FZNT01 KWBC 160404
HSFAT1 0430
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC WED OCT 16 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC OCT 16.
24 HOUR FORECAST VALID 0000 UTC OCT 17.
48 HOUR FORECAST VALID 0000 UTC OCT 18.
.WARNINGS.
…STORM WARNING…
.LOW 51N54W 994 MB MOVING NE 15 KT. BETWEEN 60W AND A LINE FROM
32N60W TO 36N50W TO 45N41W TO 51N42W TO 54N50W WINDS 25 TO 35 KT.
SEAS 8 TO 14 FT.
.24 HOUR FORECAST LOW 54N46W 972 MB. WITHIN 180 NM N AND W…AND
360 NM S AND SE QUADRANTS WINDS 35 TO 50 KT. SEAS 9 TO 20
FT..HIGHEST S AND SE OF CENTER. ELSEWHERE S OF 50N TO A LINE FROM
35N50W TO 41N35W…AND N OF 50N TO A LINE FROM 55N58W TO 62N42W
TO 58N35W WINDS 25 TO 40 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW E OF AREA NEAR 58N30W 966 MB. FROM 48N TO
62N E OF 40W WINDS 35 TO 50 KT. SEAS 15 TO 27 FT. ELSEWHERE N OF
38N E OF 50W WINDS 25 TO 35 KT. SEAS 8 TO 19 FT…HIGHEST FROM
45N TO 61N E OF 41W.
…STORM WARNING…
.24 HOUR FORECAST NEW LOW 33N72W 1012 MB. FROM 31N TO 37N W OF
65W WINDS 20 TO 30 KT. SEAS TO 9 FT.
.30 HOUR FORECAST LOW 35N71W 1009 MB. FROM 31N TO 38N W OF 65W
WINDS 25 TO 35 KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW 38N68W 1002 MB. WITHIN 90 NM S…120 NM
W…AND 240 NM N QUADRANTS WINDS 35 TO 50 KT. SEAS 9 TO 18 FT.
ELSEWHERE FROM 32N TO 42N BETWEEN 54W AND 75W WINDS 25 TO 35 KT.
SEAS 8 TO 14 FT.
…GALE WARNING…
.LOW 49N64W 993 MB MOVING E 10 KT. FROM 37N TO 50N BETWEEN 60W
AND 73W WINDS 20 TO 30 KT. SEAS TO 11 FT.
.12 HOUR FORECAST LOW 49N64W 994 MB. WITHIN 600 NM S QUADRANT
WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST LOW 49N58W 999 MB. FROM 40N TO 50N BETWEEN 50W
AND 70W WINDS 25 TO 40 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 58N30W
DESCRIBED ABOVE.
…GALE WARNING…
.48 HOUR FORECAST NEW LOW 62N55W 996 MB. N OF 46N TO A LINE FROM
55N50W TO 64N60W TO 65N64W WINDS 25 TO 40 KT. SEAS 8 TO 12 FT.
.SYNOPSIS AND FORECAST.
.COMPLEX LOW WITH MAIN LOW E OF AREA 51N20W 980 MB MOVING E 10
KT. EXCEPT WHERE DESCRIBED WITH LOW 51N54W IN WARNINGS SECTION
ABOVE…FROM 36N TO 55N E OF 46W WINDS TO 25 KT. SEAS 9 TO 18
FT…HIGHEST FROM 40N TO 50N E OF 40W.
.24 HOUR FORECAST LOW AND CONDITIONS E OF AREA.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 48N TO 54N
BETWEEN 48W AND 58W.
.24 HOUR FORECAST DENSE FOG WITHIN 120 NM NW OF LINE FROM 52N49W
TO 58N41W…AND FROM 60N TO 62N BETWEEN 41W AND 44W.
.48 HOUR FORECAST DENSE FOG N OF 57N BETWEEN 53W AND 62W.
.FORECASTER EHRBAR. 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 WED OCT 16.
24 HOUR FORECAST VALID 0000 UTC THU OCT 17.
48 HOUR FORECAST VALID 0000 UTC FRI OCT 18.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC LOW PRESS NEAR 16N45W 1010 MB. WITHIN 19N42W TO 20N42W TO
20N46W TO 18N47W TO 16N46W TO 16N44W TO 19N42W NE TO E WINDS 20
TO 25 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST TROPICAL WAVE NEAR 50.5W. WITHIN 20N47W TO
22N50W TO 20N53W TO 17N52W TO 17N48W TO 20N47W E WINDS 20 TO 25
KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST TROPICAL WAVE NEAR 58W. WITHIN 21N49W TO
23N53W TO 24N58W TO 22N61W TO 18N59W TO 18N49W TO
21N49W…INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES…E WINDS
20 TO 25 KT. SEAS 8 TO 10 FT.
.ATLC WITHIN 31N35W TO 31N39W TO 30N44W TO 29N44W TO 27N37W TO
27N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW
SWELL.
.24 HOUR FORECAST WITHIN 31N35W TO 31N45W TO 29N45W TO 25N39W TO
24N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N
SWELL.
.48 HOUR FORECAST WITHIN 31N35W TO 28N43W TO 23N44W TO 20N35W TO
31N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL.
.ATLC 12 HOUR FORECAST COLD FRONT FROM 31N75W TO 27N81W. WITHIN
31N80W TO 31N81W TO 30N82W TO 30N81W TO 30N80W TO 31N80W N WINDS
20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST COLD FRONT FROM 31N74W TO 25N80W. WITHIN
31N77W TO 31N81W TO 30N81W TO 27N80W TO 27N79W TO 31N77W N WINDS
20 TO 25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST COLD FRONT FROM 31N66W TO 24N80W. WITHIN
27N75W TO 29N80W TO 25N80W TO 24N80W TO 26N76
