119
FZNT01 KWBC 160406
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC THU OCT 16 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC OCT 16.
24 HOUR FORECAST VALID 0000 UTC OCT 17.
48 HOUR FORECAST VALID 0000 UTC OCT 18.

.WARNINGS.

...STORM WARNING...
.LOW 43N64W 1004 MB MOVING SE 10 KT. N OF A LINE FROM 37N75W TO
43N64W WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 40N61W 993 MB. N OF 37N W OF 63W WINDS 25
TO 35 KT. SEAS TO 4 M. ELSEWHERE N OF 31N BETWEEN 63W AND
77W...AND FROM 39N TO 45N W OF 55W WINDS 20 TO 30 KT. SEAS 2.5 TO
4.5 M...HIGHEST NEAR 35N70W.
.36 HOUR FORECAST LOW 40N63W 989 MB. WITHIN 240 NM NW SEMICIRCLE
WINDS 35 TO 50 KT. SEAS 3 TO 6.5 M...HIGHEST NEAR 41N65W.
.48 HOUR FORECAST COMPLEX LOW WITH FIRST LOW 36N62W 985 MB AND
SECOND NEW LOW 42N57W 987 MB. WITHIN 240 NM SW AND 300 NM W
QUADRANTS OF FIRST LOW...WITHIN 240 NM W AND NW OF A LINE FROM
38N64W TO 41N60W...AND WITHIN 180 NM NW...120 NM N...AND 180 NM
NE QUADRANTS OF SECOND LOW WINDS 35 TO 50 KT. SEAS 3 TO 8.5
M....HIGHEST WITHIN 300 NM W OF FIRST LOW. ELSEWHERE WITHIN 480
NM SW...540 NM NW...AND 600 NM NE AND E QUADRANTS OF FIRST LOW
WINDS 25 TO 35 KT. SEAS 2.5 TO 6.5 M...HIGHEST W AND NW OF FIRST
LOW.

...GALE WARNING...
.LOW 34N59W 993 MB MOVING NE 20 KT. FROM 31N TO 39N BETWEEN 52W
AND 65W WINDS 25 TO 35 KT. SEAS TO 4 M. ELSEWHERE S OF 46N
BETWEEN 43W AND 52W...AND S OF 38W BETWEEN 65W AND 77W WINDS 20
TO 30 KT. SEAS 2.5 TO 4.5 M...HIGHEST NEAR 34N71W.
.24 HOUR FORECAST LOW 39N50W 989 MB. FROM 31N TO 50N BETWEEN 55W
AND A LINE FROM 43N50W TO 40N35W TO 37N35W TO 31N40W WINDS 25 TO
35 KT. SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST LOW 43N41W 998 MB. FROM 31N TO 40N E OF
50W...AND FROM 40N TO 46N E OF 47W WINDS 25 TO 35 KT. SEAS TO 4
M.

...GALE WARNING...
.COMPLEX LOW WITH FIRST LOW 49N42W MOVING SW 10 KT AND SECOND LOW
E OF AREA NEAR 45N34W 990 MB MOVING NE 10 KT. FROM 50N TO 58N E
OF 46W WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE FROM 37N
TO 44N E OF 50W...AND S OF 50N TO A LINE FROM 40N40W TO 47N50W
WINDS 20 TO 30 KT. SEAS TO 4 M.
.24 HOUR FORECAST COMPLEX LOW WITH FIRST LOW 48N47W 1000 MB AND
SECOND LOW E OF AREA NEAR 49N30W 991 MB. FROM 47N TO 60N E OF 40W
WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.48 HOUR FORECAST FIRST LOW DISSIPATED WITH SECOND LOW E OF AREA
NEAR 54N27W 993 MB. FROM 52N TO 59N E OF 40W WINDS TO 25 KT. SEAS
TO 3.5 M.

...GALE WARNING...
.FROM 58N TO 60N BETWEEN 42W AND 49W AREA OF E WINDS 20 TO 30 KT.
SEAS TO 2.5 M.
.06 HOUR FORECAST FROM 58N TO 60N BETWEEN 42W AND 50W AREA OF E
WINDS 25 TO 35 KT. SEAS TO 3 M.
.24 HOUR FORECAST FROM 55N TO 60N BETWEEN 40W AND 50W AREA OF NE
WINDS 25 TO 35 KT. SEAS TO 4 M.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 56N TO 59N
BETWEEN 45W AND 50W...FROM 60N TO 62N E OF 40W...AND N OF 65N W
OF 57W.
.24 HOUR FORECAST DENSE FOG FROM 52N TO 59N E OF 50W...FROM 63N
TO 65N BETWEEN GREENLAND AND 54W...AND BETWEEN CANADA AND A LINE
FROM 47N48W TO 56N56W.
.48 HOUR FORECAST DENSE FOG FROM 50N TO 57N BETWEEN 47W AND
60W...AND N OF 60N BETWEEN 48W AND 50W.

.FORECASTER EHRBAR. 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 0000 UTC THU OCT 16.
24 HOUR FORECAST VALID 0000 UTC FRI OCT 17.
48 HOUR FORECAST VALID 0000 UTC SAT OCT 18.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 31N35W TO 31N44W TO 23N45W TO 21N44W TO 21N35W TO
31N35W SW WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN
31N35W TO 31N50W TO 23N48W TO 21N40W TO 25N35W TO 31N35W WINDS
20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE SWELL.
.24 HOUR FORECAST CONDITIONS MERGED.

.ATLC WITHIN 31N55W TO 31N61W TO 27N63W TO 25N62W TO 27N57W TO
31N55W SW TO W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. WITHIN
31N65W TO 31N70W TO 30N69W TO 30N67W TO 31N65W N WINDS 20 TO 25
KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN 29N52W TO 31N78W TO
29N76W TO 27N60W TO 27N53W TO 29N52W WINDS 20 KT OR LESS. SEAS
2.5 TO 3.0 M IN N SWELL.
.24 HOUR FORECAST WITHIN 31N44W TO 31N54W TO 24N58W TO 21N56W TO
24N49W TO 31N44W SW WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M.
ELSEWHERE WITHIN 31N35W TO 30N61W TO 27N64W TO 21N59W TO 26N44W
TO 26N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NW
TO N SWELL.
.48 HOUR FORECAST CONDITIONS MERGED.

.ATLC 24 HOUR FORECAST WITHIN 31N69.5W TO 31N75.5W TO 30N73W TO
30N71.5W TO 31N69.5W N WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
ELSEWHERE WITHIN 31N66W TO 31N79W TO 27N77W TO 27N75W TO 29N69W
TO 31N66W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL.
.48 HOUR FORECAST WITHIN 31N41W TO 30N57W TO 26N57W TO 24N53W TO
25N48W TO 31N41W SW WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M. WITHIN
31N56W TO 31N71W TO 28N63W TO 29N59W TO 31N56W W TO NW WINDS 20
TO 25 KT. SEAS 3.5 TO 4.5 M. ELSEWHERE WITHIN 31N40W TO 28N59W
TO 31N75W TO 27N74W TO 26N61W TO 23N49W TO 31N40W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL.

.ATLC 42 HOUR FORECAST WITHIN 12N39W TO 14N41W TO 14N45W TO
13N46W TO 10N44W TO 10N39W TO 12N39W WINDS 20 KT OR LESS. SEAS
2.5 TO 3.0 M IN N SWELL.
.48 HOUR FORECAST WITHIN 14N42W TO 15N46W TO 13N48W TO 10N48W TO
10N41W TO 11N40W TO 14N42W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0
M IN N SWELL.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.


.FORECASTER AL. NATIONAL HURRICANE CENTER.

$$