FZNT01 KWBC 110356
HSFAT1 0430
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC FRI OCT 11 2024
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).
THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL
OCTOBER 16 2024 ON A PROPOSAL TO REPLACE FEET WITH METERS WHEN
DESCRIBING SEAS IN A VARIETY OF NATIONAL MARINE CENTER TEXT AND
GRAPHICAL PRODUCTS FOR THE HIGH SEAS AREAS ONLY.
TO LEARN MORE PLEASE VISIT (WEB ADDRESS LOWERCASE)
HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP
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 12 FEET 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 11.
24 HOUR FORECAST VALID 0000 UTC OCT 12.
48 HOUR FORECAST VALID 0000 UTC OCT 13.
.WARNINGS.
…HURRICANE FORCE WIND WARNING…
.COMPLEX LOW WITH MAIN CENTER 39N53W 998 MB MOVING NE 40 KT AND
RAPIDLY INTENSIFYING. S OF 43N BETWEEN 44W AND 60W WINDS 25 TO 40
KT. SEAS 8 TO 16 FT.
.24 HOUR FORECAST COMBINED LOW 53N43W 974 MB. FRONT TO EXTEND
FROM LOW CENTER TO 50N40W TO 42N40W TO 34N49W. WITHIN 180 NM NE
AND E OF FRONT N OF 44N WINDS 40 TO 55 KT. SEAS 11 TO 24 FT.
ELSEWHERE WITHIN 420 NM NE AND E OF FRONT AND 420 NM SW AND W OF
FRONT WINDS 25 TO 40 KT. SEAS 8 TO 20 FT.
.36 HOUR FORECAST LOW 57N49W 962 MB. FROM 57N TO 60N BETWEEN 42W
AND 54W WINDS 50 TO 70 KT. SEAS 18 TO 35 FT.
.48 HOUR FORECAST LOW 55N58W 974 MB. WITHIN 180 NM NW QUADRANT
WINDS 40 TO 50 KT. SEAS 18 TO 30 FT. ELSEWHERE CONDITIONS
DESCRIBED WITH LOW 55N52W BELOW.
…TROPICAL STORM WARNING…
.TROPICAL STORM LESLIE NEAR 24.4N 51.2W 997 MB AT 0300 UTC OCT
11 MOVING NNW OR 345 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 55 KT
GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM E
SEMICIRCLE AND 60 NM W SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN
135 NM NW AND SE QUADRANTS…150 NM NE QUADRANT AND 120 NM SW
QUADRANT WITH SEAS TO 25 FT.
.24 HOUR FORECAST TROPICAL STORM LESLIE NEAR 28.4N 49.0W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE
WINDS WITHIN 50 NM NE QUADRANT…70 NM SE QUADRANT…60 NM SW
QUADRANT…AND 20 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN
180 NM SE AND 150 NM NW SEMICIRCLES WITH SEAS TO 21 FT.
.48 HOUR FORECAST POST-TROPICAL CYCLONE LESLIE NEAR 34.6N 40.0W
1002 MB. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL
STORM FORCE WINDS WITHIN 40 NM NE QUADRANT…80 NM SE
QUADRANT…60 NM SW QUADRANT…AND 20 NM NW QUADRANT. SEAS 12 FT
OR GREATER WITHIN
240 NM S SEMICIRCLE WITH SEAS TO 18 FT. ELSEWHERE S OF 38N
BETWEEN 37W AND 44W WINDS 20 TO 33 KT. SEAS 8 TO 18 FT. ALSO S OF
40N E OF 50W WINDS LESS THAN 25 KT. SEAS TO 10 FT.
…STORM WARNING…
.LOW S OF AREA. S OF 32N BETWEEN 70W AND 79W WINDS 35 TO 50 KT.
SEAS 11 TO 20 FT. ELSEWHERE S OF 37N W OF 67W WINDS 25 TO 35 KT.
SEAS 8 TO 19 FT.
.24 HOUR FORECAST COMPLEX LOW WITH NEW MAIN CENTER 31N59W 1004 MB
WITH SECOND CENTER S OF AREA. S OF 34N BETWEEN 53W AND 73W WINDS
25 TO 40 KT. SEAS 8 TO 13 FT. ELSEWHERE S OF 35N W OF 73W WINDS
LESS THAN 25 KT. SEAS TO 10 FT.
.48 HOUR FORECAST MAIN CENTER DISSIPATED AND SECOND CENTER AND
ASSOCIATED CONDITIONS S OF AREA.
…STORM WARNING…
.LOW 54N60W 995 MB MOVING E 10 KT. FROM 43N TO 59N BETWEEN 41W
AND 73W…NOT INCLUDING THE WATERS ACROSS THE GULF OF SAINT
LAWRENCE…WINDS 25 TO 40 KT. SEAS 8 TO 17 FT.
.24 HOUR FORECAST LOW ABSORBED BY NEW LOW 55N58W 970 MB. FRONT TO
EXTEND FROM LOW CENTER TO 58N60W TO 58N55W TO 53N43W. WITHIN 240
NM NE OF FRONT AND 240 NM NW QUADRANT WINDS 40 TO 50 KT. SEAS 13
TO 26 FT. ELSEWHERE WITHIN 540 NM NW AND 960 NM S QUADRANTS AND
FROM 53N TO 57N W OF 43W WINDS 25 TO 40 KT. SEAS 8 TO 18 FT.
.48 HOUR FORECAST LOW 55N52W 978 MB. FROM 41N TO 47N BETWEEN 49W
AND 59W WINDS 40 TO 50 KT. SEAS 12 TO 20 FT. ELSEWHERE WITHIN 960
NM SE…1080 NM SW…AND 480 NM NW QUADRANTS WINDS 25 TO 40 KT.
SEAS 8 TO 24 FT…HIGHEST WITHIN NW QUADRANT. ALSO FROM 52N TO
56N BETWEEN 40W AND 55W WINDS LESS THAN 25 KT. SEAS 8 TO 14 FT.
OTHERWISE CONDITIONS DESCRIBED BELOW WITH LOW 58N40W.
…STORM WARNING…
.48 HOUR FORECAST NEW LOW 58N40W 978 MB. FROM 56N TO 60N BETWEEN
36W AND 48W WINDS 40 TO 55 KT. SEAS 15 TO 30 FT. ELSEWHERE WITHIN
420 NM W QUADRANT AND FROM 55N TO 64N E OF 61W WINDS 25 TO 40 KT.
SEAS 8 TO 17 FT.
…GALE WARNING….
.48 HOUR FORECAST NEW LOW 65N53W 993 MB. N 0F 64N W OF GREENLAND
WINDS 25 TO 35 KT. SEAS 8 TO 16 FT. ELSEWHERE WITHIN 360 NM SW
QUADRANT WINDS 20 TO 30 KT. SEAS 12 TO 16 FT IN MIXED SWELL.
ALSO…EXCEPT WHERE DESCRIBED ABOVE…WITHIN 360 NM S QUADRANT
WINDS LESS THAN 25 KT. SEAS 8 TO 18 FT IN MIXED SWELL.
.SYNOPSIS AND FORECAST.
.LOW WELL E OF AREA. S OF 45N E OF 40W WINDS LESS THAN 25 KT.
SEAS TO 11 FT.
.24 HOUR FORECAST CONDITIONS MOVE E OF AREA.
.FROM 57N TO 62N E OF 45W WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 52N TO 56N
BETWEEN 52W AND 59W AND FROM 47N TO 51N BETWEEN 50W AND 53W.
.24 HOUR FORECAST DENSE FOG FROM 57N TO 60N W OF 60W.
.48 HOUR FORECAST CONDITIONS IMPROVED.
.FORECASTER JOSEPH. OCEAN PREDICTION CENTER.
NWS NATIONAL HURRICANE CENTER MIAMI FL
ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF MEXICO
SYNOPSIS VALID 0000 UTC FRI OCT 11.
24 HOUR FORECAST VALID 0000 UTC SAT OCT 12.
48 HOUR FORECAST VALID 0000 UTC SUN OCT 13.
.WARNINGS.
…ATLC TROPICAL STORM WARNING…
.TROPICAL STORM LESLIE NEAR 24.4N 51.2W 997 MB AT 0300 UTC OCT
11 MOVING NNW OR 345 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 55 KT
GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM E
SEMICIRCLE AND 60 NM W SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN
135 NM NW AND SE QUADRANTS…150 NM NE QUADRANT AND 120 NM SW
QUADRANT WITH SEAS TO 25 FT. ELSEWHERE WITHIN 26N48W TO 25N50W
TO 26N51W TO 24N53W TO 23N51W TO 23N49W TO 26N48W WINDS 20 TO 33
KT. SEAS 11 TO 18 FT IN S TO SE SWELL.
.24 HOUR FORECAST TROPICAL STORM LESLIE NEAR 28.4N 49.0W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE
WINDS WITHIN 50 NM NE QUADRANT…70 NM SE QUADRANT…60 NM SW
QUADRANT…AND 20 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN
180 NM SE AND 150 NM NW SEMICIRCLES WITH SEAS TO 21 FT. ELSEWHERE
WITHIN 29N46W TO 30N47W TO 29N49W TO 26N50W TO 25N49W TO 26N46W
TO 29N46W WINDS 20 TO 33 KT. SEAS 10 TO 18 FT IN S TO SW SWELL.
.48 HOUR FORECAST POST-TROPICAL LESLIE N OF AREA NEAR 34.6N
40.0W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM
FORCE WINDS WITHIN 40 NM NE QUADRANT…80 NM SE QUADRANT…60 NM
SW QUADRANT…AND 20 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN
240 NM S SEMICIRCLE WITH SEAS TO 18 FT. OVER FORECAST WATERS
WITHIN 31N39W TO 31N41W TO 30.5N41W TO 30.5N40.5W TO 30.5N39.5W
TO 31N39W SW WINDS 20 TO 25 KT. SEAS 9 TO 12 FT IN W TO NW SWELL.
ELSEWHERE WITHIN 31N39W TO 31N47W TO 28N44W TO 28N41W TO 31N39W
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN W SWELL.
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK…SIZE
AND INTENSITY.
…ATLC STORM WARNING…
.POST-TROPICAL CYCLONE MILTON NEAR 29.5N 75W 985 MB MOVING E 18
KT. WITHIN 30N76W TO 31N75W TO 31N76W TO 30N77W TO 28N77W TO
28N76W TO 30N76W N TO NE WINDS 40 TO 55 KT. SEAS 20 TO 32 FT IN
NE SWELL. ELSEWHERE WITHIN 30N75W TO 31N79W TO 30N81W TO 29N78W
TO 26N76W TO 28N73W TO 30N75W WINDS 30 TO 40 KT. SEAS 12 TO 26 FT
IN MIXED SWELL. WITHIN 31N68W TO 31N70W TO 31N71W TO 30N71W TO
30N69W TO 31N68W S TO SW WINDS 30 TO 40 KT. SEAS 8 TO 13 FT IN
SE TO S SWELL. REMAINDER OF AREA WITHIN 31N77W TO 31N81W TO
28N80W TO 28N77W TO 29N78W TO 31N77W NW TO N WINDS 20 TO 30 KT.
SEAS 12 TO 20 FT IN NE TO E SWELL. REMAINDER OF AREA WITHIN
31N68W TO 31N70W TO 29N74W TO 30N75W TO 26N78W TO 25N72W TO
31N68W S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 17 FT IN W SWELL.
ELSEWHERE WITHIN 28N80W TO 31N81W TO 31N82W TO 27N80W TO 26N79W
TO 27N79W TO 28N80W WINDS 20 KT OR LESS. SEAS 8 TO 18 FT IN NE
SWELL…HIGHEST IN THE GULFSTREAM.
.12 HOUR FORECAST LOW PRES NEAR 29.5N69.5W 998 MB. WITHIN 29N69W
TO 29N71W TO 31N73W TO 29N74W TO 26N71W TO 27N67W TO 29N69W
WINDS 30 TO 45 KT. SEAS 12 TO 25 FT IN MIXED SWELL. ELSEWHERE
WITHIN 31N66W TO 31N79W TO 28N78W TO 27N75W TO 25N73W TO 29N70W
TO 31N66W N TO NE WINDS 20 TO 30 KT. SEAS 15 TO 20 FT IN NE
SWELL. ELSEWHERE WITHIN 30N63W TO 30N69W TO 26N74W TO 25N70W TO
25N66W TO 26N64W TO 30N63W SW WINDS 20 TO 30 KT. SEAS 8 TO 22 FT
IN SW TO W SWELL. REMAINDER OF AREA WITHIN 30N62W TO 31N67W TO
31N81W TO 24N80W TO 25N69W TO 28N71W TO 30N62W WINDS 20 KT OR
LESS. SEAS 8 TO 18 FT IN MAINLY NE SWELL.
.24 HOUR FORECAST LOW PRES NEAR 29.5N64W 1002 MB. WITHIN 28N61W
TO 30N64W TO 31N71W TO 29N74W TO 25N66W TO 25N63W TO 28N61W WINDS
20 TO 30 KT. SEAS 10 TO 20 FT IN MIXED SWELL. ELSEWHERE WITHIN
31N58W TO 31N81W TO 26N80W TO 22N70W TO 26N58W TO 31N58W WINDS 20
KT OR LESS. SEAS 8 TO 16 FT NW TO N SWELL.
.48 HOUR FORECAST LOW PRES NEAR 29.5N61W 1008 MB. WITHIN 31N54W
TO 31N58W TO 30N58W TO 29N56W TO 30N55W TO 31N54W S TO SW WINDS
20 TO 30 KT. SEAS 10 TO 13 FT IN W TO NW SWELL. ELSEWHERE WITHIN
28N55W TO 31N56W TO 31N66W TO 28N78W TO 20N68W TO 21N60W TO
28N55W WINDS 20 KT OR LESS. SEAS 8 TO 13 FT IN NW TO N SWELL.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 31N53W TO 31N57W TO 30N57W TO 29N56W TO 30N55W TO
31N53W SW WINDS 20 TO 25 KT. SEAS 10 TO 12 FT IN SW TO W SWELL.
ELSEWHERE WITHIN 31N35W TO 31N65W TO 25N62W TO 20N50W TO 24N46W
TO 27N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED
W AND SE SWELL.
.24 HOUR FORECAST WITHIN 31N43W TO 31N58W TO 26N58W TO 23N49W TO
27N45W TO 31N43W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN SE TO S
SWELL.
.48 HOUR FORECAST WITHIN 31N39W TO 31N47W TO 28N44W TO 28N41W TO
31N39W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN W SWELL.
.GULF OF MEXICO WITHIN 29N83W TO 29N85W TO 27N85W TO 27N84W TO
26N82W TO 29N83W N WINDS 20 TO 25 KT. SEAS TO 8 FT. ELSEWHERE
WITHIN 26N83W TO 27N87W TO 26N93W TO 22N93W TO 22N88W TO 21N86W
TO 26N83W…INCLUDING STRAITS OF FLORIDA AND YUCATAN CHANNEL…
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN N TO NE SWELL.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.
¤¤
UUID D9CA1814-8784-11EF-9879-0AFB0A270000 TX 1
