FVXX22 KNES 150848 VA ADVISORY DTG: 20171215/0848Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2017/773 INFO SOURCE: GOES-EAST. NWP MODELS. ERUPTION DETAILS: CONT VA EMS OBS VA DTG: 15/0815Z OBS VA CLD: SFC/FL150 N0019 W07822 - S0003 W07740 - S0004 W07740 - S0022 W07822 - N0019 W07822 MOV W 10KT FCST VA CLD +6HR: 15/1430Z SFC/FL150 N0015 W07823 - S0004 W07738 - S0004 W07740 - S0024 W07824 - N0015 W07823 FCST VA CLD +12HR: 15/2030Z SFC/FL150 N0017 W07823 - S0003 W07740 - S0005 W07740 - S0024 W07822 - N0017 W07823 FCST VA CLD +18HR: 16/0230Z SFC/FL150 N0018 W07823 - S0002 W07738 - S0005 W07738 - S0023 W07823 - N0018 W07823 RMK: CONT VA EMS OBS MOV W IN STLT IMAGERY. NWP GUIDANCE SUGGEST CONT MOV W THROUGH +18 ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20171215/1445Z