FVXX22 KNES 202306 VA ADVISORY DTG: 20170720/2306Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0201 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2017/003 INFO SOURCE: GOES-EAST. EXPERIMENTAL GOES-16. GUAYAQUIL MWO. NWP MODELS. ERUPTION DETAILS: CONT VA EMMISSIONS OBS VA DTG: 20/2230Z OBS VA CLD: SFC/FL250 S0149 W07903 - S0158 W07822 - S0204 W07822 - S0214 W07902 - S0149 W07903 MOV W 35-40KT FCST VA CLD +6HR: 21/0430Z SFC/FL250 S0146 W07919 - S0158 W07822 - S0205 W07822 - S0219 W07918 - S0146 W07919 FCST VA CLD +12HR: 21/1030Z SFC/FL250 NO ASH EXP FCST VA CLD +18HR: 21/1630Z NO ASH EXP RMK: RPRTS OF VA EMISSIONS CONFIRMED IN STLT IMAGERY. PLUME CURRENTLY OBSERVED ABOUT 40 NMI W OF SUMMIT. FORCAST BASED OFF NEW MODELS. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20170721/0500Z