538
FZNT01 KWBC 031600
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC FRI OCT 03 2025

CCODE/2:31:04:01:00/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 03.
24 HOUR FORECAST VALID 1200 UTC OCT 04.
48 HOUR FORECAST VALID 1200 UTC OCT 05.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 37N50W 986 MB MOVING NE 10 KT...WITHIN 180 NM OF
CENTER...EXCEPT WITHIN 240 NM N QUADRANT WINDS 40 TO 55 KT. SEAS
7 TO 10 M. ELSEWHERE FROM 31N TO 44N BETWEEN 36W AND 61W WINDS 25
TO 40 KT. SEAS 3 TO 7 M. ELSEWHERE S OF 45N E OF 65W WINDS TO 25
KT. SEAS 2.5 TO 5 M.
.06 HOUR FORECAST LOW 39N49W 979 MB. WITHIN 120 NM SW AND W
SEMICIRCLES WINDS 55 TO 65 KT. SEAS 8 TO 11 M.
.24 HOUR FORECAST LOW 42N48W 981 MB. WITHIN 180 NM OF CENTER
WINDS 40 TO 55 KT. SEAS 8 TO 11 M. ALSO FROM 34N TO 49N E OF 58W
WINDS 25 TO 40 KT. SEAS 5 TO 8 M. ELSEWHERE FROM 31N TO 50N E OF
60W WINDS TO 25 KT. SEAS 2.5 TO 5 M.
.48 HOUR FORECAST LOW 48N39W 985 MB. WITHIN 180 NM S AND W
SEMICIRCLES WINDS 40 TO 50 KT. SEAS 6 TO 8 M. ALSO FROM 40N TO
55N E OF 51W WINDS 25 TO 40 KT. SEAS 3 TO 6 M. ELSEWHERE FROM 35N
TO 55N E OF 55W WINDS TO 25 KT. SEAS 2.5 TO 4.5 M.

...GALE WARNING...
.LOW 60N36W 985 MB MOVING SE 25 KT. FROM 48N TO 64N E OF 45W
WINDS 25 TO 35 KT. SEAS 2.5 TO 5 M.
.24 HOUR FORECAST LOW DISSIPATED E OF AREA. ASSOCIATED CONDITIONS
DIMINISHED.

...GALE WARNING...
.LOW 66N60W 970 MB MOVING NE 15 KT. N OF 53N W OF 48W WINDS 25 TO
40 KT. SEAS TO 4 M.
.24 HOUR FORECAST LOW N OF AREA. ASSOCIATED CONDITIONS ABSORBED
BY LOW 65N61W DESCRIBED BELOW.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 65N61W 1002 MB. N OF 57N W OF 54W WINDS
25 TO 35 KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW DISSIPATED. ASSOCIATED CONDITIONS
DIMINISHED.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 64N41W 993 MB. FROM 51N TO 61N E OF 45W
WINDS 25 TO 35 KT. SEAS 2.5 TO 3.5 M.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS E OF AREA.

...GALE WARNING...
.48 HOUR FORECAST NEW LOW 60N39W 988 MB. FROM 55N TO 63N E OF 55W
WINDS 25 TO 40 KT. SEAS 2.5 TO 6 M...HIGHEST NEAR LOW CENTER.

.SYNOPSIS AND FORECAST.

.S OF 34N W OF 73W WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST S OF 32N W OF 73W WINDS 20 TO 30 KT. SEAS TO
3.5 M.
.48 HOUR FORECAST S OF 33N W OF 70W WINDS 20 TO 30 KT. SEAS TO
3.5 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 240 NM W OF
GREENLAND.
.24 HOUR FORECAST DENSE FOG WITHIN 120 NM W OF GREENLAND.
.48 HOUR FORECAST DENSE FOG FROM 50N TO 55N E OF 40W.

.FORECASTER BYRD. 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 3.
24 HOUR FORECAST VALID 1200 UTC SAT OCT  4.
48 HOUR FORECAST VALID 1200 UTC SUN OCT  5.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC LOW PRES NEAR 24.5N76W 1012 MB. WITHIN 31N70W TO 31N81W TO
27N80W TO 25N77W TO 29N70W TO 31N70W...INCLUDING ATLANTIC
EXPOSURES...NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 4.0 M.
ELSEWHERE WITHIN 31N81W TO 30N81W TO 27N80W TO 27N79W TO 29N80W
TO 31N81W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NE SWELL.
.24 HOUR FORECAST LOW PRES NEAR 24.5N79W 1011 MB. WITHIN 31N72W
TO 31N81W TO 27N80W TO 27N74W TO 29N74W TO 31N72W...INCLUDING
ATLANTIC EXPOSURES...E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M IN NE
SWELL.
.48 HOUR FORECAST LOW PRES NEAR 26N80.5W 1011 MB. WITHIN 31N70W
TO 31N81W TO 27N80W TO 27N73W TO 29N69W TO 31N70W E WINDS 20 TO
25 KT. SEAS 2.5 TO 3.5 M IN NE TO E SWELL.

.ATLC COLD FRONT FROM 31N50W TO 23N62W. STATIONARY FRONT FROM
23N62W TO 22N66W TO 24.5N76W. E OF COLD FRONT WITHIN 31N43W TO
31N50W TO 27N53W TO 28N48W TO 31N43W SW WINDS 20 TO 30 KT. SEAS
4.0 TO 6.0 M IN W TO NW SWELL. ELSEWHERE N AND W OF COLD AND
STATIONARY FRONTS WITHIN 31N53W TO 31N68W TO 28N70W TO 26N65W TO
28N62W TO 28N55W TO 31N53W N TO NE WINDS 20 TO 25 KT. SEAS 5.5
TO 6.5 M IN N SWELL. REMAINDER OF AREA WITHIN 31N42W TO 31N54W TO
28N60W TO 25N76W TO 19N67W TO 22N55W TO 31N42W...INCLUDING
ATLANTIC EXPOSURES...WINDS 20 KT OR LESS. SEAS 2.5 TO 5.5 M IN NW
TO N SWELL.
.24 HOUR FORECAST COLD FRONT FROM 31N45W TO 26N54W. STATIONARY
FRONT FROM 26N54W TO 22N65W TO 26N75W. WITHIN 31N36W TO 31N70W TO
26N77W TO 15N58W TO 19N48W TO 31N36W...INCLUDING IN ATLANTIC
EXPOSURES AND PASSAGES...WINDS 20 KT OR LESS. SEAS 2.5 TO 5.0 M
IN N TO NE SWELL.
.48 HOUR FORECAST STATIONARY FRONT FROM 28N50W TO 27N57W TO
24N65W TO 27N77W. WITHIN 31N35W TO 31N70W TO 27N77W TO 13N58W TO
16N41W TO 31N35W...INCLUDING IN ATLANTIC EXPOSURES AND
PASSAGES... WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN N TO NE
SWELL.

.GULF OF AMERICA WITHIN 29N84W TO 30N86W TO 30N89W TO 29N89W TO
29N91W TO 29N84W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 M IN NE TO
SE SWELL.
.24 HOUR FORECAST WITHIN 29N84W TO 30N86W TO 30N89W TO 28N91W TO
29N88W TO 28N85W TO 29N84W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 M
IN NE TO SE SWELL.
.48 HOUR FORECAST WITHIN 30N86W TO 30N87W TO 30N89W TO 29N87W TO
29N86W TO 29N85W TO 30N86W E WINDS 20 TO 25 KT. SEAS 2.5 M IN NE
TO E SWELL.

.GULF OF AMERICA WITHIN 20N96W TO 19N96W TO 19N95W TO
20N96W...INCLUDING WITHIN 60 NM OF COAST OF VERACRUZ...NW TO N
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.15 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 ADAMS. NATIONAL HURRICANE CENTER.

$$