HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC TUE AUG 04 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC AUG 04.
24 HOUR FORECAST VALID 1800 UTC AUG 05.
48 HOUR FORECAST VALID 1800 UTC AUG 06.
.WARNINGS.
...GALE WARNING...
.LOW 53N64W 992 MB MOVING SE 20 KT. FROM 46N TO 51N BETWEEN 58W
AND 67W WINDS 25 TO 40 KT. SEAS 2.5 TO 4 M. ELSEWHERE FROM 44N
TO 58N BETWEEN 50W AND 70W WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 49N54W 1002 MB. FROM 42N TO 50N BETWEEN
50W AND 63W...ALSO FROM 43N TO 53N BETWEEN 43W AND 48W WINDS 20
TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW 46N50W 1007 MB. FROM 39N TO 49N BETWEEN
50W AND 55W...ALSO FROM 41N TO 50N BETWEEN 40W AND 45W WINDS TO
25 KT. SEAS TO 2.5 M.
.SYNOPSIS AND FORECAST.
.LOW 63N36W 1012 MB MOVING E 5 KT. FROM 56N TO 60N E OF 41W
WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW E OF AREA. FROM 53N TO 58N E OF 41W WINDS
20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW E OF AREA. N OF 62N E OF GREENLAND WINDS
20 TO 30 KT. SEAS TO 3 M.
.LOW E OF AREA NEAR 41N32W 1013 MB NEARLY STATONARY. FROM 40N TO
46N E OF 40W WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW E OF AREA WITH CONDITIONS DIMINISHED.
.24 HOUR FORECAST N OF 64N W OF GREENLAND WINDS 20 TO 30 KT.
SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST N OF 64N W OF GREENLAND WINDS 20 TO 30 KT.
SEAS TO 3 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 52N TO 61N W
OF 50W.
.24 HOUR FORECAST DENSE FOG FROM 55N TO 60N W OF 56W...ALSO FROM
56N TO 58N BETWEEN 40W AND 51W.
.48 HOUR FORECAST DENSE FOG FROM 59N TO 61N W OF 61W.
.FORECASTER SHAW. 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 1800 UTC TUE AUG 4.
24 HOUR FORECAST VALID 1800 UTC WED AUG 5.
48 HOUR FORECAST VALID 1800 UTC THU AUG 6.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC AND CARIBBEAN 03 HOUR FORECAST WITHIN 20.5N70.5W TO
20.5N71W TO 20.5N72W TO 20N72W TO 20N70.5W TO 20.5N70.5W NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST WITHIN 20N73.5W TO 20N73W TO 20N73.5W TO
20N75W TO 19.5N75W TO 19N74W TO 20N73.5W...INCLUDING THE WINDWARD
PASSAGE...NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.ATLC 18 HOUR FORECAST TROUGH FROM 27N65W TO 22N66W. WITHIN
27N58W TO 27N63W TO 26N65W TO 24N64W TO 24N60W TO 25N58W TO
27N58W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST TROUGH FROM 29N77W TO 24N77W. WITHIN 28N70W
TO 29N71W TO 29N74W TO 27N74W TO 26N73W TO 26N71W TO 28N70W WINDS
20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E TO SE SWELL.
.CARIBBEAN WITHIN 14N70W TO 15N73W TO 15N78W TO 13N78W TO 11N77W
TO 11N70W TO 14N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 15N71W TO 14N74W TO 12N73W TO 12N72W TO
11N71W TO 12N69W TO 15N71W...INCLUDING THE GULF OF VENEZUELA...
NE TO E WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.