FVXX22 KNES 191236 VA ADVISORY DTG: 20190819/1236Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2019/899 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCAT. ERUPTION DETAILS: VA EMS CONTINUE OBS VA DTG: 19/1200Z OBS VA CLD: SFC/FL170 N0000 W07755 - S0004 W07741 - S0007 W07741 - S0008 W07756 - N0000 W07755 MOV W 10-15KT FCST VA CLD +6HR: 19/1800Z SFC/FL170 N0000 W07755 - S0003 W07741 - S0008 W07741 - S0008 W07756 - N0000 W07755 FCST VA CLD +12HR: 20/0000Z SFC/FL170 S0000 W07755 - S0004 W07741 - S0007 W07741 - S0008 W07756 - S0000 W07755 FCST VA CLD +18HR: 20/0600Z SFC/FL170 S0000 W07755 - S0004 W07741 - S0006 W07740 - S0008 W07756 - S0000 W07755 RMK: APPROX 1 HR PRIOR TO ISSAUNCE TIME, DISCRETE VA EM SEEN ON STLT IMAGERY MOV WNW FM SUMMIT. VA HEIGHT AND FRCST BASED ON IMAGERY AND MODEL GUIDANCE. ...KIM NXT ADVISORY: WILL BE ISSUED BY 20190819/1830Z