HIE Date/Time Fix Lat Lon | OBS Date/Time Fix Lat Lon | Diff 2017/10/28/1745Z FCST 21.5 82.5 | 2017/10/28/1800Z BEST 21.8 82.4 | 19.6 2017/10/28/2345Z FCST 23.9 82.2 | 2017/10/29/0000Z BEST 24.0 82.4 | 12.8 2017/10/29/0545Z FCST 25.6 81.3 | 2017/10/29/0600Z BEST 25.7 81.1 | 15.7 2017/10/29/1145Z FCST 25.9 80.1 | 2017/10/29/1200Z BEST 27.5 78.9 | 114.6 2017/10/29/1745Z FCST 28.6 76.1 | 2017/10/29/1800Z BEST 29.0 75.6 | 34.2