275
FZNT01 KWBC 111104 CCA
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV...CORRECTED...ADD PART II
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC SAT OCT 11 2025

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

FROM OCTOBER 15 TO APRIL 1, DUE TO THE CLIMATOLOGY OF THE NORTH
ATLANTIC AND THE FREQUENCY AND VOLUME OF WEATHER HAZARDS, ALONG
WITH CUSTOMER FEEDBACK, HIGH SEAS FORECASTS WILL BE LIMITED TO
WINDS OF 25 TO 35 KNOTS AND HIGHER, AND SEAS OF 4 METERS OR
GREATER, ALONG WITH FREEZING SPRAY, DENSE FOG, VOLCANIC ASH,
AND ANYTHING TROPICAL (INCLUDING A DEPRESSION). LESSER
CONDITIONS WILL BE INCLUDED FOR WARNING CONDITIONS AND TO
PRESERVE CONTINUITY WHERE APPROPRIATE.

SECURITE

NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 0600 UTC OCT 11.
24 HOUR FORECAST VALID 0600 UTC OCT 12.
48 HOUR FORECAST VALID 0600 UTC OCT 13.

.WARNINGS.

...TROPICAL STORM WARNING...
.24 HOUR FORECAST TROPICAL STORM JERRY JUST S OF AREA NEAR 29.0N
62.6W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM
FORCE WINDS WITHIN 0 NM W SEMICIRCLE...130 NM NE QUADRANT AND
140 NM SE QUADRANT. SEAS 4 M OR GREATER WITHIN 275 NM NE
QUADRANT...210 NM SE QUADRANT...90 NM SW QUADRANT...AND 150 NM
NW QUADRANT WITH SEAS TO 6.5 M. ELSEWHERE FROM 31N TO 36N
BETWEEN 55W AND 67W WINDS 20 TO 33 KT. SEAS TO 4 M.
.48 HOUR FORECAST TROPICAL STORM JERRY NEAR 33.0N 60.6W. MAXIMUM
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS
WITHIN 90 NM NE QUADRANT...100 NM SE QUADRANT...30 NM SW
QUADRANT...AND 0 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 90
NM NE AND SW QUADRANTS...180 NM SE AND 60 NM NW QUADRANTS WITH
SEAS TO 5.5 M. ELSEWHERE FROM 31N TO 37N BETWEEN 53W AND 62W
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.

...STORM WARNING...
.LOW 58N45W 985 MB MOVING NE 20 KT. FRONT EXTENDS FROM LOW TO
61N41W TO 62N35W. WITHIN 90 NM W...120 NM S AND 180 NM SE
QUADRANTS AND WITHIN 120 NM N OF FRONT BETWEEN 38W AND 44W WINDS
35 TO 50 KT. SEAS 4.5 TO 7 M. ALSO WITHIN 150 NM NW AND 240 NM
SE SEMICIRCLES AND WITHIN 180 NM N OF FRONT WINDS 25 TO 40 KT.
SEAS 2.5 TO 5 M. ELSEWHERE N OF A LINE FROM 54N35W TO 46N49W
WINDS TO 25 KT. SEAS TO 4.5 M...HIGHEST S QUADRANT.
.12 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 61N40W 997 MB AND A
NEW SECOND LOW 60N39W 997 MB. N OF 64N E OF GREENLAND WINDS 40
TO 50 KT. SEAS 4 TO 6 M. ELSEWHERE N OF 57N E OF 42W WINDS 25 TO
40 KT. SEAS 3.5 TO 6 M...HIGHEST NEAR 58N38W.
.24 HOUR FORECAST COMBINED LOW 64N37W 1008 MB. N OF 63N E OF
GREENLAND WINDS 20 TO 30 KT. SEAS 3 TO 5 M. OTHERWISE FROM 53N
TO 59N E OF 49W WINDS TO 25 KT. SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST LOW 65N35W 1012 MB. CONDITIONS DIMINISHED.

...STORM WARNING...
.LOW 43N40W 1008 MB MOVING NE 20 KT AND INTENSIFYING..THEN
TURNING MORE NW AFTER 24 HOURS. FRONT EXTENDS FROM LOW TO 38N42W
TO 32N58W. WITHIN 180 NM W QUADRANT AND WITHIN 180 NM NW OF
FRONT N OF 37N WINDS 25 TO 40 KT. SEAS 2.5 TO 4 M. ELSEWHERE
WITHIN 300 NM NW SEMICIRCLE...180 NM E QUADRANT AND WITHIN 300
NM NW OF FRONT AND WITHIN 240 NM SE OF FRONT N OF 35N WINDS TO
25 KT. SEAS TO 3 M.
.12 HOUR FORECAST LOW 46N36W 998 MB. WITHIN 90 NM SW SEMICIRCLE
WINDS 35 TO 50 KT. SEAS 3.5 TO 5.5 M. ELSEWHERE WITHIN 240 NM W
AND 180 NM E SEMICIRCLES WINDS 25 TO 40 KT. SEAS 3 TO 4 M.
.24 HOUR FORECAST LOW 49N36W 988 MB. WITHIN 120 NM S AND SW
SEMICIRCLES WINDS 40 TO 55 KT. SEAS 4.5 TO 7 M. ALSO FROM 45N TO
54N E OF 40W WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M...HIGHEST S OF
LOW. ELSEWHERE WITHIN 540 NM S...180 NM E AND W AND 360 NM N
QUADRANTS WINDS TO 25 KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW 54N40W 981 MB. WITHIN 300 NM SW AND 180 NM
NW QUADRANTS WINDS 40 TO 50 KT. SEAS 4.5 TO 8 M. ELSEWHERE
WITHIN 420 NM OF LOW EXCEPT 660 NM S QUADRANT WINDS 25 TO 40 KT.
SEAS 3.5 TO 6.5 M...HIGHEST S AND SW OF LOW.

...STORM WARNING...
.FROM 32N TO 35N BETWEEN 60W AND 81W AREA OF E TO NE WINDS 25 TO
35 KT. SEAS 3 TO 5 M. ELSEWHERE FROM 31N TO 38N W OF 57W WINDS
20 TO 30 KT. SEAS 2.5 TO 4 M.
.12 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 32N76W 1000 MB AND A
NEW SECOND LOW 31N66W 1007 MB. WITHIN 180 NM NW SEMICIRCLE OF
MAIN LOW...FROM 33N TO 36N W OF 70W AND WITHIN 240 NM NE AND 180
NM NW QUADRANTS OF SECOND LOW WINDS 25 TO 40 KT. SEAS 3 TO 5.5
M.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 33N77W 999 MB. FRONT
TO EXTEND FROM LOW TO 35N72W TO 34N63W. WITHIN 120 NM W
SEMICIRCLE AND WITHIN 240 NM N OF FRONT WINDS 25 TO 40 KT. SEAS
4 TO 6.5 M. ELSEWHERE FROM 31N TO 42N W OF 57W WINDS 20 TO 30
KT. SEAS 2.5 TO 4 M...EXCEPT N OF 41N SEAS TO 2.5 M.
.30 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 34N77W 997 MB.
FRONT TO EXTEND FROM 36N75W TO 38N70W TO 36N63W. WITHIN 150 NM N
OF FRONT BETWEEN 68W AND 74W WINDS 35 TO 50 KT. SEAS 4.5 TO 7.5
M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 37N74W 1001 MB.
FRONT TO EXTEND FROM 36N76W TO 40N70W TO 36N58W. WITHIN 240 NM N
OF THE FRONT WINDS 30 TO 45 KT. SEAS 4.5 TO 8 M. ELSEWHERE
WITHIN 360 NM N OF THE FRONT WINDS 20 TO 30 KT. SEAS 3 TO 6 M.

...GALE WARNING...
.LOW 65N63W 980 MB MOVING NE 05 KT. WITHIN 300 NM NE SEMICIRCLE
AND 240 NM S QUADRANT WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M.
ELSEWHERE N OF 45N W OF 50W WINDS 20 TO 30 KT. SEAS T0 2.5 M.
.24 HOUR FORECAST LOW 66N60W 994 MB. FROM 60N TO 67N W OF 53W
WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. ELSEWHERE N OF 58N W OF 50W
WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW 68N68W 1002 MB. WITHIN 360 NM SE QUADRANT
WINDS 20 TO 30 KT. SEAS TO 3 M. ELSEWHERE FROM 64N TO 65N
BETWEEN 55W AND 64W WINDS 20 TO 30 KT. SEAS TO 2.5 M.

...GALE WARNING...
.48 HOUR FORECAST NEW LOW 50N48W 1008 MB. FROM 44N TO 56N
BETWEEN 50W AND 56W WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 52N TO 61N
BETWEEN 35W AND 50W...AND N OF 61N W OF 58W.
.24 HOUR FORECAST DENSE FOG N OF 64N E OF GREENLAND...AND WITHIN
120 NM E OF A LINE FROM 63N51W TO 58N51W TO 50N57W.
.48 HOUR FORECAST DENSE FOG FROM 50N TO 56N BETWEEN 42W AND
47W...AND FROM 59N TO 61N BETWEEN 35W AND 37W.

.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 SAT OCT 11.
24 HOUR FORECAST VALID 0600 UTC SUN OCT 12.
48 HOUR FORECAST VALID 0600 UTC MON OCT 13.

.WARNINGS.

...ATLC TROPICAL STORM WARNING...
.TROPICAL STORM JERRY NEAR 24.5N 63.4W 1004 MB AT 0900 UTC OCT
11 MOVING N OR 05 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 50 KT
GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM W
SEMICIRCLE...150 NM NE QUADRANT AND 180 NM SE QUADRANT. SEAS 4 M
OR GREATER WITHIN 275 NM NE QUADRANT...210 NM SE QUADRANT...90
NM SW QUADRANT...AND 150 NM NW QUADRANT WITH SEAS TO 7 M.
ELSEWHERE WITHIN 28N62W TO 25N65W TO 23N65W TO 19N63W TO 20N61W
TO 24N59W TO 28N62W WINDS 20 TO 33 KT. SEAS 4 TO 6 M. REMAINDER
OF AREA WITHIN 25N57W TO 31N59W TO 28N69W TO 20N68W TO 18N63W TO
20N58W TO 25N57W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN MIXED
SWELL.
.24 HOUR FORECAST TROPICAL STORM JERRY NEAR 29.0N 62.6W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS
WITHIN 0 NM W SEMICIRCLE...130 NM NE QUADRANT AND 140 NM SE
QUADRANT. SEAS 4 M OR GREATER WITHIN 275 NM NE QUADRANT...210 NM
SE QUADRANT...90 NM SW QUADRANT...AND 150 NM NW QUADRANT WITH
SEAS TO 6.5 M. ELSEWHERE WITHIN 31N59W TO 30N62W TO 31N65W TO
27N62W TO 24N62W TO 26N59W TO 31N59W WINDS 20 TO 33 KT. SEAS 4
TO 5.5 M. REMAINDER OF AREA WITHIN 31N50W TO 31N81W TO 24N73W TO
25N66W TO 23N62W TO 31N50W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5
M IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM JERRY NEAR 33.0N 60.6W. MAXIMUM
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS
WITHIN 90 NM NE QUADRANT...100 NM SE QUADRANT...30 NM SW
QUADRANT...AND 0 NM NW QUADRANT. OVER FORECAST WATERS SEAS 4 M
OR GREATER N OF 27N BETWEEN 55W AND 65W WITH SEAS TO 5.5 M.
ELSEWHERE WITHIN 31N58W TO 31N62W TO 30N61W TO 30N60W TO 30N59W
TO 30N58W TO 31N58W WINDS 20 TO 30 KT. SEAS 4 TO 5.5 M.
REMAINDER OF AREA WITHIN 30N56W TO 31N53W TO 30N59W TO 31N64W TO
28N62W TO 27N60W TO 30N56W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5
M IN MIXED SWELL.

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 STATIONARY FRONT FROM 31N60W TO 1006 MB LOW PRES NEAR
27N80W. WITHIN 30N60W TO 31N69W TO 31N70W TO 31N81W TO 30N66W TO
28N62W TO 30N60W E TO NE WINDS 20 TO 30 KT. SEAS 3 TO 4 M.
ELSEWHERE WITHIN 31N67W TO 31N81W TO 28N81W TO 27N69W TO 31N67W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NE SWELL.
.24 HOUR FORECAST COLD FRONT FROM 31N77W TO 23N82W. WITHIN
31N73W TO 31N77W TO 27N75W TO 27N73W TO 28N72W TO 31N73W S TO SW
WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. LARGE SWELL REGION MERGED
WITH TROPICAL STORM JERRY DESCRIBED ABOVE.
.48 HOUR FORECAST DISSIPATING COLD FRONT FROM 31N70W TO 23N82W.
WITHIN 31N69W TO 31N80W TO 30N80W TO 30N74W TO 28N74W TO 29N70W
TO 31N69W WINDS 20 KT OR LESS. SEAS TO 2.5 IN SE SWELL.

.ATLC WITHIN 17N48W TO 18N50W TO 17N53W TO 14N53W TO 14N49W TO
17N48W WINDS 20 KT OR LESS. SEAS TO 2.5 M IN E SWELL.
.24 HOUR FORECAST WITHIN 17N54W TO 18N55W TO 18N56W TO 17N58W TO
15N56W TO 15N55W TO 17N54W WINDS 20 KT OR LESS. SEAS TO 2.5 M IN
E SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.GULF OF AMERICA WITHIN 29N83W TO 30N84W TO 29N88W TO 28N87W TO
27N84W TO 29N83W NE WINDS 20 TO 25 KT. SEAS TO 2.5 M. ELSEWHERE
WITHIN 29N83W TO 30N87W TO 28N92W TO 26N92W TO 24N88W TO 24N86W
TO 29N83W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL.
.24 HOUR FORECAST WITHIN 27N86W TO 27N87W TO 28N89W TO 27N91W TO
25N91W TO 25N87W TO 27N86W WINDS 20 KT OR LESS. SEAS TO 2.5 M IN
NE SWELL.
.30 HOUR FORECAST 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.