High Seas Forecast
Issued by NWS

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157
FZNT02 KNHC 281440
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SAT SEP 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SAT SEP 28.
24 HOUR FORECAST VALID 1200 UTC SUN SEP 29.
48 HOUR FORECAST VALID 1200 UTC MON SEP 30.

.WARNINGS.

...ATLC TROPICAL STORM WARNING...
.TROPICAL STORM JOYCE NEAR 20.0N 46.0W 1004 MB AT 1500 UTC SEP
28 MOVING NW OR 305 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 45 KT
GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 20 NM S
SEMICIRCLE...40 NM NE QUADRANT AND 90 NM NW QUADRANT.  SEAS 12
FT OR GREATER WITHIN 120 NM NE QUADRANT...30 NM SE QUADRANT...60
NM SW QUADRANT...AND 90 NM NW QUADRANT WITH SEAS TO 15 FT.
ELSEWHERE WITHIN 22N44W TO 22N47W TO 21N48W TO 19N47W TO 19N45W
TO 20N44W TO 22N44W WINDS 20 TO 33 KT. SEAS 10 TO 12 FT.
REMAINDER OF AREA WITHIN 22N41W TO 24N44W TO 21N48W TO 18N48W TO
17N45W TO 19N42W TO 22N41W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT
IN E SWELL.
.24 HOUR FORECAST TROPICAL STORM JOYCE NEAR 21.1N 48.6W. MAXIMUM
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS
WITHIN 50 NM NE QUADRANT...20 NM SE QUADRANT...0 NM SW
QUADRANT...AND 40 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 60
NM N SEMICIRCLE WITH SEAS TO 13 FT. ELSEWHERE WITHIN 22N47W TO
22N49W TO 21N49W TO 20N49W TO 20N48W TO 21N47W TO 22N47W WINDS 20
TO 33 KT. SEAS 10 TO 12 FT. REMAINDER OF AREA WITHIN 22N44W TO
24N46W TO 24N48W TO 22N53W TO 19N51W TO 19N46W TO 22N44W WINDS 20
KT OR LESS. SEAS 8 TO 10 FT IN E TO SE SWELL.
.48 HOUR FORECAST TROPICAL STORM JOYCE NEAR 22.2N 49.6W. MAXIMUM
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS
WITHIN 0 NM W SEMICIRCLE...30 NM NE QUADRANT AND 20 NM SE
QUADRANT. SEAS TO 12 FT WITHIN 45 NM NE QUADRANT. ELSEWHERE
WITHIN 23N48W TO 24N50W TO 22N51W TO 21N50W TO 21N49W TO 22N48W
TO 23N48W 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 20N35W TO 19N36W TO 17N36W TO 16N35W TO 20N35W
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE TO E SWELL.
.24 HOUR FORECAST WITHIN 22N35W TO 21N39W TO 19N40W TO 16N39W TO
15N35W TO 22N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN E
SWELL.
.48 HOUR FORECAST WITHIN 20N35W TO 22N39W TO 20N41W TO 17N41W TO
15N35W TO 20N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN E
SWELL.

.ATLC 48 HOUR FORECAST WITHIN 31N41W TO 31N49W TO 31N57W TO
31N56W TO 30N45W TO 31N41W SW TO W WINDS 20 TO 25 KT. SEAS 8 TO
10 FT.

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

$$
.FORECASTER ERA. NATIONAL HURRICANE CENTER.