000 FZNT02 KNHC 280917 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1030 UTC SAT SEP 28 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0600 UTC SAT SEP 28. 24 HOUR FORECAST VALID 0600 UTC SUN SEP 29. 48 HOUR FORECAST VALID 0600 UTC MON SEP 30. .WARNINGS. ...ATLANTIC TROPICAL STORM WARNING... .TROPICAL STORM JOYCE NEAR 19.5N 45.3W 1004 MB AT 0900 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 0 NM S SEMICIRCLE...120 NM NE QUADRANT AND 90 NM NW QUADRANT WITH SEAS TO 14 FT. ELSEWHERE WITHIN 21N43W TO 22N44W TO 22N46W TO 20N46W TO 18N45W TO 20N42W TO 21N43W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA WITHIN 21N39W TO 24N43W TO 23N45W TO 20N48W TO 17N46W TO 18N41W TO 21N39W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. .24 HOUR FORECAST TROPICAL STORM JOYCE NEAR 20.5N 48.2W. 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 45 NM W SEMICIRCLE AND 30 NM NE QUADRANT WITH SEAS TO 14 FT. ELSEWHERE WITHIN 21N47W TO 22N48W TO 21N49W TO 19N48W TO 19N47W TO 21N47W WINDS 20 TO 33 KT. SEAS 10 TO 12 FT. REMAINDER OF AREA WITHIN 24N46W TO 24N49W TO 20N52W TO 19N51W TO 19N44W TO 20N42W TO 24N46W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. .48 HOUR FORECAST TROPICAL STORM JOYCE NEAR 21.7N 49.6W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 20 NM NW AND SE QUADRANTS...30 NM NE QUADRANT AND 0 NM SW QUADRANT. ELSEWHERE WITHIN 22N49W TO 23N49W TO 22N50W TO 21N50W TO 21N49W TO 22N49W WINDS 20 TO 33 KT. SEAS 8 TO 10 FT. REMAINDER OF AREA WITHIN 24N46W TO 25N48W TO 23N51W TO 20N53W TO 20N50W TO 22N46W TO 24N46W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED SWELL. 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 31N74W TO 31N78W TO 30N78W TO 30N76W TO 30N75W TO 31N74W WINDS 20 KT OR LESS. SEAS 8 FT IN SW SWELL. .06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .ATLC 06 HOUR FORECAST WITHIN 21N35W TO 19N37W TO 19N39W TO 16N35W TO 21N35W WINDS 20 KT OR LESS. SEAS 8 FT IN NE TO E SWELL. .24 HOUR FORECAST WITHIN 22N35W TO 20N40W TO 18N40W TO 16N39W TO 15N35W TO 22N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN E SWELL. .48 HOUR FORECAST WITHIN 21N35W TO 23N37W TO 22N41W TO 19N42W TO 16N39W TO 15N35W TO 21N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN E SWELL. .ATLC 48 HOUR FORECAST WITHIN 31N41W TO 31N55W TO 31N54W TO 31N48W TO 30N46W TO 30N44W TO 31N41W SW WINDS 20 TO 25 KT. SEAS 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER AREINHART. NATIONAL HURRICANE CENTER.