561
FZNT01 KWBC 011616
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC OCT 01.
24 HOUR FORECAST VALID 1200 UTC OCT 02.
48 HOUR FORECAST VALID 1200 UTC OCT 03.

.WARNINGS.

...STORM WARNING...
.24 HOUR FORECAST WITHIN 240 NM EITHER SIDE OF A LINE FROM
55N35W TO 47N63W AREA OF SW WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5
M...HIGHEST FROM 53N TO 58N E OF 40W.
.36 HOUR FORECAST NEW LOW 59N46W 986 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.
.48 HOUR FORECAST LOW 62N35W 982 MB. WITHIN 180 NM SW SEMICIRCLE
AREA OF NW TO N WINDS 40 TO 50 KT. SEAS 4 TO 6.5 M. ALSO WITHIN
180 NM NW AND 300 NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS 3 TO 5
M. ELSEWHERE WITHIN 600 NM SW QUADRANT WINDS LESS THAN 25 KT.
SEAS 2.5 TO 4 M IN MIXED SWELL.

...GALE WARNING...
.LOW 60N62W 987 MB MOVING N 05 KT. WITHIN 300 NM N SEMICIRCLE
AREA OF SE WINDS 20 TO 30 KT. SEAS TO 3 M. ELSEWHERE WITHIN 600
NM SE QUADRANT WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.06 HOUR FORECAST LOW 61N61W 985 MB. WITHIN 300 NM NW SEMICIRCLE
AREA OF SE WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.
.24 HOUR FORECAST LOW 62N61W 980 MB. FROM 59N TO 66N W OF 58W
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE BETWEEN
GREENLAND AND A LINE FROM 60N49W TO 64N56W AREA OF SE WINDS 20
TO 30 KT. SEAS TO 3 M.
.36 HOUR FORECAST LOW 64N59W 981 MB. WITHIN 240 NM S SEMICIRCLE
WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST LOW 65N57W 984 MB. N OF 59N W OF GREENLAND
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M.

...GALE WARNING...
.LOW 60N40W 990 MB MOVING E 20 KT AND WILL TURN NE AFTER 12
HOURS. WITHIN 420 NM S SEMICIRCLE AND 420 NM NE QUADRANT WINDS
25 TO 40 KT. SEAS 4 TO 7 M. ELSEWHERE WITHIN 480 NM SW QUADRANT
WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M.
.24 HOUR FORECAST LOW ABSORBED BY LOW E OF AREA 65N31W 985 MB.
WITHIN 180 NM W SEMICIRCLE WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
ELSEWHERE WITHIN 480 NM SW QUADRANT WINDS LESS THAN 25 KT. SEAS
2.5 TO 4 M IN NE SWELL.
.48 HOUR FORECAST LOW E OF AREA 65N32W 990 MB. WITHIN 120 NM NW
AND 180 NM W QUADRANTS AREA OF N TO NE WINDS 20 TO 30 KT. SEAS
2.5 TO 3.5 M.

.SYNOPSIS AND FORECAST.

.COMPLEX LOW WITH FIRST CENTER 48N35W 1010 MB MOVING NE 45 KT
AND SECOND CENTER 45N40W 1012 MB MOVING NE 20 KT. FROM 41N TO
48N E OF 43W WINDS TO 25 KT. SEAS 2.5 TO 3 M.
.24 HOUR FORECAST LOWS MOVED E OF AREA. CONDITIONS DIMINISHED.

.LOW 35N40W 1012 MB MOVING E 05 KT. WITHIN 240 NM SE SEMICIRCLE
WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 35N36W 1016 MB. ASSOCIATED CONDITIONS
DIMINISHED.
.48 HOUR FORECAST LOW 33N35W 1018 MB.

.48 HOUR FORECAST...EXCEPT AS DESCRIBED WITH LOW 62N35W IN
WARNINGS SECTION ABOVE...WITHIN 240 NM EITHER SIDE OF A LINE
FROM 53N35W TO 43N60W AREA OF SW WINDS 20 TO 30 KT. SEAS 2.5 TO
4 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 61N E OF
GREENLAND...FROM 42N TO 44N BETWEEN 67W AND 70W...AND WITHIN 120
NM NE OF A LINE FROM 56N53W TO 61N65W.
.24 HOUR FORECAST DENSE FOG WITHIN AN AREA BOUNDED BY A LINE
FROM 53N53W TO 55N58W TO 60N48W TO 57N41W TO 53N53W...FROM 42N
TO 44N BETWEEN 67W AND 70W...AND FROM 62N TO 65N W OF 54W.
.48 HOUR FORECAST DENSE FOG N OF 62N E OF GREENLAND...N OF 61N W
OF GREENLAND...FROM 46N TO 55N BETWEEN 37W AND 55W...AND WITHIN
60 NM EITHER SIDE OF A LINE FROM 41N66W TO 45N57W.

.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 1200 UTC THU OCT 1.
24 HOUR FORECAST VALID 1200 UTC FRI OCT  2.
48 HOUR FORECAST VALID 1200 UTC SAT OCT  3.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.CARIBBEAN 06 HOUR FORECAST WITHIN 13N69W TO 14N70W TO 13N73W TO
12N73W TO 11N71W TO 11N69W TO 13N69W...INCLUDING THE GULF OF
VENEZUELA... NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.CARIBBEAN 12 HOUR FORECAST WITHIN 18N84W TO 18N85W TO 18N88W 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 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 LANDSEA. NATIONAL HURRICANE CENTER.