FZNT01 KWBC 101625
HSFAT1 1630
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC THU OCT 10 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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
[email protected](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 1200 UTC OCT 10.
24 HOUR FORECAST VALID 1200 UTC OCT 11.
48 HOUR FORECAST VALID 1200 UTC OCT 12.
.WARNINGS.
…HURRICANE WARNING…
.HURRICANE MILTON NEAR 29.1N 78.5W 983 MB AT 1500 UTC OCT 10
MOVING ENE OR 065 DEG AT 17 KT. MAXIMUM SUSTAINED WINDS 70 KT
GUSTS 85 KT. TROPICAL STORM FORCE WINDS WITHIN 270 NM NE
QUADRANT…180 NM SE QUADRANT…120 NM SW QUADRANT…AND 200 NM
NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 180 NM E
SEMICIRCLE…60 NM SW QUADRANT AND 120 NM NW QUADRANT WITH SEAS
TO 29 FT. ELSEWHERE SW OF LINE FROM 35N76W TO 31N72W WINDS 20 TO
33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST POST-TROPICAL CYCLONE MILTON NEAR 29.9N
70.1W. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM
FORCE WINDS WITHIN 240 NM NE QUADRANT…150 NM SE QUADRANT…180
NM SW QUADRANT…AND 160 NM NW QUADRANT. SEAS 12 FT OR GREATER
WITHIN 480 NW AND 210 SE SEMICIRCLES NM OF CENTER WITH SEAS TO
27 FT. ELSEWHERE S OF 37N W OF 64W WINDS 20 TO 33 KT. SEAS 8 TO
12 FT.
.48 HOUR FORECAST POST-TROPICAL CYCLONE MILTON NEAR 29.9N
60.9W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM
FORCE WINDS WITHIN 100 NM NE QUADRANT…0 NM SE QUADRANT…90 NM
SW QUADRANT…AND 120 NM NW QUADRANT. SEAS 12 FT OR GREATER
WITHIN AREA BOUNDED BY 32N64W TO 32N57W TO 24N62W TO 26N75W TO
32N64W WITH SEAS TO 19 FT. ELSEWHERE S OF LINE FROM 31N51W TO
36N51W TO 36N65W TO 31N79W WINDS 20 TO 3O KT. SEAS 8 TO 12 FT.
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK…SIZE
AND INTENSITY.
…HURRICANE FORCE WIND WARNING…
.COMPLEX LOW WITH MAIN CENTER 35N58W 1002 MB MOVING NE 35 KT. S
OF 38N BETWEEN 53W AND 59W WINDS 25 TO 35 KT. SEAS TO 12 FT.
ELSEWHERE S OF LINE FROM 31N70W TO 38N61W TO 31N43W WINDS TO 25
KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST COMPLEX LOW 46N46W 990 MB RAPIDLY INTENSIFY
AFTER 24 HOUR. FROM 40N TO 46N BETWEEN 42W AND 47W WINDS 35 TO
50 KT. SEAS 12 TO 16 FT. ELSEWHERE S OF 47N BETWEEN 35N AND 68W
WINDS 20 TO 35 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 56N47W 958 MB. FROM 57N TO 60N BETWEEN 42W
AND 52W WINDS 50 TO 70 KT. SEAS 25 TO 34 FT. ELSEWHERE FROM 55N
TO 60N BETWEEN 35W AND 58W WINDS 35 TO 50 KT. SEAS 17 TO 25 KT.
ELSEWHERE FROM 42N TO 62N BETWEEN 35W AND 70W WINDS 25 TO 35 KT.
SEAS 10 TO 18 FT. ELSEWHERE FROM 36N TO 64N BETWEEN 35W AND 66W
WINDS TO 25 KT. SEAS 8 TO 12 FT.
…TROPICAL STORM WARNING…
.48 HOUR FORECAST TROPICAL STORM LESLIE NEAR 30.8N 45.9W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 50 NM NE AND SW QUADRANTS…0 NM NW QUADRANT AND 90
NM SE QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM SE AND 45 NM
NW WITH SEAS TO 21 FT. ELSEWHERE S OF 35N BETWEEN 41W AND 51W
WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
…STORM WARNING…
.LOW 52N60W 1003 MB MOVING NE 10 KT. FROM 38N TO 57N BETWEEN 46W
AND 56W WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW 55N56W 980 MB. WITHIN 180 NM N AND E OF
LINE FROM 56N59W TO 55N50W TO 47N47W WINDS 35 TO 50 KT. SEAS 14
TO 22 FT. ELSEWHERE FROM 46N TO 61N BETWEEN 38W AND 61W WINDS 25
TO 35 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW ABSORBED INTO LOW 56N47W WITH CONDITIONS
DESCRIBED IN HURRICANE FORCE WIND WARNING ABOVE.
.SYNOPSIS AND FORECAST.
.LOW 61N37W 1015 MB MOVING SE 10 KT. FROM 58N TO 66N E OF 44W
WINDS TO 25 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW AND CONDITIONS MOVE E OF AREA.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 50N TO 60N
BETWEEN 53W AND 61W.
.24 HOUR FORECAST DENSE FOG WITHIN 240 NM E OF A LINE FROM
44N51W TO 50N52W TO 56N61W.
.48 HOUR FORECAST DENSE FOG FROM 52N TO 57N BETWEEN 35W AND 48W
AND FROM 56N TO 61N W OF 60W.
.FORECASTER POCHE. OCEAN PREDICTION CENTER.
NATIONAL HURRICANE CENTER MIAMI FL
ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF MEXICO
SYNOPSIS VALID 1200 UTC THU OCT 10.
24 HOUR FORECAST VALID 1200 UTC FRI OCT 11.
48 HOUR FORECAST VALID 1200 UTC SAT OCT 12.
.WARNINGS.
…ATLC HURRICANE WARNING…
.HUSEAS 12 FT OR GREATER
WITHIN AREA BOUNDED BY 32N64W TO 32N57W TO 24N62W TO 26N75W TO
32N64W WITH SEAS TO 19 FT. ELSEWHERE WITHIN 31N53W TO 31N80W TO
27N80W TO 21N72W TO
20N64W TO 31N53W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT IN MIXED
SWELL.
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK…SIZE
AND INTENSITY.
…ATLC HURRICANE WARNING…
.HURRICANE LESLIE NEAR 23.2N 50.4W 980 MB AT 1500 UTC OCT 10
MOVING WNW OR 300 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 80 KT
GUSTS 100 KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM OF CENTER
EXCEPT 60 NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 150 NM N
SEMICIRCLE…90 NM SE QUADRANT AND 120 NM SW QUADRANT WITH SEAS
TO 32 FT. ELSEWHERE WITHIN 25N47W TO 26N49W TO 24N52W TO 22N52W
TO 21N49W TO
22N47W TO 25N47W WINDS 20 TO 33 KT. SEAS 10 TO 12 FT. REMAINDER
OF AREA WITHIN 26N44W TO 29N49W TO 27N55W TO 21N59W TO 19N55W TO
19N48W TO 26N44W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED
SWELL.
.24 HOUR FORECAST TROPICAL STORM LESLIE NEAR 25.7N 50.6W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE
WINDS WITHIN 70 NM E SEMICIRCLE…60 NM SW QUADRANT AND 50 NM NW
QUADRANT. SEAS 12 FT OR GREATER WIHTIN 180 NM NE AND 60 NM SW
WITH SEAS TO 29 FT. ELSEWHERE WITHIN 28N47W TO 28N50W TO 27N52W
TO 25N53W TO
23N50W TO 25N47W TO 28N47W WINDS 20 TO 33 KT. SEAS 10 TO 12 FT.
REMAINDER OF AREA WITHIN 31N43W TO 30N61W TO 24N61W TO 22N51W TO
25N46W TO
31N43W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM LESLIE NEAR 30.8N 45.9W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 50 NM NE AND SW QUADRANTS…0 NM NW QUADRANT AND 90
NM SE QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM SE AND 45 NM
NW WITH SEAS TO 21 FT. ELSEWHERE NW WINDS 20 TO 25 KT. SEAS 8 TO 11 FT IN N
SWELL.
.24 HOUR FORECAST CONDITIONS MERGED WITH SWELL FROM HURRICANE
LESLIE.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 31N35W TO 31N45W TO 30N44W TO 29N41W TO 28N37W TO
29N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO-0AFB0A270000 TX 1
