000 FKPZ25 KNHC 010851 TCAPZ5 TROPICAL STORM IRWIN ICAO ADVISORY NUMBER 40 NWS NATIONAL HURRICANE CENTER MIAMI FL EP102017 0900 UTC TUE AUG 01 2017 TC ADVISORY DTG: 20170801/0900Z TCAC: KNHC TC: IRWIN NR: 040 PSN: N2454 W12848 MOV: NNW 11KT C: 1007HPA MAX WIND: 040KT FCST PSN + 06 HR: 011500 N2546 W12924 FCST MAX WIND + 06 HR: 035KT FCST PSN + 12 HR: 012100 N2631 W12958 FCST MAX WIND + 12 HR: 030KT FCST PSN + 18 HR: 020300 N2710 W13031 FCST MAX WIND + 18 HR: 025KT FCST PSN + 24 HR: 020900 N2743 W13101 FCST MAX WIND + 24 HR: 025KT RMK THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20170801/1500Z ..