FVXX22 KNES 171840 VA ADVISORY DTG: 20190817/1840Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2019/890 INFO SOURCE: GOES-EAST. WEB CAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 17/1810Z OBS VA CLD: SFC/FL170 N0001 W07759 - S0004 W07740 - S0005 W07739 - S0004 W07801 - N0001 W07759 MOV W 15-20KT FCST VA CLD +6HR: 18/0000Z SFC/FL170 N0003 W07800 - S0004 W07739 - S0005 W07739 - S0004 W07804 - N0003 W07800 FCST VA CLD +12HR: 18/0600Z SFC/FL170 N0002 W07804 - S0004 W07740 - S0005 W07739 - S0005 W07805 - N0002 W07804 FCST VA CLD +18HR: 18/1200Z SFC/FL170 NO ASH EXP RMK: VA EXTD 20NM W FM THE SUMMIT. NWP MDL INDICATES A CONT W MOV THRU +12HRS. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20190818/0045Z