000 FKNT21 KNHC 210237 TCANT1 TROPICAL STORM ARLENE ICAO ADVISORY NUMBER 7 NWS NATIONAL HURRICANE CENTER MIAMI FL AL012017 0300 UTC FRI APR 21 2017 TC ADVISORY DTG: 20170421/0300Z TCAC: KNHC TC: ARLENE NR: 007 PSN: N3924 W04412 MOV: NW 24KT C: 0993HPA MAX WIND: 045KT FCST PSN + 06 HR: 210900 N3948 W04644 FCST MAX WIND + 06 HR: 040KT FCST PSN + 12 HR: 211500 N//// W///// FCST MAX WIND + 12 HR: ///KT FCST PSN + 18 HR: 212100 N//// W///// FCST MAX WIND + 18 HR: ///KT FCST PSN + 24 HR: 220300 N//// W///// FCST MAX WIND + 24 HR: ///KT RMK THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20170421/0900Z ..