ADT Date/Time Fix Lat Lon | OBS Date/Time Fix Lat Lon | Diff 2016/09/12/0109Z FCST 13.5 -112.1 | 2016/09/12/0000Z BEST 13.4 -112.3 | 14.2 2016/09/12/0609Z FCST 14.0 -111.3 | 2016/09/12/0600Z BEST 14.3 -110.9 | 31.1 2016/09/12/1209Z FCST 14.9 -109.7 | 2016/09/12/1200Z BEST 15.1 -109.7 | 14.6 2016/09/12/1809Z FCST 15.5 -108.5 | 2016/09/12/1800Z BEST 15.3 -108.8 | 22.0