248 FKNT21 KNHC 131439 TCANT1 HURRICANE FLORENCE ICAO ADVISORY NUMBER 57 NWS NATIONAL HURRICANE CENTER MIAMI FL AL062018 1500 UTC THU SEP 13 2018 TC ADVISORY DTG: 20180913/1500Z TCAC: KNHC TC: FLORENCE NR: 057 PSN: N3324 W07530 MOV: NW 09KT C: 0955HPA MAX WIND: 090KT FCST PSN + 06 HR: 132100 N3344 W07614 FCST MAX WIND + 06 HR: 095KT FCST PSN + 12 HR: 140300 N3358 W07654 FCST MAX WIND + 12 HR: 095KT FCST PSN + 18 HR: 140900 N3407 W07730 FCST MAX WIND + 18 HR: 090KT FCST PSN + 24 HR: 141500 N3410 W07801 FCST MAX WIND + 24 HR: 080KT RMK THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20180913/2100Z $$