FVXX21 KNES 161305 VA ADVISORY DTG: 20160716/1305Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0201 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2016/070 INFO SOURCE: GOES-EAST. GFS WINDS. ERUPTION DETAILS: EM AT 16/1215Z OBS VA DTG: 16/1215Z OBS VA CLD: SFC/FL190 S0159 W07821 - S0203 W07818 - S0210 W07826 - S0207 W07828 - S0159 W07821 MOV SW 15-20KT FCST VA CLD +6HR: 16/1830Z SFC/FL190 S0159 W07821 - S0202 W07817 - S0216 W07830 - S0213 W07832 - S0159 W07821 FCST VA CLD +12HR: 17/0030Z FCST VA CLD +18HR: 17/0630Z RMK: STLT IMAGERY SHOWED A POSS VA PLUME EXTG 12NM SW OF SUMMIT. MODEL FCST WINDS DO NOT AGREE WITH OBS MOTION SO NO 12 OR 18 HR FCST IS AVBL AND 6HR FCST IS BASED ON CONTINUITY. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20160716/1900Z