HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC SUN AUG 09 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 AUG 09.
24 HOUR FORECAST VALID 0000 UTC AUG 10.
48 HOUR FORECAST VALID 0000 UTC AUG 11.
.WARNINGS.
...GALE WARNING...
.LOW 43N39W 999 MB MOVING NE 20 KT. FROM 32N TO 50N E OF 50W
WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW E OF AREA NEAR 49N33W 992 MB. WITHIN 420 NM
NW SEMICIRCLE WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M. ELSEWHERE FROM
35N TO 58N E OF 46W WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.48 HOUR FORECAST LOW E OF AREA NEAR 51N32W 990 MB. WITHIN 360 NM
W SEMICIRCLE WINDS 25 TO 35 KT. SEAS 3 TO 5 M. ELSEWHERE FROM 45N
TO 58N E OF 44W WINDS 20 TO 30 KT. SEAS TO 3 M. ALSO FROM 41N TO
58N E OF 49W WINDS LESS THAN 25 KT. SEAS TO 3.5 M.
.SYNOPSIS AND FORECAST.
.FROM 52N TO 55N E OF 45W WINDS TO 25 KT. SEAS TO 2.5 M.
ELSEWHERE N OF 55N E OF 47W WINDS LESS THAN 25 KT. SEAS TO 3
M...HIGHEST NEAR 35W.
.24 HOUR FORECAST FROM 59N TO 60N BETWEEN 40W AND 44W AND N OF
65N E OF GREENLAND WINDS TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST CONDITIONS DIMINISHED.
.FROM 35N TO 41N W OF 67W SW TO W WINDS TO 25 KT. SEAS LESS THAN
2.5 M.
.24 HOUR FORECAST FROM 36N TO 42N BETWEEN 50W AND 72W AREA OF SW
TO W WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST FROM 34N TO 41N E OF 65W AREA OF SW TO W WINDS
TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST W OF A LINE FROM 51N500W TO 57N50W TO 62N65W
WINDS TO 25 KT. SEAS TO 2.5 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 46N
BETWEEN 62W AND 69W AND FROM 43N TO 52N E OF 46W.
.24 HOUR FORECAST DENSE FOG FROM 43N TO 51N BETWEEN 64W AND
67W...FROM 49N TO 52N E OF 38W...WITHIN 90 NM W OF THE GREENLAND
COAST FROM 63N TO 65N...AND 65N TO 67N W OF 60W.
.48 HOUR FORECAST DENSE FOG W OF A LINE FROM 55N56W TO 61N63W...N
OF 65N W OF 56W...AND WITHIN 60 NM N OF A LINE FROM 61N48W TO
61N57W.
.FORECASTER JOSEPH. 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 SUN AUG 9.
24 HOUR FORECAST VALID 0000 UTC MON AUG 10.
48 HOUR FORECAST VALID 0000 UTC TUE AUG 11.
.WARNINGS.
...CARIBBEAN GALE WARNING...
.WITHIN 12N74W TO 12N75W TO 11.5N75.5W TO 11N75.5W TO
11N74.5W TO 11.5N74W TO 12N74W NE TO E WINDS 25 TO 35 KT. SEAS
2.5 TO 3.5 M. ELSEWHERE WITHIN 15N72W TO 14N76W TO 12N77W TO
11N72W TO 12N70W TO 15N72W...INCLUDING THE GULF OF
VENEZUELA...NE TO E
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. REMAINDER OF AREA WITHIN
13N77W TO 15N75W TO 14N80W TO 11N82W TO 10N80W TO 10N76W TO
13N77W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.
.09 HOUR FORECAST WITHIN 14N71W TO 15N74W TO 14N79W TO 12N81W TO
10N77W TO 14N71W NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 4.0 M.
.24 HOUR FORECAST WITHIN 13N70W TO 13N75W TO 11N75W TO 12N73W TO
11N72W TO 11N70W TO 13N70W...INCLUDING THE GULF OF VENEZUELA...
NE TO E WINDS 20 TO 30 KT. SEAS TO 2.5 M. WITHIN 15N76W TO 15N78W
TO 14N80W TO 11N81W TO 10N78W TO 12N76W TO 15N76W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.0 M. WITHIN 18N71W TO 18N72W TO 17N73W TO
16N72W TO 16N71W TO 17N71W TO 18N71W E WINDS 20 TO 25 KT. SEAS
LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 17N72W TO 16N76W TO 13N79W TO 11N79W TO
11N71W TO 12N69W TO 17N72W...INCLUDING THE GULF OF VENEZUELA...
NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.SYNOPSIS AND FORECAST.
.ATLC AND CARIBBEAN WITHIN 21N71W TO 22N73W TO 21N74W TO 20N73W
TO 20N71W TO 21N71W E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 21N72W TO 21N73W TO 20N74W TO 19N75W TO
20N72W TO 20N71W TO 21N72W NE TO E WINDS 20 TO 25 KT. SEAS LESS
THAN 2.5 M.
.48 HOUR FORECAST WITHIN 21N72W TO 21N74W TO 20N75W TO 19N73W TO
20N72W TO 20N71W TO 21N72W NE TO E WINDS 20 TO 25 KT. SEAS LESS
THAN 2.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER ERA. NATIONAL HURRICANE CENTER.
$$