FVXX22 KNES 160354 VA ADVISORY DTG: 20171216/0354Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2017/776 INFO SOURCE: GOES-EAST. NWP MODELS. ERUPTION DETAILS: VA EMS OBS IN STLT IMAGERY OBS VA DTG: 16/0315Z OBS VA CLD: SFC/FL160 N0043 W07819 - S0003 W07739 - S0004 W07740 - N0005 W07839 - N0043 W07819 MOV NW 10KT FCST VA CLD +6HR: 16/0930Z SFC/FL160 N0035 W07827 - S0004 W07739 - S0005 W07739 - S0002 W07838 - N0035 W07827 FCST VA CLD +12HR: 16/1530Z SFC/FL160 N0030 W07833 - S0003 W07739 - S0005 W07739 - S0013 W07837 - N0030 W07833 FCST VA CLD +18HR: 16/2130Z SFC/FL160 N0017 W07837 - S0003 W07739 - S0005 W07739 - S0023 W07834 - N0017 W07837 RMK: VA EMS OBS MOV NW IN STLT IMAGERY. NWP GUIDANCE SUGGEST GEN MOV W THROUGH +18 ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20171216/1000Z