FZNT01 KWBC 232204
HSFAT1 2230
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC WED OCT 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).
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 23.
24 HOUR FORECAST VALID 1800 UTC OCT 24.
48 HOUR FORECAST VALID 1800 UTC OCT 25.
.WARNINGS.
…STORM WARNING…
.LOW 59N63W 983 MB MOVING NE 20 KT AND INTENSIFYING. WITHIN 300
NM E AND SE…AND 720 NM S AND SE QUADRANTS WINDS 25 TO 35 KT.
SEAS TO 12 FT. ALSO WITHIN 360 NM NE…AND 840 NM S AND SE
QUADRANTS WINDS TO 25 KT. SEAS TO 10 FT.
.12 HOUR FORECAST LOW 62N56W 973 MB. WITHIN 240 NM E AND SE
QUADRANTS WINDS 35 TO 50 KT. SEAS 9 TO 16 FT.
.24 HOUR FORECAST COMPLEX LOW WITH ONE CENTER 63N52W 969 MB AND
A SECOND NEW CENTER 61N40W 985 MB. WITHIN 120 NM SW SEMICIRCLE
OF FIRST CENTER WINDS 35 TO 50 KT. SEAS 10 TO 18 FT. ELSEWHERE N
OF 55N W OF 46W…E OF LINE FROM 48N53W TO 55N46W TO 60N44W TO
64N40W WINDS 25 TO 40 KT. SEAS 9 TO 17 FT.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER E OF AREA 65N27W
969 MB. FROM 58N TO 65N E OF 43W WINDS 35 TO 50 KT. SEAS 11 TO
22 FT. ELSEWHERE N OF 56N E OF 49W WINDS 25 TO 35 KT. SEAS 9 TO
18 FT.
…STORM WARNING…
.LOW NEAR 31N68W 1005 MB MOVING NE 15 KT AND INTENSIFYING.
WITHIN 420 NM NE AND 180 NM NW QUADRANTS WINDS 25 TO 35 KT. SEAS
8 TO 13 FT. ELSEWHERE FROM 31N TO 38N BETWEEN 54W AND 74W WINDS
TO 25 KT. SEAS TO 11 FT.
.12 HOUR FORECAST 36N65W 994 MB. WITHIN 120 NM W AND SW
SEMICIRCLES WINDS 35 TO 50 KT. SEAS 9 TO 16 FT.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 37N64W 990 MB AND
A NEW SECONDARY CENTER 41N61W 997 MB. WITHIN 120 NM SW QUADRANT
OF MAIN CENTER WINDS 35 TO 50 KT. SEAS 10 TO 18 FT. ELSEWHERE
FROM 31N TO 44N BETWEEN 53W AND 67W WINDS 25 TO 40 KT. SEAS 9 TO
16 FT. ALSO FROM 31N TO 45N BETWEEN 46W AND 68W WINDS 20 TO 30
KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST COMBINED LOW 44N55W 994 MB. FROM 37N TO 53N
BETWEEN 41W AND 62W WINDS 30 TO 40 KT. SEAS 11 TO 22 FT.
ELSEWHERE FROM 33N TO 54N E OF 63W WINDS 20 TO 30 KT. SEAS 9 TO
18 FT.
…GALE WARNING…
.E OF A LINE FROM 60N45W TO 50N43W TO 44N38W NW WINDS 25 TO 35
KT. SEAS 9 TO 18 FT.
.24 HOUR FORECAST CONDITIONS DESCRIBED IN FIRST STORM WARNING
ABOVE.
…GALE WARNING…
.FRONT EXTENDS FROM 32N50W TO 34N35W. WITHIN 180 NM N OF FRONT
WINDS TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST FROM 31N TO 38N E OF 42W WINDS 20 TO 30 KT.
SEAS TO 11 FT.
.30 HOUR FORECAST LOW 31N35W 1018 MB. WITHIN 240 NM NW QUADRANT
WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 31N41W 1017 MB. FROM 31N TO 37N E OF 44W
WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.SYNOPSIS AND FORECAST.
.48 HOUR FORECAST NEW LOW 66N58W 1004 MB. WITHIN 180 NM OF
CENTER…EXCEPT NW QUADRANT…WINDS 20 TO 30 KT. SEAS TO 10 FT.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 31N TO 35N
BETWEEN 62W AND 68W…AND FROM 56N TO 63N BETWEEN 49W AND 66W.
.24 HOUR FORECAST DENSE FOG FROM 41N TO 51N BETWEEN 48W AND
61W…AND FROM 61N TO 66N E OF 59W.
.48 HOUR FORECAST DENSE FOG FROM 44N TO 53N BETWEEN 44W AND
56W…AND N OF 58N W OF 62W.
.LIGHT TO MODERATE FREEZING SPRAY WITHIN 60 NM OF THE E COAST OF
GREENLAND N OF 64N…AND N OF 63N W OF 60W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY WITHIN 60 NM
OF THE E COAST OF GREENLAND N OF 62N…AND N OF 61N W OF 61W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 64N W OF
60W.
.FORECASTER MILLS. 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 1800 UTC WED OCT 23.
24 HOUR FORECAST VALID 1800 UTC THU OCT 24.
48 HOUR FORECAST VALID 1800 UTC FRI OCT 25.
.WARNINGS.
…ATLC GALE WARNING…
.LOW PRES NEAR 30.5N68W 1005 MB WITH COLD FRONT TO 25N77W.
TROUGH FROM THE LOW TO 25N68W TO 21N76W. FROM 27N TO 30N BETWEEN
63W AND 68W SE TO S WINDS 30 TO 35 KT. SEAS 10 TO 13 FT.
ELSEWHERE N OF 23N BETWEEN 60W AND 68W SE TO S WINDS 20 TO 30
KT. SEAS 8 TO 12 FT. N OF 28N BETWEEN 70W AND 74W N TO NE WINDS
20 TO 30 KT. SEAS 8 TO 10 FT. ELSEWHERE N OF 24N BETWEEN 70W AND
79W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE TO E SWELL.
.12 HOUR FORECAST LOW PRES TO MOVE WELL N OF AREA. ASSOCIATED
COLD FRONT TO EXTEND FROM 31N67W TO 25N69W AND WEAKENING TO
20N74W. N OF 25N E OF FRONT TO 57W S TO SW WINDS 20 TO 25
KT…EXCEPT 25 TO 30 KT N OF 29N. SEAS 8 TO 12 FT…EXCEPT 10 TO
13 FT N OF 29N. N OF 28N W OF FRONT TO 72W W TO NW WINDS 20 TO
25 KT. SEAS 8 TO 11 FT. ELSEWHERE N OF 27N W OF FRONT TO 73W
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N TO NE SWELL.
.24 HOUR FORECAST COLD FRONT FROM 31N64W TO 24N66W AND
STATIONARY FRONT TO 20N72W. N OF 28N E OF FRONT TO 56W S TO SW
WINDS 20 TO 30 KT. SEAS 8 TO 12 FT…HIGHEST N OF 30N. N OF 29N
W OF FRONT TO 66W W TO NW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. N
OF 29N BETWEEN 66W AND 73W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN N TO NE SWELL.
.42 HOUR FORECAST WEAKENING COLD FRONT FROM 31N56W TO 24N61W
THEN WEAKENING STATIONARY FRONT TO 19N70W. W
