FVXX23 KNES 120418 VA ADVISORY DTG: 20190612/0418Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2019/650 INFO SOURCE: GOES-EAST. WEB CAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: VA EM MOV W OBS VA DTG: 12/0400Z OBS VA CLD: SFC/FL170 S0001 W07804 - S0004 W07740 - S0006 W07740 - S0006 W07804 - S0001 W07804 MOV W 20KT FCST VA CLD +6HR: 12/1000Z SFC/FL170 N0000 W07804 - S0004 W07740 - S0006 W07740 - S0006 W07804 - N0000 W07804 FCST VA CLD +12HR: 12/1600Z SFC/FL170 N0001 W07804 - S0004 W07739 - S0006 W07739 - S0005 W07804 - N0001 W07804 FCST VA CLD +18HR: 12/2200Z SFC/FL170 N0001 W07804 - S0003 W07739 - S0007 W07739 - S0005 W07804 - N0001 W07804 RMK: OCNL DISCRETE VA EM DETECTED IN STLT IMAGERY MOV W. VA EM EXPECTED TO DISP WI 25 NM OF SUMMIT AS IT MOVES THRU MET CLDS. DISCRETE VA EM EXPECTED TO CONT THRU FCST PERIOD BASED ON RECENT ACT. ...VELASCO NXT ADVISORY: WILL BE ISSUED BY 20190612/1015Z