932
FZNT01 KWBC 101534
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC FRI OCT 10 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC OCT 10.
24 HOUR FORECAST VALID 1200 UTC OCT 11.
48 HOUR FORECAST VALID 1200 UTC OCT 12.

.WARNINGS.

...STORM WARNING...
.LOW 53N48W 991 MB MOVING NE 20 KT. FROM 47N TO 57N BETWEEN 39W
AND 55W WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE FROM 52N
TO 60N BETWEEN 35W AND 47W WINDS 20 TO 30 KT. SEAS TO 3 M.
.06 HOUR FORECAST LOW 54N46W 987 MB. FROM 52N TO 55N BETWEEN 41W
AND 50W WINDS 35 TO 50 KT. SEAS 3 TO 6 M.
.12 HOUR FORECAST LOW 57N46W 986 MB. WITHIN 120 NM W OF A LINE
FROM 61N39W TO 59N43W TO 58N47W WINDS 45 TO 60 KT. SEAS 3 TO 6
M.
.24 HOUR FORECAST LOW 60N41W 995 MB. N OF 64N E OF
GREENLAND...AND WITHIN 90 NM E OF A FRONT TO EXTEND FROM 64N38W
TO THE LOW TO 58N44W WINDS 40 TO 50 KT. SEAS 3 TO 6 M. ELSEWHERE
FROM 54N TO 66N BETWEEN 35W AND 46W WINDS 25 TO 40 KT. SEAS 3 TO
6 M.
.48 HOUR FORECAST LOW 63N36W 1014 MB. N OF 60N BETWEEN 35W AND
41W WINDS LESS THAN 25 KT. SEAS TO 3 M.

...STORM WARNING...
.LOW 41N49W 1014 MB MOVING NE 25 KT. FROM 36N TO 47N BETWEEN 43W
AND 62W WINDS 20 TO 30 KT. SEAS TO 4 M.
.18 HOUR FORECAST LOW 43N39W 1007 MB. FROM 35N TO 47N BETWEEN 36W
AND 50W WINDS 25 TO 40 KT. SEAS TO 4 M.
.24 HOUR FORECAST LOW 45N38W 1002 MB. FROM 39N TO 47N BETWEEN 38W
AND 42W WINDS 35 TO 50 KT. SEAS 3 TO 5.5 M. ELSEWHERE FROM 35N TO
49N BETWEEN 35W AND 48W WINDS 25 TO 35 KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW 50N36W 983 MB. FROM 47N TO 51N BETWEEN 35W
AND 40W WINDS 40 TO 50 KT. SEAS 4 TO 7 M. ELSEWHERE BETWEEN 360
NM AND 660 NM SW QUADRANT WINDS 35 TO 45 KT. SEAS 3 TO 5 M.
OTHERWISE FROM 40N TO 60N BETWEEN 35W AND 54W WINDS 25 TO 35 KT.
SEAS TO 4 M.

...STORM WARNING...
.TROUGH EXTENDS FROM 35N77W TO 31N80W. FROM 31N TO 38N BETWEEN
62W AND 81W WINDS 25 TO 35 KT. SEAS 2.5 TO 5 M.
.24 HOUR FORECAST LOW 32N78W 1005 MB. FROM 31N TO 37N BETWEEN 69W
AND 81W WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 36N76W 1001 MB.
BETWEEN 120 NM AND 420 NM NE QUADRANT WINDS 35 TO 50 KT. SEAS 4
TO 6 M. ELSEWHERE FROM 35N TO 42N BETWEEN 58W AND 76W WINDS 25 TO
40 KT. SEAS 3 TO 5.5 M. OTHERWISE FROM 31N TO 35N BETWEEN 72W AND
80W...FROM 31N TO 35N BETWEEN 59W AND 66W...AND FROM 31N TO 34N
BETWEEN 48W AND 58W WINDS 20 TO 30 KT. SEAS TO 4 M.

...GALE WARNING...
.N OF 65N W OF GREENLAND...AND FROM 58N TO 65N W OF 59W AREA OF
SE TO S WINDS 25 TO 35 KT. SEAS TO 3 M.
.24 HOUR FORECAST NEW LOW 60N54W 991 MB. N OF 56N W TO 50W WINDS
25 TO 35 KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW 66N59W 1002. N OF 58N W OF 52W WINDS 25 TO
35 KT. SEAS TO 4 M.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 31N63W 1010 MB. FROM 31N TO 36N BETWEEN
48W AND 69W WINDS 25 TO 35 KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW ABSORBED. CONDITIONS DESCRIBED ABOVE WITH
LOW 36N76W.

.SYNOPSIS AND FORECAST.

.SUBTROPICAL STORM KAREN E OF AREA NEAR 46N32W 998 MB MOVING NE
10 KT. FROM 41N TO 44N BETWEEN 35W AND 36W WINDS TO 25 KT. SEAS
TO 3 M.
.24 HOUR FORECAST LOW AND CONDITIONS WELL E OF AREA.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 51N TO 60N
BETWEEN 35W AND 51W...AND N OF 61N W OF 62W.
.24 HOUR FORECAST DENSE FOG N OF 59N BETWEEN 35W AND 43W...AND
WITHIN 120 NM E AND NE OF A LINE FROM 58N54W TO 67N62W.
.48 HOUR FORECAST DENSE FOG FROM 52N TO 56N BETWEEN 35W AND
39W...AND WITHIN 90 NM E OF A LINE FROM 62N50W TO 60N48W TO
52N49W.

.FORECASTER HUFFMAN. 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 1200 UTC FRI OCT 10.
24 HOUR FORECAST VALID 1200 UTC SAT OCT 11.
48 HOUR FORECAST VALID 1200 UTC SUN OCT 12.

.WARNINGS.

...ATLC TROPICAL STORM WARNING...
.TROPICAL STORM JERRY NEAR 20.2N 63.4W 1006 MB AT 1500 UTC OCT 10
MOVING NW OR 325 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 45 KT
GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM W
SEMICIRCLE...140
NM NE QUADRANT AND 160 NM SE QUADRANT. SEAS 4 M OR GREATER WITHIN
275 NM NE QUADRANT...210 NM SE QUADRANT...60 NM SW
QUADRANT...AND 150
NM NW QUADRANT WITH SEAS TO 6 M. ELSEWHERE FROM 15N TO 26N
BETWEEN
58W AND 64W WINDS 20 TO 33 KT. SEAS 3 TO 4 M. REMAINDER OF THE
AREA
FROM 15N TO 27N BETWEEN 55W AND 66W WINDS 20 KT OR LESS. SEAS
2.5 TO 3
M IN MIXED.
.24 HOUR FORECAST TROPICAL STORM JERRY NEAR 24.4N 63.7W. MAXIMUM
SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS
WITHIN 30 NM W SEMICIRCLE...110 NM NE QUADRANT AND 140 NM SE
QUADRANT.
SEAS 4 M OR GREATER WITHIN 275 NM NE QUADRANT...180 NM SE
QUADRANT...60 NM SW QUADRANT...AND 120 NM NW QUADRANT WITH SEAS
TO 6 M.
ELSEWHERE FROM 22N TO 27N BETWEEN 58W AND 66W WINDS 20 TO 33 KT.
SEAS 3 TO 4 M. REMAINDER OF THE AREA FROM 20N TO 29N BETWEEN 56W
AND 65W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN MIXED.
.48 HOUR FORECAST TROPICAL STORM JERRY NEAR 29.2N 62.7W. MAXIMUM
SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS
WITHIN 100 NM NE QUADRANT...110 NM SE QUADRANT...40 NM SW
QUADRANT...AND
50 NM NW QUADRANT. OVER FORECAST WATERS SEAS 4 M OR GREATER
WITHIN
245 NM NE QUADRANT...180 NM SE QUADRANT...60 NM SW
QUADRANT...AND 120
NM NW QUADRANT WITH SEAS TO 6.5 M. ELSEWHERE OVER FORECAST
WATERS N
OF 26N BETWEEN 57W AND 65W WINDS 20 TO 33 KT. SEAS 3 TO 4 M.
REMAINDER OF THE AREA N OF A LINE FROM 31N48W TO 29N55W TO
25N62W TO 27N65W TO 29N80W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 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 NW OF A LINE FROM 31N64W TO 27N75W TO 28N81W NE TO E WINDS
20 TO 25 KT...EXCEPT NE WINDS 25 TO 30 KT N OF 30N W OF 80W. SEAS
2.5 TO 3.0 M. N OF 26N BETWEEN 62W AND 65W SE TO S WINDS 20 TO
30 KT.
SEAS 2.5 TO 3 M.
.24 HOUR FORECAST LOW PRES NEAR 29N78W. N OF 29N W OF 80W N WINDS
20 TO 30 KT. SEAS 2.5 TO 3 M. N OF A LINE FROM 31N62W TO 30N70W
TO
31N74W NE TO E WINDS 20 TO 30 KT...EXCEPT E TO SE WINDS W OF 68W.

SEAS 3 TO 4.5 M. N OF 27N BETWEEN 58W AND 64W SE TO S WINDS 20 TO
25 KT. SEAS 3 TO 4.5 M IN MIXED SWELL. ELSEWHERE N OF 18N W OF
57W
AND NE OF THE BAHAMAS WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN
MIXED
SWELL.
.48 HOUR FORECAST COLD FRONT FROM 31N74W TO 23N83W. CONDITIONS
MERGED WITH TROPICAL STORM JERRY DESCRIBED ABOVE.

.ATLC FROM 10N TO 18N BETWEEN 43W AND 55W WINDS 20 KT OR LESS.
SEAS TO 2.5 M IN NE TO E SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

.GULF OF AMERICA N OF 26N E OF 87W NE WINDS 20 TO 25 KT. SEAS TO
2.5 M.
.12 HOUR FORECAST N OF 25N BETWEEN 83W AND 91W NE WINDS 20 TO 25
KT. SEAS TO 2.5 M.
.24 HOUR FORECAST N OF 27N E OF 88W NE WINDS 20 TO 25 KT. SEAS TO
2.5 M.
.36 HOUR FORECAST 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 GR. NATIONAL HURRICANE CENTER.

$$