578
FZNT02 KNHC 300323
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC MON SEP 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

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

SECURITE

ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF MEXICO

SYNOPSIS VALID 0000 UTC MON SEP 30.
24 HOUR FORECAST VALID 0000 UTC TUE OCT 01.
48 HOUR FORECAST VALID 0000 UTC WED OCT 02.

.WARNINGS.

...ATLC HURRICANE WARNING...
.TROPICAL DEPRESSION TWELVE E OF AREA NEAR 13.9N 33.2W 1006 MB
AT 0300 UTC SEP 30 MOVING W OR 280 DEG AT 6 KT. MAXIMUM
SUSTAINED WINDS 30 KT GUSTS 40 KT. FROM 15N TO 18N BETWEEN 35W
AND 37W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN E SWELL.
.12 HOUR FORECAST TROPICAL STORM TWELVE NEAR 14.0N 34.6W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.
.24 HOUR FORECAST TROPICAL STORM TWELVE NEAR 14.2N 36.8W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 90 NM NE QUADRANT...50 NM SE QUADRANT...20 NM SW
QUADRANT...AND 60 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN
THE AREA OF TROPICAL STORM FORCE WINDS WITH SEAS TO 14 FT.
ELSEWHERE FROM 12N TO 18N BETWEEN 35W AND 40W WINDS 20 TO 33 KT.
SEAS 8 TO 12 FT.
.48 HOUR FORECAST HURRICANE TWELVE NEAR 15.2N 40.6W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS
WITHIN 140 NM NE QUADRANT...130 NM SE QUADRANT...60 NM SW
QUADRANT...AND 100 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN
120 NM OF CENTER...EXCEPT 60 NM SW QUADRANT WITH SEAS TO 24 FT.
ELSEWHERE FROM 10N TO 20N BETWEEN 35W AND 44W 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.

.TROPICAL DEPRESSION JOYCE NEAR 22.3N 49.6W 1006 MB AT 0300 UTC
SEP 30 MOVING NW OR 310 DEG AT 5 KT. MAXIMUM SUSTAINED WINDS 30
KT GUSTS 40 KT.  SEAS 12 FT OR GREATER WITHIN 0 NM S
SEMICIRCLE...60 NM NE QUADRANT AND 30 NM NW QUADRANT WITH SEAS
TO 13 FT. ELSEWHERE FROM 21N TO 24N BETWEEN 46W AND 51W WINDS 20
TO 30 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW JOYCE NEAR 23.6N
49.8W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 120 NM
NE QUADRANT OF CENTER WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW JOYCE NEAR 25.7N
49.6W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. WINDS 20 KT OR
LESS. SEAS LESS THAN 8 FT.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.

.ATLC 18 HOUR FORECAST N OF 30N BETWEEN 50W AND 56W WINDS 20 KT
OR LESS. SEAS 8 TO 9 FT IN NE SWELL.
.24 HOUR FORECAST N OF 29N BETWEEN 44W AND 56W WINDS 20 KT OR
LESS. SEAS 8 TO 9 FT IN N TO NE SWELL.
.48 HOUR FORECAST N OF 30N BETWEEN 40W AND 45W WINDS 20 KT OR
LESS. SEAS 8 FT IN N TO NE SWELL.

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

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.