986 FZNT02 KNHC 140921 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1030 UTC FRI SEP 14 2018 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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. PAN PAN ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND GULF OF MEXICO SYNOPSIS VALID 0600 UTC FRI SEP 14. 24 HOUR FORECAST VALID 0600 UTC SAT SEP 15. 48 HOUR FORECAST VALID 0600 UTC SUN SEP 16. .WARNINGS. ...HURRICANE WARNING... .HURRICANE FLORENCE N OF AREA NEAR 34.2N 77.4W 958 MB AT 0900 UTC SEP 14 MOVING WNW OR 285 DEG AT 5 KT. MAXIMUM SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS WITHIN 170 NM NE...150 NM SE...140 NM SW AND 100 NM NW QUADRANTS. SEAS 12 FT OR GREATER WITHIN 360 NM NE...300 NM SE...240 NM SW AND 50 NM NW QUADRANTS WITH SEAS TO 40 FT. OVER FORECAST WATERS WITHIN 360 NM SE SEMICIRCLE WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN N SWELL. .24 HOUR FORECAST HURRICANE FLORENCE INLAND NEAR 33.9N 79.1W. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. OVER FORECAST WATERS WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .36 HOUR FORECAST TROPICAL STORM FLORENCE INLAND NEAR 33.8N 79.9W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. OVER FORECAST WATERS WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .48 HOUR FORECAST TROPICAL STORM FLORENCE INLAND NEAR 34.1N 81.1W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. OVER FORECAST WATERS WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .72 HOUR FORECAST TROPICAL DEPRESSION FLORENCE INLAND NEAR 36.6N 83.2W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST TROPICAL DEPRESSION FLORENCE NEAR 36.6N 83.2W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. .120 HOUR FORECAST POST-TROPICAL FLORENCE NEAR 43.5N 72.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. ...TROPICAL STORM WARNING... .TROPICAL STORM HELENE NEAR 30.6N 36.0W 992 MB AT 0900 UTC SEP 14 MOVING N OR 010 DEG AT 20 KT. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS WITHIN 90 NM S SEMICIRCLE...120 NM NE QUADRANT AND 100 NM NW QUADRANT. SEAS 12 FT OR GREATER AND WINDS 20 TO 33 KT WITHIN 210 NM NW AND SE QUADRANTS...180 NM NE QUADRANT AND 240 NM SW QUADRANT WITH SEAS TO 25 FT. ELSEWHERE N OF 24N E OF 57W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL. .24 HOUR FORECAST TROPICAL STORM HELENE N OF AREA NEAR 36.7N 33.8W. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. OVER FORECAST WATERS WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .48 HOUR FORECAST POST-TROPICAL EXTRATROPICAL HELENE NEAR 41.3N 26.9W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. OVER FORECAST WATERS WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .72 HOUR FORECAST POST-TROPICAL EXTRATROPICAL HELENE NEAR 45.5N 17.7W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST EXTRATROPICAL LOW HELENE NEAR 45.5N 17.7W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. .120 HOUR FORECAST...DISSIPATED. ...TROPICAL STORM WARNING... .TROPICAL STORM JOYCE N OF AREA NEAR 32.1N 44.9W 1003 MB AT 0900 UTC SEP 14 MOVING SSW OR 210 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM SE QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM E AND 300 NM W SEMICIRCLE WITH SEAS TO 13 FT. OVER FORECAST WATERS WITHIN 150 NM S SEMICIRCLE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. .24 HOUR FORECAST TROPICAL STORM JOYCE N OF AREA NEAR 31.8N 43.7W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM NW AND SE QUADRANTS...40 NM NE QUADRANT AND 0 NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 210 NM W QUADRANT WITH SEAS TO 14 FT. OVER FORECAST WATERS WITHIN 120 NM S SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. .48 HOUR FORECAST TROPICAL DEPRESSION JOYCE NEAR 34.0N 40.7W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. OVER FORECAST WATERS WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .72 HOUR FORECAST TROPICAL DEPRESSION JOYCE NEAR 36.5N 34.5W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. .96 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. .SYNOPSIS AND FORECAST. .TROPICAL DEPRESSION ISAAC NEAR 15.0N 65.5W 1006 MB AT 0900 UTC SEP 14 MOVING W OR 275 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 240 NM NE AND 30 NM SW SEMICIRCLES OF LOW WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. .24 HOUR FORECAST TROPICAL DEPRESSION ISAAC NEAR 15.2N 69.7W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 120 NM N QUADRANT OF LOW WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. .48 HOUR FORECAST TROPICAL DEPRESSION ISAAC NEAR 15.4N 73.8W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 30 NM N QUADRANT OF LOW WINDS 20 TO 25 KT. SEAS TO 8 FT. .72 HOUR FORECAST TROPICAL DEPRESSION ISAAC NEAR 16.4N 77.7W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. .96 HOUR FORECAST...DISSIPATED. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.