926
FZNT01 KWBC 240351
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC TUE SEP 24 2024

CCODE/2:31:04:11:00/AOE+AOW/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

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 SEP 24.
24 HOUR FORECAST VALID 0000 UTC SEP 25.
48 HOUR FORECAST VALID 0000 UTC SEP 26.

.WARNINGS.

...GALE WARNING...
.LOW 39N56W 1007 MB NEARLY STATIONARY. FROM 39N TO 42N BETWEEN
53W AND 66W WINDS 25 TO 35 KT. SEAS 9 TO 14 FT.
.24 HOUR FORECAST LOW 39N57W 1003 MB. FROM 40N TO 43N BETWEEN
50W AND 61W...AND WITHIN 120 NM W SEMICIRCLE WINDS 30 TO 45 KT.
SEAS 10 TO 19 FT. ELSEWHERE WITHIN 420 NM N SEMICIRCLE...AND
FROM 36N TO 40N BETWEEN 57W AND 69W WINDS 20 TO 30 KT. SEAS 8 TO
13 FT.
.48 HOUR FORECAST LOW 36N57W 1004 MB. WITHIN 180 NM NW AND W OF
A LINE FROM 41N49W TO 38N56W TO 36N57W WINDS 25 TO 40 KT. SEAS
10 TO 17 FT. ELSEWHERE WITHIN 360 NM NW AND W OF A LINE FROM
40N43W TO 40N52W TO 35N57W WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.

...GALE WARNING...
.LOW 53N35W 991 MB MOVING SW 10 KT. WITHIN 240 NM NW AND 120 NM
SW QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 16 FT. ELSEWHERE FROM
46N TO 59N E OF 40W WINDS 20 TO 30 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 49N37W 996 MB. FROM 45N TO 53N E OF 43W
WINDS 25 TO 40 KT. SEAS 10 TO 19 FT. ELSEWHERE WITHIN 420 NM OF
CENTER WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW AND CONDITIONS E OF AREA.

.SYNOPSIS AND FORECAST.

.LOW 36N66W 1005 MB MOVING SE 10 KT. BETWEEN 120 NM AND 360 NM W
SEMICIRCLE WINDS 20 TO 30 KT. SEAS 9 TO 14 FT.
.24 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DESCRIBED WITH
LOW 39N57W.

.LOW 35N55W 1007 MB MOVING NE 20 KT. FROM 32N TO 36N BETWEEN 50W
AND 54W WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DIMINISHED.

.WITHIN 180 NM S AND SE OF A LINE FROM 41N35W TO 39N40W TO
35N43W WINDS TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST CONDITIONS MOVED E OF AREA.

.LOW 51N45W 1004 MB MOVING SE 20 KT. FROM 46N TO 58N BETWEEN 40W
AND 55W WINDS 20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DESCRIBED WITH
LOW 49N37W.

.FORECASTER SHAW. 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 0000 UTC TUE SEP 24.
24 HOUR FORECAST VALID 0000 UTC WED SEP 25.
48 HOUR FORECAST VALID 0000 UTC THU SEP 26.

.WARNINGS.

...CARIBBEAN HURRICANE WARNING...
.POTENTIAL TROPICAL CYCLONE NINE NEAR 18.4N 82.4W 1002 MB AT
0300 UTC SEP 24 MOVING NNW OR 330 DEG AT 5 KT. MAXIMUM SUSTAINED
WINDS 30 KT GUSTS 40 KT. WITHIN 20N80W TO 21N84W TO 19N84W TO
19N82W TO 16N81W TO 18N79W TO 20N80W WINDS 20 TO 30 KT. SEAS 8 TO
10 FT.
.12 HOUR FORECAST TROPICAL STORM NINE TROPICAL CYCLONE NEAR
19.1N 83.5W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL
STORM FORCE WINDS WITHIN 30 NM W SEMICIRCLE AND 90 NM E
SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN 30 NM ALL QUADRANTS WITH
SEAS TO 13 FT. ELSEWHERE...WITHIN 22N81W TO 22N84W TO 20N86W TO
19N82W TO 16N82W TO 18N79W TO 22N81W...INCLUDING IN YUCATAN
CHANNEL...WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST TROPICAL STORM NINE NEAR 20.2N 84.6W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS
WITHIN 60 NM W SEMICIRCLE...140 NM NE QUADRANT AND 130 NM SE
QUADRANT. SEAS 12 FT OR GREATER WITHIN 150 NM NE SEMICIRCLE AND
30 NM SW SEMICIRCLE WITH SEAS TO 17 FT. ELSEWHERE...WITHIN 21N80W
TO 25N84W TO 23N87W TO 19N87W TO 17N82W TO 18N79W TO
21N80W...INCLUDING STRAITS OF FLORIDA AND IN YUCATAN CHANNEL...E
TO WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST HURRICANE NINE NEAR 23.4N 85.8W. MAXIMUM
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS
WITHIN 210 NM E SEMICIRCLE...110 NM SW QUADRANT AND 130 NM NW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 180 NM N SEMICIRCLE...240
NM SE QUADRANT...AND 150 NM SW QUADRANT WITH SEAS TO 24 FT.
ELSEWHERE...WITHIN 28N79W TO 30N86W TO 23N91W TO 19N86W TO 18N81W
TO 21N79W TO 28N79W...INCLUDING STRAITS OF FLORIDA AND IN
YUCATAN CHANNEL...WINDS 20 TO 33 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.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 31N68W TO 31N73W TO 30N70W TO 30N69W TO 30N67W TO
31N68W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL.
.24 HOUR FORECAST WITHIN 31N67W TO 31N68W TO 31N72W TO 29N71W TO
30N69W TO 30N67W TO 31N67W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN N TO NE SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE.

.ATLC 36 HOUR FORECAST WITHIN 20N35W TO 20N36W TO 18N36W TO
17N36W TO 17N35W TO 20N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN
NE TO E SWELL.
.48 HOUR FORECAST WITHIN 21N35W TO 21N37W TO 19N37W TO 17N37W TO
16N36W TO 16N35W TO 21N35W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO
10 FT.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

$$
.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.