814=20
FZNT01 KWBC 240938
HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC SUN AUG 24 2025
CCODE/2:31:04:01:00/AOE/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS=20
SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE=20
HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE=20
MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.=20
ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE=20
NATIONAL WEATHER SERVICE. EMAIL US AT=20
VOSOPS@NOAA.GOV(LOWERCASE).
FOR INFORMATION ON ATLANTIC ICEBERGS SEE INFORMATION FROM NORTH
ATLANTIC ICE SERVICE AT
https://urldefense.com/v3/__HTTPS://OCEAN.WEATHER.G= OV/ATL_TAB.PHP__;!!DZ3fjg!4cWIT3XrJ5_RXCNH_mW_uTSSFQz5y8OHJY61cFbDvmGkKaB4H= C1FUdKIAzgObNNCOj0eWPdorHOvPN8C9yw2YZ2TtMI$=20
(ALL LOWERCASE).
FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE=20
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 24.=20
24 HOUR FORECAST VALID 0600 UTC AUG 25.
48 HOUR FORECAST VALID 0600 UTC AUG 26.
.WARNINGS.
...HURRICANE FORCE WIND WARNING...=20
.LOW 49N35W 959 MB MOVING NE 30 KT. WITHIN 180 NM SW SEMICIRCLE
WINDS 60 TO 80 KT. SEAS 5 TO 11 M...HIGHEST BETWEEN 120 NM AND
180 NM S QUADRANT. ELSEWHERE WITHIN 240 NM NW QUADRANT AND 360 NM
S SEMICIRCLE WINDS 40 TO 60 KT. SEAS 6 TO 12 M...HIGHEST NEAR
45N40W...EXCEPT IN NW QUADRANT SEAS 2.5 TO 6 M. ELSEWHERE WITHIN
480 NM NW QUADRANT AND 660 NM S SEMICIRCLE WINDS 25 TO 40 KT.
SEAS 4 TO 10 M...HIGHEST WITHIN 360 NM SW QUADRANT OF
LOW...EXCEPT SEAS 2.5 TO 5.5 M IN NW QUADRANT. ELSEWHERE WITHIN
AN AREA BOUNDED BY A LINE FROM 31N35W TO 31N79W TO 40N71W TO
47N53W TO 54N53W TO 54N35W TO 31N35W WINDS TO 25 KT. SEAS 2.5 TO
8 M...HIGHEST WITHIN 780 NM SW QUADRANT OF LOW.
.24 HOUR FORECAST LOW WELL E OF AREA 55N24W 956 MB. FROM 49N TO
56N BETWEEN 38W AND 35W WINDS 30 TO 40 KT. SEAS 4 TO 6.5 M.
ELSEWHERE WITHIN AN AREA BOUNDED BY A LINE FROM 45N35W TO 45N40W
TO 59N47W TO 59N35W TO 45N35W WINDS 20 TO 30 KT. SEAS 2.5 TO 5 M.
ELSEWHERE WITHIN AN AREA BOUNDED BY A LINE FROM 31N35W TO 31N56W
TO 47N47W TO 60N59W TO 60N35W TO 31N35W WINDS LESS THAN 25 KT.
SEAS 2.5 TO 5.5 M...HIGHEST FROM 43N TO 45N BETWEEN 36W AND 35W.
.48 HOUR FORECAST LOW WELL E OF AREA. FROM 55N TO 60N BETWEEN 37W
AND 35W WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M. ELSEWHERE WITHIN AN
AREA BOUNDED BY A LINE FROM 44N35W TO 49N45W TO 62N53W TO 66N35W
TO 44N35W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE WITHIN
AN AREA BOUNDED BY A LINE FROM 31N35W TO 31N43W TO 44N40W TO
49N45W TO 44N35W TO 31N35W WINDS LESS THAN 25 KT. SEAS TO 3 M.=20=20
...TROPICAL STORM WARNING...
.SEE PART 2 BELOW FOR CONDITIONS ASSOCIATED WITH TROPICAL STORM
FERNAND S OF 31N.=20
.24 HOUR FORECAST TROPICAL STORM FERNAND NEAR 33.6N 59.1W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 60 NM NE QUADRANT...80 NM SE QUADRANT...30 NM SW
QUADRANT...AND 0 NM NW QUADRANT. SEAS 4 M OR GREATER
WITHIN 110 NM SE QUADRANT WITH SEAS TO 5 M. ELSEWHERE WITHIN 180
NM EITHER SIDE OF A LINE FROM 31N60W TO 37N56W WINDS 20 TO 33 KT.
SEAS TO 4 M.
.48 HOUR FORECAST TROPICAL STORM FERNAND NEAR 38.2N 56.2W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE
WINDS WITHIN 50 NM NE QUADRANT...80 NM SE QUADRANT...40 NM SW
QUADRANT...AND 20 NM NW QUADRANT. SEAS 4 M OR GREATER
WITHIN 70 NM SW AND 150 NM SE QUADRANTS WITH SEAS TO 5 M.
ELSEWHERE FROM 34N TO 43N BETWEEN 59W AND 52W WINDS 20 TO 33 KT.
SEAS TO 4 M.
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND
INTENSITY.
=20
...GALE WARNING...=20
.FROM 63N TO 67N BETWEEN 57W AND 53W AREA OF N WINDS 30 TO 40 KT.
SEAS 2.5 TO 4.5 M. ELSEWHERE WITHIN AN AREA BOUNDED BY A LINE
FROM 54N49W TO 54N53W TO 58N62W TO 67N59W TO 67N53W TO 60N47W TO
54N49W AREA OF N TO NW WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M.
.24 HOUR FORECAST FROM 60N TO 66N BETWEEN 58W AND THE W COAST OF
GREENLAND AREA OF N TO NW WINDS 20 TO 30 KT. SEAS TO 3 M.=20
.48 HOUR FORECAST CONDITIONS MERGED WITH HURRICANE FORCE WIND
WARNING ABOVE.
...GALE WARNING...
.24 HOUR FORECAST NEW LOW NEAR 38N72W 1007 MB. FROM 36N TO 39N
BETWEEN 73W AND 67W...AND WITHIN 180 NM SE OF A LINE FROM 31N76W
TO 36N72W...WINDS 20 TO 30 KT. SEAS TO 3 M.
.36 HOUR FORECAST LOW 42N69W 1006 MB. FROM 39N TO 42N BETWEEN 66W
AND 63W WINDS 25 TO 35 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW 45N63W 1004 MB. FROM 43N TO 49N BETWEEN 63W
AND 54W WINDS 20 TO 30 KT. SEAS TO 3 M. ELSEWHERE FROM 37N TO 43N
BETWEEN 66W AND 59W WINDS TO 25 KT. SEAS TO 3 M.
.SYNOPSIS AND FORECAST.
.LOW 62N39W 993 MOVING S 10 KT TURNING SE AND DISSIPATING AFTER
12 HOURS. BETWEEN THE E COAST OF GREENLAND AND A FRONT FROM LOW
CENTER TO 63N39W TO 65N35W WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW DISSIPATED. N OF 63N BETWEEN 40W AND 35W
AREA OF NE WINDS 20 TO 30 KT. SEAS TO 3.5 M.=20
.48 HOUR FORECAST CONDITIONS MERGED WITH HURRICANE FORCE WIND
WARNING ABOVE.
.IN THE GULF OF SAINT LAWRENCE W OF 60W S OF 49N AREA OF SW WINDS
20 TO 30 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST NEW LOW 53N56W 1007 MB. WITHIN AN AREA BOUNDED
BY A LINE FROM 48N48W TO 48N64W TO 53N55W TO 48N48W WINDS 20 TO
30 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW DISSIPATED. CONDITIONS MERGED WITH
HURRICANE FORCE WIND WARNING ABOVE.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 60N TO 63N W OF
62W.
.24 HOUR FORECAST DENSE FOG N OF 59N W OF 60W.
.48 HOUR FORECAST DENSE FOG NW OF A LINE FROM 60N64W TO
64N54W...AND FROM 42N TO 44N BETWEEN 67W AND 63W.
.FORECASTER CONNELLY. 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 0600 UTC SUN AUG 24.
24 HOUR FORECAST VALID 0600 UTC MON AUG 25.
48 HOUR FORECAST VALID 0600 UTC TUE AUG 26.
.WARNINGS.
...ATLC TROPICAL STORM WARNING...
.TROPICAL STORM FERNAND NEAR 29.7N 60.7W 1010 MB AT 0900 UTC AUG
24 MOVING NNE OR 015 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 35 KT
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM OF CENTER
EXCEPT 90 NM SE QUADRANT. SEAS 4 M OR GREATER WITHIN 0 NM OF=20
CENTER EXCEPT 105 NM SE QUADRANT WITH SEAS TO 5.0 M. ELSEWHERE
WITHIN 30N59W TO 31N59W TO 30N62W TO 28N62W TO 27N60W TO 27N59W=20
TO 30N59W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M.
.24 HOUR FORECAST TROPICAL STORM FERNAND NEAR 33.6N 59.1W.=20
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE=20
WINDS AND SEAS 4 M OR GREATER N OF AREA. EXCEPT AS NOTED=20
BELOW...OVER FORECAST WATERS WINDS 20 KT OR LESS. SEAS LESS THAN=20
2.5 M.
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.
.SYNOPSIS AND FORECAST.
.ATLC EXCEPT AS NOTED ABOVE...WITHIN 31N39W TO 30N59W TO 31N74W=20
TO 23N70W TO 23N61W TO 28N43W TO 31N39W WINDS 20 KT OR LESS. SEAS
2.5 TO 4.0 M IN NW TO N SWELL...EXCEPT N TO NE SWELL W OF 63W.
.24 HOUR FORECAST WITHIN 31N35W TO 31N60W TO 23N46W TO 24N35W TO
31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NW TO N SWELL...
EXCEPT N TO NE SWELL W OF 55W.
.48 HOUR FORECAST WITHIN 31N35W TO 31N39W TO 30N38W TO 28N35W TO
31N35W WINDS 20 KT OR LESS. SEAS TO 2.5 M IN NW TO N SWELL.
.ATLC AND CARIBBEAN LOW PRES...AL99...NEAR 12.5N54W 1010 MB.=20
WITHIN 15N52W TO 15N53W TO 15N54W TO 14N55W TO 13N53W TO 13N52W=20
TO 15N52W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN=20
15N49W TO 17N51W TO 16N54W TO 15N55W TO 13N55W TO 13N50W TO=20
15N49W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.=20
TROPICAL CYCLONE FORMATION POSSIBLE.
.24 HOUR FORECAST LOW PRES...AL99...POSSIBLE TROPICAL CYCLONE...
NEAR 13N62W 1008 MB. WITHIN 15N61W TO 17N62W TO 17N64W TO=20
15N64W TO 13N63W TO 14N61W TO 15N61W...INCLUDING ATLANTIC=20
EXPOSURES AND IN PASSAGES AND ATLANTIC EXPOSURES...WINDS 20 TO=20
30 KT. SEAS LESS THAN 2.5 M. WITHIN 20N56W TO 20N60W TO 19N63W=20
TO 14N60W TO 13N57W TO 15N54W TO 20N56W...INCLUDING ATLANTIC=20
EXPOSURES AND IN PASSAGES AND ATLANTIC EXPOSURES...WINDS 20 KT=20
OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.48 HOUR FORECAST LOW PRES...AL99...POSSIBLE TROPICAL CYCLONE...
NEAR 14N71W 1007 MB. WITHIN 16N66W TO 18N67W TO 19N70W TO=20
18N73W TO 14N75W TO 14N67W TO 16N66W WINDS 20 TO 30 KT. SEAS 2.5
TO 3.0 M.
.ATLC 12 HOUR FORECAST WITHIN 31N72W TO 31N78W TO 28N76W TO
28N74W TO 31N72W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE
SWELL.
.24 HOUR FORECAST WITHIN 31N70W TO 31N77W TO 29N76W TO 29N74W TO
31N70W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS=20
LESS THAN 2.5 M.
.ATLC 36 HOUR FORECAST WITHIN 20.5N70.5W TO 20.5N71.5W TO
20.5N72W TO 20N72W TO 20N71.5W TO 20N70.5W TO 20.5N70.5W E WINDS
20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 20N71W TO 21N72W TO 21N74W TO 20N74W TO
20N73W TO 20N72W TO 20N71W...INCLUDING THE APPROACH TO THE
WINDWARD PASSAGE...E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.CARIBBEAN WITHIN 14N69W TO 15N71W TO 14N74W TO 12N74W TO 11N71W
TO 12N69W TO 14N69W...INCLUDING THE GULF OF VENEZUELA...E WINDS=20
20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 14N73W TO 14N77W TO 11N76W TO 11N73W TO
10N72W TO 12N70W TO 14N73W...INCLUDING THE GULF OF VENEZUELA...=20
E WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M...EXCEPT 2.5 TO 3.5 M
FROM 11N TO 14N BETWEEN 72W AND 76.5W.
.48 HOUR FORECAST WITHIN 12N70W TO 13N75W TO 13N77W TO 11N76W TO
11N74W TO 10N71W TO 12N70W...INCLUDING THE GULF OF VENEZUELA...=20
NE TO E WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M...EXCEPT 2.5 TO
3.0 M FROM 11N TO 13N BETWEEN 73.5W AND 76.5W.
.CARIBBEAN WITHIN 17N87W TO 16N88W TO 16N87W TO 16N86W TO
17N87W...INCLUDING NEAR THE GULF OF HONDURAS...E WINDS 20 TO 25=20
KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS=20
LESS THAN 2.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.
$$
=3D =3D =3D =3D =3D =3D =3D
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