000 FZNT02 KNHC 162037 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC SAT SEP 16 2023 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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. SECURITE ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND GULF OF MEXICO SYNOPSIS VALID 1800 UTC SAT SEP 16. 24 HOUR FORECAST VALID 1800 UTC SUN SEP 17. 48 HOUR FORECAST VALID 1800 UTC MON SEP 18. .WARNINGS. ...ATLC HURRICANE WARNING... .TROPICAL DEPRESSION FIFTEEN NEAR 20.8N 47.1W 1006 MB AT 2100 UTC SEP 16 MOVING NNW OR 330 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS 12 FT OR GREATER WITHIN 0 NM S SEMICIRCLE...120 NM NE QUADRANT AND 90 NM NW QUADRANT WITH SEAS TO 13 FT. ELSEWHERE WITHIN 23N44W TO 24N48W TO 21N50W TO 18N48W TO 19N45W TO 21N43W TO 23N44W WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA WITHIN 21N40W TO 24N42W TO 26N48W TO 24N51W TO 17N48W TO 17N41W TO 21N40W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. .12 HOUR FORECAST TROPICAL STORM FIFTEEN NEAR 22.3N 48.2W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM NE QUADRANT...20 NM SE QUADRANT...0 NM SW QUADRANT...AND 50 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM N SEMICIRCLE AND 30 NM S SEMICIRCLE WITH SEAS TO 15 FT. ELSEWHERE WITHIN 25N45W TO 26N48W TO 23N51W TO 20N50W TO 20N48W TO 21N45W TO 25N45W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA WITHIN 27N44W TO 28N49W TO 25N53W TO 20N52W TO 18N44W TO 22N41W TO 27N44W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. .24 HOUR FORECAST TROPICAL STORM FIFTEEN NEAR 24.2N 49.7W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM NE QUADRANT...60 NM SE QUADRANT...20 NM SW QUADRANT...AND 90 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 150 NM N SEMICIRCLE AND 75 S SEMICIRCLE WITH SEAS TO 20 FT. ELSEWHERE WITHIN 24N46W TO 27N47W TO 26N53W TO 24N53W TO 21N50W TO 21N47W TO 24N46W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA WITHIN 31N39W TO 27N47W TO 31N59W TO 26N54W TO 19N51W TO 20N44W TO 31N39W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. .48 HOUR FORECAST HURRICANE FIFTEEN NEAR 26.9N 52.9W. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM NE QUADRANT...120 NM SE QUADRANT...80 NM SW QUADRANT...AND 110 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 240 NM N SEMICIRCLE AND 210 NM S SEMICIRCLE WITH SEAS TO 30 FT. ELSEWHERE WITHIN 30N51W TO 30N55W TO 26N56W TO 23N52W TO 26N49W TO 30N51W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA WITHIN 28N45W TO 31N58W TO 26N59W TO 22N57W TO 20N52W TO 23N45W TO 28N45W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL. .72 HOUR FORECAST HURRICANE FIFTEEN NEAR 30.0N 56.4W. MAXIMUM SUSTAINED WINDS 95 KT GUSTS 115 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST HURRICANE FIFTEEN NEAR 34.6N 57.3W. MAXIMUM SUSTAINED WINDS 90 KT GUSTS 110 KT. .120 HOUR FORECAST HURRICANE FIFTEEN NEAR 39.6N 52.0W. MAXIMUM SUSTAINED WINDS 80 KT GUSTS 100 KT. 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 30N35W TO 31N79W TO 24N73W TO 29N59W TO 29N36W TO 30N35W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED NE AND NW SWELL. .24 HOUR FORECAST CONDITIONS MERGE WITH WARNING FEATURE. .CARIBBEAN WITHIN 13N70W TO 13N74W TO 12N75W TO 12N72W TO 11N72W TO 12N70W TO 13N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LITTLE CHANGE. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.