000 FZNT02 KNHC 312111 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC THU AUG 31 2023 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 THU AUG 31. 24 HOUR FORECAST VALID 1800 UTC FRI SEP 01. 48 HOUR FORECAST VALID 1800 UTC SAT SEP 02. .WARNINGS. ...ATLC TROPICAL STORM WARNING... .TROPICAL STORM JOSE NEAR 30.8N 52.2W 1009 MB AT 2100 UTC AUG 31 MOVING N OR 360 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM E SEMICIRCLE AND 0 NM W SEMICIRCLE. WITHIN 120 NM NE AND 90 NM SE QUADRANTS WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. .24 HOUR FORECAST TROPICAL STORM JOSE WELL N OF AREA NEAR 37.2N 51.0W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. OVER FORECAST WATERS WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .36 HOUR FORECAST...DISSIPATED. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. ...ATLC GALE WARNING... ...TROPICAL STORM WARNING... .POST-TROPICAL CYCLONE IDALIA N OF AREA NEAR 33.5N 73.5W 994 MB AT 2100 UTC AUG 31 MOVING E OR 090 DEG AT 18 KT. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. OVER FORECAST WATERS N OF 29N BETWEEN 73.5W AND 78W SW TO W WINDS 25 TO 35 KT. SEAS 10 TO 16 FT IN MIXED SWELL. ELSEWHERE N OF 27N BETWEEN 70W AND 78W SW TO W WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. .12 HOUR FORECAST POST-TROPICAL EXTRATROPICAL IDALIA NEAR 33.0N 70.8W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. .24 HOUR FORECAST POST-TROPICAL EXTRATROPICAL IDALIA N OF AREA NEAR 31.8N 68.3W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. N OF 28N BETWEEN 68W AND 74W NW TO N WINDS 25 TO 35 KT. SEAS 12 TO 18 FT. N OF 29N BETWEEN 65W AND 68W SW WINDS 25 TO 30 KT. SEAS 10 TO 14 FT. REMAINDER OF THE AREA N OF 27N BETWEEN 63W AND 66W SW WINDS 20 TO 25 KT E OF 68W...AND NW TO N WINDS W OF 68W. SEAS 8 TO 12 FT. ELSEWHERE N OF 27N AND E OF A LINE FROM 31N80W TO 27N77W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT PRIMARILY IN NE SWELL. .48 HOUR FORECAST TROPICAL STORM IDALIA NEAR 30.9N 65.9W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM S SEMICIRCLE...130 NM NE QUADRANT AND 100 NM NW QUADRANT. OVER FORECAST WATERS N OF 27N BETWEEN 66W AND 75W N WINDS 20 TO 30 KT. SEAS 12 TO 16 FT. N OF 26N BETWEEN 62W AND 66W S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. ELSEWHERE N OF A LINE FROM 31N60W TO 24N65W TO 23N73W TO 27N77W TO 31N80W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NORTHERLY SWELL. .72 HOUR FORECAST TROPICAL STORM IDALIA NEAR 32.1N 63.4W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST TROPICAL STORM IDALIA NEAR 35.1N 60.5W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. .120 HOUR FORECAST EXTRATROPICAL LOW IDALIA POST-TROP/EXTRATROP NEAR 38.0N 59.9W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 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 HURRICANE FRANKLIN WELL N OF AREA. ELSEWHERE N OF 29N BETWEEN 50W AND 65W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT PRIMARILY IN NW SWELL. .24 HOUR FORECAST N OF 27N BETWEEN 50W AND 55W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT PRIMARILY IN NW SWELL. .48 HOUR FORECAST N OF 28N BETWEEN 52W AND 60W W TO NW WINDS 20 TO 25 KT. SEAS 8 TO 12 FT PRIMARY IN NW SWELL. ELSEWHERE N OF 28N BETWEEN 50W AND 60W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL. CARIBBEAN FROM 11N TO 15N BETWEEN 70W AND 77W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT. .12 HOUR FORECAST FROM 11N TO 16N BETWEEN 69W AND 78W... INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS 8 FT W OF 72W. .24 HOUR FORECAST FROM 11N TO 15N BETWEEN TOW AND 75W... INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .36 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER GR. NATIONAL HURRICANE CENTER.