FVXX22 KNES 260409 VA ADVISORY DTG: 20171226/0409Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2017/813 INFO SOURCE: GOES-EAST. GUAYAQUIL MWO. NWP MODELS. ERUPTION DETAILS: ONGOING EMS OBS VA DTG: 26/0345Z OBS VA CLD: SFC/FL140 N0010 W07743 - S0002 W07738 - S0005 W07740 - N0005 W07750 - N0010 W07743 MOV N 5-10KT FCST VA CLD +6HR: 26/1000Z SFC/FL140 N0011 W07743 - S0002 W07738 - S0005 W07739 - N0004 W07752 - N0011 W07743 FCST VA CLD +12HR: 26/1600Z SFC/FL140 NO ASH EXP FCST VA CLD +18HR: 26/2200Z NO ASH EXP RMK: IMAGERY SHOWS VA EXTENDING 10 NMI NNW OF THE SUMMIT. 6 HR FORECAST BASED ON EXTRAPOLATION DUE TO LACK OF CONSISTANCY IN MODEALS ...SCHWARTZ NXT ADVISORY: WILL BE ISSUED BY 20171226/1015Z