417
FZNT01 KWBC 012206
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC THU OCT 01 2026

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC OCT 01.
24 HOUR FORECAST VALID 1800 UTC OCT 02.
48 HOUR FORECAST VALID 1800 UTC OCT 03.

.WARNINGS.

...STORM WARNING...
.24 HOUR FORECAST NEW LOW 60N48W 986 MB. WITHIN 240 NM E...720
NM SE...AND 420 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO
4.5 M...HIGHEST SE QUADRANT.
.30 HOUR FORECAST LOW 60N46W 985 MB. WITHIN 120 NM NE AND 420 NM
SE SEMICIRCLES WINDS 25 TO 40 KT...HIGHEST NE SEMICIRCLE. SEAS
2.5 TO 4.5 M.
.36 HOUR FORECAST LOW 60N39W 981 MB. WITHIN 90 NM NW QUADRANT
AND 180 NM SW SEMICIRCLE WINDS 40 TO 50 KT. SEAS 3.5 TO 6.5 M.
.48 HOUR FORECAST LOW E OF AREA 64N25W 981 MB. WITHIN 360 NM W
AND 420 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M.
ELSEWHERE WITHIN 720 NM SW QUADRANT WINDS LESS THAN 25 KT. SEAS
2.5 TO 4 M IN MIXED SWELL.

...GALE WARNING...
.LOW 60N57W 985 MB MOVING NE 10 KT AND TURNING N AFTER 12 HOURS.
WITHIN 420 NM NW QUADRANT AREA OF E TO SE WINDS 25 TO 35 KT.
SEAS 2.5 TO 4 M. ELSEWHERE WITHIN 720 NM SE AND 600 NM S
QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
.24 HOUR FORECAST LOW 64N55W 979 MB. WITHIN 120 NM NE AND 300 NM
SE QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 3 M.
.48 HOUR FORECAST LOW 66N56W 987 MB. N OF 64N BETWEEN GREENLAND
AND 60W WINDS 20 TO 30 KT. SEAS 2.5 TO 3 M.

...GALE WARNING...
.LOW JUST E OF AREA 62N34W 984 MB MOVING E 20 KT AND WILL TURN
NE AFTER 06 HOURS. FROM 50N TO 63N E OF 42W WINDS 25 TO 35 KT.
SEAS 3 TO 6 M. ELSEWHERE WITHIN 240 NM NW QUADRANT WINDS LESS
THAN 25 KT. SEAS 3 TO 6 M IN NE SWELL.
.24 HOUR FORECAST LOW ABSORBED BY LOW NE OF AREA 66N30W 988 MB.
WITHIN 240 NM SW SEMICIRCLE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5
M. ELSEWHERE N OF 62N E OF GREENLAND WINDS LESS THAN 25 KT. SEAS
2.5 TO 3.5 M IN NE SWELL.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 64N25W
ABOVE.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 63N58W 981 MB. FROM 59N TO 62N W OF
55W AREA OF SW WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST LOW INLAND 64N50W 993 MB. WITHIN 240 NM SE AND
480 NM SW QUADRANTS WINDS TO 25 KT. SEAS 2.5 TO 3 M.

.SYNOPSIS AND FORECAST.

.LOW 45N38W 1011 MB MOVING NE 15 KT. FROM 42N TO 50N E OF 40W
WINDS TO 25 KT. SEAS 2.5 TO 4 M.
.24 HOUR FORECAST LOW MOVED E OF AREA. CONDITIONS DESCRIBED WITH
LOW 60N48W IN WARNINGS SECTION ABOVE.

.LOW 35N39W 1013 MB MOVING E 05 KT. FROM 32N TO 37N E OF 43W
WINDS TO 25 KT. SEAS 2.5 TO 3 M. WINDS AND SEAS HIGHEST WITHIN
180 NM E SEMICIRCLE.
.24 HOUR FORECAST LOW 35N35W 1016 MB. ASSOCIATED CONDITIONS
DIMINISHED.
.48 HOUR FORECAST LOW MOVED E OF AREA 34N33W 1018 MB.

.24 HOUR FORECAST NEW LOW INLAND 45N67W 1004 MB. WITHIN 480 NM
NE AND SW...AND 300 NM SE QUADRANTS AREA OF SW WINDS 20 TO 30
KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW 53N45W 1000 MB. EXCEPT AS DESCRIBED WITH
LOW 64N25W IN WARNINGS SECTION ABOVE...WITHIN 360 NM E...420 NM
SE...AND 600 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5
M.

.48 HOUR FORECAST FROM 47N TO 50N W OF 59W IN THE GULF OF SAINT
LAWRENCE AREA OF W TO NW WINDS TO 25 KT. SEAS LESS THAN 2.5 M.

.48 HOUR FORECAST NEW LOW 61N42W 996 MB. EXCEPT AS DESCRIBED
WITH LOW 64N25W IN WARNINGS SECTION ABOVE...WITHIN 120 NM SE
SEMICIRCLE AREA OF SW TO W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 61N TO 64N
BETWEEN 36W AND 38W...WITHIN 90 NM EITHER SIDE OF A LINE FROM
51N51W TO 55N54W...WITHIN 180 NM NE OF A LINE FROM 55N49W TO
63N68W...AND FROM 42N TO 44N BETWEEN 67W AND 70W.
.24 HOUR FORECAST DENSE FOG FROM 56N TO 60N BETWEEN 41W AND
50W...FROM 45N TO 55N BETWEEN 45W AND 56W...FROM 42N TO 44N
BETWEEN 67W AND 70W...AND W OF A LINE FROM 60N59W TO 65N57W.
.48 HOUR FORECAST DENSE FOG FROM 63N TO 66N E OF 36W...WITHIN
180 NM NW OF A LINE FROM 47N52W TO 53N35W...N OF 65N BETWEEN
GREENLAND AND 58W...AND W OF A LINE FROM 63N58W TO 65N62W.

.FORECASTER FIGURSKEY. 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 1800 UTC THU OCT 1.
24 HOUR FORECAST VALID 1800 UTC FRI OCT  2.
48 HOUR FORECAST VALID 1800 UTC SAT OCT  3.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.CARIBBEAN WITHIN 13N68W TO 14N72W TO 14N74W TO 13N74W TO 11N71W
TO 12N68W TO 13N68W...INCLUDING THE GULF OF VENEZUELA... E WINDS
20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.CARIBBEAN 06 HOUR FORECAST WITHIN 18N84W TO 19N86W TO 20N87W TO
19N88W TO 16N89W TO 16N84W TO 18N84W...INCLUDING THE GULF OF
HONDURAS... E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

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

$$

.FORECASTER LANDSEA. NATIONAL HURRICANE CENTER.