HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC MON AUG 31 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 AUG 31.
24 HOUR FORECAST VALID 0600 UTC SEP 01.
48 HOUR FORECAST VALID 0600 UTC SEP 02.
.WARNINGS.
...GALE WARNING...
.COMPLEX LOW WITH MAIN CENTER 56N55W 994 MB MOVING E 15 KT. FROM
54N TO 58N W OF 58W WINDS 25 TO 35 KT. SEAS 3 TO 4 M. ELSEWHERE
WITHIN 240 NM SW AND W SEMICIRCLES...AND WITHIN 180 NM N OF A
LINE FROM 56N35W TO 58N50W TO 57N55W WINDS TO 25 KT. SEAS TO 3.5
M...HIGHEST NEAR 59N51W.
.24 HOUR FORECAST LOW 55N42W 998 MB.FROM 48N TO 66N BETWEEN 49W
AND 56W...WITHIN 300 NM W AND NW QUADRANTS AND WITHIN 90 NM E OF
GREENLAND WINDS 20 TO 30 KT. SEAS TO 3 M...HIGHEST NEAR 61N54W.
.36 HOUR FORECAST LOW 56N39W 995 MB. FROM 57N TO 62N BETWEEN 41W
AND 45W WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER E OF AREA NEAR
58N32W 988 MB. FROM 56N TO 63N BETWEEN 39W AND 43W WINDS 25 TO
35 KT. SEAS 2.5 TO 4 M. ELSEWHERE WITHIN 660 NM SW AND 420 NM W
QUADRANTS AND N OF 58N BETWEEN 36W AND 45W WINDS 20 TO 30 KT.
SEAS TO 3 M.
...GALE WARNING...
.LOW 48N56W 1005 MB MOVING E 15 KT. WITHIN 240 NM SE OF A LINE
FROM 46N59W TO 42N68W WINDS 20 TO 30 KT. SEAS LESS THAN 5 M.
.12 HOUR FORECAST LOW 47N55W 1002 MB. FROM 43N TO 46N BETWEEN
54W AND 58W WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER NEAR 47N46W 1002
MB. WITHIN 240 NM S AND SW QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5
TO 4 M. ELSEWHERE WITHIN 540 NM SE...600 NM S AND 420 NM SW
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY COMPLEX LOW
58N32W ABOVE.
.SYNOPSIS AND FORECAST.
.LOW 48N33W 1004 MB MOVING NE 20 KT. WITHIN 420 NM S AND SW
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW AND CONDITIONS E OF AREA..
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 55N TO 58N
BETWEEN 56W AND 59W...AND FROM 54N TO 56N E OF 40W.
.24 HOUR FORECAST DENSE FOG N OF 64N E OF 38W.
.48 HOUR FORECAST DENSE FOG FROM 62N TO 64N BETWEEN 36W AND 38W.
.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 0600 UTC MON AUG 31.
24 HOUR FORECAST VALID 0600 UTC TUE SEP 1.
48 HOUR FORECAST VALID 0600 UTC WED SEP 2.
.WARNINGS.
NONE.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 19N62W TO 20N65W TO 16N65W TO 15N62W TO 15N61W TO
17N61W TO 19N62W E TO SE WINDS 20 TO 25 KT. SEAS 2.5 M. ELSEWHERE
WITHIN 22N62W TO 25N65W TO 23N70W TO 20N70W TO 18N66W TO 15N61W
TO 22N62W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E TO SE
SWELL.
.24 HOUR FORECAST WITHIN 26N69W TO 27N72W TO 26N74W TO 23N72W TO
22N70W TO 24N68W TO 26N69W WINDS 20 KT OR LESS. SEAS 2.5 M.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.CARIBBEAN WITHIN 12N74W TO 13N76W TO 13N77W TO 11N77W TO 10N76W
TO 11N74W TO 12N74W WINDS 20 KT OR LESS. SEAS 2.5 M.
.24 HOUR FORECAST WITHIN 14N69W TO 15N71W TO 14N73W TO 12N74W TO
11N68W TO 13N67W TO 14N69W...INCLUDING THE GULF OF VENEZUELA...E
WINDS 20 TO 25 KT. SEAS 2.5 M.
.48 HOUR FORECAST LITTLE CHANGE.
.GULF OF AMERICA...
.LOW PRES...INVEST AL97...NEAR 27N91W 1012 MB. WITHIN 28N89W TO
30N90W TO 30N92W TO 28N92W TO 27N91W TO 27N89W TO 28N89W WINDS
20 TO 30 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LOW PRES...INVEST AL97...POSSIBLE TROPICAL
CYCLONE...NEAR 29N94W 1009 MB. WITHIN WITHIN 29N91W TO
30N92W TO 30N94W TO 30N95W TO 28N92W TO 29N91W WINDS 20 TO 30
KT. SEAS 2.5 TO 3.0 M.
.42 HOUR FORECAST LOW PRES N OF AREA. 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.