56N E OF 48W WINDS TO 25
KT. SEAS TO 3 M.
.48 HOUR FORECAST COMPLEX LOW E OF AREA WITH MEAN CENTER NEAR
65N29W 994 MB. WITHIN 240 NM SE AND E QUADRANTS...AND WITHIN 240
NM EITHER SIDE OF A LINE FROM 53N50W TO 58N35W WINDS 20 TO 30 KT.
SEAS 2.5 TO 3.5 M.
...GALE WARNING...
.COMPLEX LOW WITH FIRST CENTER 46N43W 1009 MB MOVING NE 25 KT AND
SECOND CENTER 42N51W 1007 MB MOVING NE 20 KT. WITHIN 120 NM S OF
A FRONT FROM 47N35W TO FIRST CENTER TO SECOND CENTER TO 37N56W
WINDS 25 TO 35 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE WITHIN 420 NM SE
SEMICIRCLE OF BOTH CENTERS WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER E OF AREA NEAR
53N27W 1009 MB. FROM 42N TO 48N E OF 40W WINDS 25 TO 35 KT. SEAS
3 TO 4 M. ELSEWHERE WITHIN 270 NM EITHER SIDE OF A LINE FROM
40N47W TO 47N35W WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW AND CONDITIONS WELL E OF AREA.
.SYNOPSIS AND FORECAST.
.24 HOUR FORECAST NEW LOW NEAR 35N54W 1013 MB. WITHIN 240 NM OF
LOW CENTER AND WITHIN 480 NM NE QUADRANT WINDS TO 25 KT. SEAS TO
3 M.
.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER NEAR 45N42W 1016
MB. WITHIN 180 NM EITHER SIDE OF A LINE FROM 38N48W TO 46N35W
WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST N AND W OF A LINE FROM 36N73W TO 39N60W TO
44N52W AREA OF S TO SW WINDS TO 25 KT. SEAS TO 2.5 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 300 NM OF
51N52W...WITHIN 150 NM EITHER SIDE OF A LINE FROM 41N50W TO
47N35W...N OF 55N W OF 59W...AND N OF 56N E OF 43W.
.24 HOUR FORECAST DENSE FOG FROM 44N TO 49N W OF 47W...WITHIN 120
NM EITHER SIDE OF A LINE FROM 42N42W TO 47N35W...AND N OF 62N E
OF 40W.
.48 HOUR FORECAST DENSE FOG N AND W OF A LINE FROM 42N70W TO
45N48W TO 55N46W TO 57N60W...AND WITHIN 180 NM EITHER SIDE OF A
LINE FROM 42N41W TO 48N35W.
.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 0000 UTC TUE JUN 30.
24 HOUR FORECAST VALID 0000 UTC WED JUL 1.
48 HOUR FORECAST VALID 0000 UTC THU JUL 2.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC 03 HOUR FORECAST WITHIN 10N51W TO 10N52W TO 09N52W TO
09N52W TO 09N51W TO 10N51W 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 18 HOUR FORECAST WITHIN 19N65.5W TO 19.5N67W TO 19N67W TO
18.5N67W TO 18.5N66W TO 18.5N65.5W TO 19N65.5W 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 17N75W TO 16N78W TO 13N80W TO 11N77W TO 10N72W
TO 13N69W TO 17N75W...INCLUDING THE GULF OF VENEZUELA...NE TO E
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 15N71W TO 15N79W TO 11N80W TO 10N78W
TO 11N73W TO 11N66W TO 15N71W...INCLUDING THE GULF OF
VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST WITHIN 13N68W TO 16N74W TO 16N76W TO 14N80W
TO 11N78W TO 12N67W TO 13N68W...INCLUDING THE GULF OF
VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. WITHIN
18N72W TO 18N73W TO 17N73W TO 17N72W TO 18N71W TO 18N72W E WINDS
20 TO 25 KT. SEAS LESS THAN 2.5 M.
.GULF OF AMERICA WITHIN 22N88W TO 21N90W TO 22N90W TO 21N91W TO
20N91W TO 19N91W TO 22N88W...INCLUDING WITHIN 60 NM OF COAST OF
CAMPECHE...NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.06 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 RAMOS. NATIONAL HURRICANE CENTER.
$$