HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC SAT AUG 08 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 AUG 08.
24 HOUR FORECAST VALID 1200 UTC AUG 09.
48 HOUR FORECAST VALID 1200 UTC AUG 10.
.WARNINGS.
...GALE WARNING...
.LOW 44N43W 1000 MB MOVING NE 15 KT. FROM 34N TO 47N E OF 52W
WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW 48N36W 997 MB. FROM 39N TO 55N E OF 50W
WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.36 HOUR FORECAST LOW JUST E OF AREA NEAR 50N33W 992 MB. FROM
48N TO 54N E OF 40W WINDS 25 TO 35 KT. SEAS 3 TO 5 M.
.48 HOUR FORECAST LOW JUST E OF AREA NEAR 52N33W 988 MB.FROM 44N
TO 56N E OF 40W WINDS 25 TO 40 KT. SEAS 3.5 TO 5.5 M. ELSEWHERE
FROM 44N TO 57N E OF 44W WINDS TO 25 KT. SEAS 2.5 TO 4 M.
.SYNOPSIS AND FORECAST.
.FROM 57N TO 64N E OF 38W AREA OF N WINDS TO 25 KT. SEAS 2.5 TO
4 M IN N SWELL.
.24 HOUR FORECAST FROM 55N TO 60N E OF 49W AND FROM 60N TO 62N E
OF GREENLAND WINDS LESS THAN 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST CONDITIONS DIMINISHED.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 40N TO 45N
BETWEEN 62W AND 71W...FROM 43N TO 50N BETWEEN 57W AND
62W...INCLUDING THE E GULF OF SAINT LAWRENCE...W AND NW OF A
LINE FROM 50N47W TO 59N61W TO THE COAST OF NEWFOUNDLAND AND
LABRADOR...FROM 45N TO 53N E OF 48W AND FROM 65N TO 67N BETWEEN
55W AND 59W.
.24 HOUR FORECAST DENSE FOG WITHIN 300 NM NW AND N OF A LINE
FROM 40N70W TO 46N53W...W AND NW OF A LINE FROM 51N49W TO 61N60W
TO THE CPAST PF LABRADOR...WITHIN 60 NM W OF THE W GREENLAND
COAST FROM 60N TO 62N...FROM 60N TO 64N W OF 60W AND OF 64N W OF
GREENLAND.
.48 HOUR FORECAST CONDITIONS IMPROVED.
.FORECASTER FUTTERMAN. 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 1200 UTC SAT AUG 8.
24 HOUR FORECAST VALID 1200 UTC SUN AUG 9.
48 HOUR FORECAST VALID 1200 UTC MON AUG 10.
.WARNINGS.
...GALE WARNING...
.CARIBBEAN WITHIN 15N71W TO 16N78W TO 14N81W TO 11N80W TO 10N76W
TO 12N70W TO 15N71W...INCLUDING THE GULF OF VENEZUELA... NE TO E
WINDS 20 TO 30 KT. SEAS 2.5 TO 4.0 M.
.12 HOUR FORECAST WITHIN 12N74W TO 12N75W TO 11.5N75.5W TO
11N75.5W TO 11N74.5W TO 11.5N74W TO 12N74W NE TO E WINDS 30 TO 35
KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN 18N73W TO 14N79W TO
11N79W TO 10N76W TO 13N69W TO 18N73W...INCLUDING THE GULF OF
VENEZUELA... NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
REMAINDER OF AREA WITHIN 17N71W TO 18N73W TO 15N80W TO 11N82W TO
09N80W TO 12N69W TO 17N71W... WINDS 20 KT OR LESS. SEAS 2.5 TO
4.0 M IN E SWELL.
.21 HOUR FORECAST WITHIN 18N71W TO 17N74W TO 15N79W TO 11N79W TO
10N76W TO 12N69W TO 18N71W...INCLUDING THE GULF OF VENEZUELA...
NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN
17N71W TO 18N73W TO 13N81W TO 10N80W TO 12N69W TO 17N71W... WINDS
20 KT OR LESS. SEAS 2.5 TO 4.0 M IN E SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 18N71W TO 18N77W TO 16N81W TO 11N79W TO
10N76W TO 13N69W TO 18N71W...INCLUDING THE GULF OF VENEZUELA...
E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.SYNOPSIS AND FORECAST.
.ATLC AND CARIBBEAN 06 HOUR FORECAST WITHIN 21N72W TO 21N74W TO
20N74W TO 20N73W TO 20N72W TO 20N70W TO 21N72W E WINDS 20 TO 25
KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 21N71W TO 21N73W TO 20N75W TO 19N74W TO
20N73W TO 20N70W TO 21N71W WINDS 20 TO 25 KT. SEAS LESS THAN 2.5
M.
.48 HOUR FORECAST WITHIN 20N71W TO 21N72W TO 21N74W TO 20N75W TO
20N73W TO 20N71W 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 ADAMS. NATIONAL HURRICANE CENTER.