FVXX22 KNES 212207 VA ADVISORY DTG: 20180821/2207Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2018/789 INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. ERUPTION DETAILS: PSBL VA EM OBS VA DTG: 21/2130Z OBS VA CLD: SFC/FL160 N0012 W07748 - N0008 W07746 - N0003 W07750 - N0007 W07753 - N0012 W07748 MOV NW 15KT FCST VA CLD +6HR: 22/0330Z SFC/FL160 NO ASH EXP FCST VA CLD +12HR: 22/0930Z NO ASH EXP FCST VA CLD +18HR: 22/1530Z NO ASH EXP RMK: STLT IMAGERY SHOWED PSBL CLD OF VA CENTERED 15 NM NW OF THE SUMMIT AND DISP RAPIDLY. MODEL FCST WINDS SUGGEST FUTURE EM WOULD MOV TO NW. ...TURK NXT ADVISORY: WILL BE ISSUED BY 20180822/0400Z