FVXX23 KNES 200751 VA ADVISORY DTG: 20190520/0751Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2019/553 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT VA EMS OBS VA DTG: 20/0730Z OBS VA CLD: SFC/FL170 S0004 W07739 - S0011 W07745 - S0008 W07749 - S0004 W07739 MOV SW 10KT FCST VA CLD +6HR: 20/1330Z SFC/FL170 S0004 W07739 - S0010 W07747 - S0005 W07749 - S0004 W07739 FCST VA CLD +12HR: 20/1930Z SFC/FL170 S0004 W07750 - S0004 W07739 - S0009 W07749 - S0004 W07750 FCST VA CLD +18HR: 21/0130Z SFC/FL170 S0004 W07749 - S0004 W07739 - S0009 W07749 - S0004 W07749 RMK: CONT VA EMS MOV SW FM SUMMIT. VA EMS CURRENTLY NOT OBS DUE TO WX CLDS. VA EMS FCST TO CONT SW MOV THRU T+18HRS. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20190520/1345Z