HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC TUE JUL 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC JUL 28.
24 HOUR FORECAST VALID 1200 UTC JUL 29.
48 HOUR FORECAST VALID 1200 UTC JUL 30.
.WARNINGS.
...GALE WARNING...
.LOW 33N71W 1008 MB MOVING NE 35 KT. WITHIN 600 NM E QUADRANT
WINDS 20 TO 30 KT. SEAS TO 3 M.
.12 HOUR FORECAST LOW 35N66W 1008 MB. WITHIN 180 NM SE OF A FRONT
FROM 40N59W TO 33N68W WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.
.24 HOUR FORECAST LOW 42N55W 1009 MB. WITHIN 300 NM SE OF A FRONT
FROM LOW CENTER TO 31N70W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M.
.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER NEAR 47N46W 1006
MB. FROM 35N TO 53N E OF 51W WINDS 20 TO 30 KT. SEAS TO 3 M.
.SYNOPSIS AND FORECAST.
.LOW 42N35W 1005 MB MOVING SE 05 KT. WITHIN 360 NM S AND 540 NM
SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW E OF AREA 41N31W 1010 MB. FROM 32N TO 48N E
OF 40W WINDS LESS THAN 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW AND CONDITIONS E OF AREA.
.LOW 45N58W 1003 MB MOVING NE 10 KT. BETWEEN 180 NM AND 600 NM SE
QUADRANT WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M.
.24 HOUR FORECAST LOW 48N53W 1008 MB. WITHIN 300 NM NE QUADRANT
WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED WITH LOW 47N46W IN
WARNINGS SECTION ABOVE.
.24 HOUR FORECAST NEW LOW 38N73W 1000 MB. WITHIN 240 NM SE AND
360 NM S QUADRANTS WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER NEAR 41N70W 1002
MB. WITHIN 300 NM OF LOW CENTER...AND WITHIN 180 NM EITHER SIDE
OF A LINE FROM 40N50W TO 31N70W WINDS 20 TO 30 KT. SEAS 2.5 TO
3.5 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 49N
BETWEEN 46W AND 60W...AND NW OF A LINE FROM 56N60W TO 66N54W.
.24 HOUR FORECAST DENSE FOG FROM 42N TO 52N BETWEEN 42W AND
56W...FROM 36N TO 45N W OF 67W...AND N OF 54N W OF 53W.
.48 HOUR FORECAST DENSE FOG FROM 44N TO 53N E OF 54W...FROM 40N
TO 44N W OF 64W...AND NW OF A LINE FROM 55N57W TO 65N52W.
.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 1200 UTC TUE JUL 28.
24 HOUR FORECAST VALID 1200 UTC WED JUL 29.
48 HOUR FORECAST VALID 1200 UTC THU JUL 30.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC 06 HOUR FORECAST N OF 28N E OF 72W TO A LINE FROM 31N63W TO
28N68W S TO SW WINDS 20 TO 25 KT. SEAS BUILDING TO 2.5 M.
.24 HOUR FORECAST N OF 28N E OF 74W TO A LINE FROM 31N62W TO
28N70W S TO SW WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M E OF 70W.
.48 HOUR FORECAST N OF 29N E OF 74W TO A LINE FROM 31N65W TO
29N70W
S TO SW WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M E OF 71W.
.CARIBBEAN 12 HOUR FORECAST FROM 11N TO 13N BETWEEN 70W AND
75W...
INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS
LESS THAN 2.5 M.
.24 HOUR FORECAST FROM 11N TO 15N BETWEEN 70W AND 78W...INCLUDING
THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO
3.0 M.
.48 HOUR FORECAST FROM 11N TO 18N E OF 80W...INCLUDING THE GULF
OF
VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M...EXCEPT
3.0 TO 4.0 M FROM 11N TO 13N BETWEEN 75W AND 78W. ELSEWHERE FROM
10N
TO 11N E OF 78W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE
SWELL.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER GR. NATIONAL HURRICANE CENTER.
$$