000 FZNT02 KNHC 280357 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 0430 UTC SAT SEP 28 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC SAT SEP 28. 24 HOUR FORECAST VALID 0000 UTC SUN SEP 29. 48 HOUR FORECAST VALID 0000 UTC MON SEP 30. .WARNINGS. ...ATLANTIC TROPICAL STORM WARNING... .TROPICAL STORM JOYCE NEAR 18.9N 44.7W 1004 MB AT 0300 UTC SEP 28 MOVING WNW OR 300 DEG AT 10 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...75 NM NE QUADRANT AND 45 NM NW QUADRANT WITH SEAS TO 14 FT. ELSEWHERE WITHIN 20N42W TO 21N44W TO 20N46W TO 18N46W TO 18N43W TO 19N41W TO 20N42W WINDS 20 TO 33 KT. SEAS 10 TO 12 FT. REMAINDER OF AREA WITHIN 21N39W TO 23N42W TO 20N46W TO 18N46W TO 17N44W TO 19N38W TO 21N39W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED SWELL. .24 HOUR FORECAST TROPICAL STORM JOYCE NEAR 19.7N 47.7W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 20 NM S SEMICIRCLE...50 NM NE QUADRANT AND 40 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 105 NM NE QUADRANT AND 90 NM NW QUADRANT WITH SEAS TO 15 FT. ELSEWHERE WITHIN 22N44W TO 22N46W TO 21N49W TO 20N49W TO 19N47W TO 20N45W TO 22N44W WINDS 20 TO 33 KT. SEAS 9 TO 11 FT. REMAINDER OF AREA WITHIN 23N42W TO 24N46W TO 23N50W TO 20N51W TO 18N49W TO 20N41W TO 23N42W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL. .48 HOUR FORECAST TROPICAL STORM JOYCE NEAR 21.0N 49.5W. 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. SEAS 12 FT OR GREATER WITHIN 60 NM NE QUADRANT WITH SEAS TO 12 FT. ELSEWHERE WITHIN 22N48W TO 22N50W TO 21N50W TO 20N50W TO 20N49W TO 21N48W TO 22N48W WINDS 20 TO 33 KT. SEAS 9 TO 11 FT. REMAINDER OF AREA WITHIN 25N48W TO 25N50W TO 21N54W TO 21N48W TO 22N46W TO 25N48W WINDS 20 KT OR LESS. SEAS 8 TO 10 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 31N73W TO 31N80W TO 29N79W TO 29N75W TO 31N73W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN S TO SW SWELL. .12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .ATLC 18 HOUR FORECAST WITHIN 20N35W TO 19N36W TO 18N36W TO 17N36W TO 17N35W TO 20N35W WINDS 20 KT OR LESS. SEAS 8 FT IN E SWELL. .24 HOUR FORECAST WITHIN 20N35W TO 20N37W TO 17N37W TO 16N35W TO 20N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN E SWELL. .48 HOUR FORECAST WITHIN 21N35W TO 20N39W TO 18N39W TO 17N37W TO 17N35W TO 21N35W E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT IN E SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER AREINHART. NATIONAL HURRICANE CENTER.