FVXX23 KNES 222218 VA ADVISORY DTG: 20190522/2218Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2019/564 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCAT. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 22/2140Z OBS VA CLD: SFC/FL160 N0009 W07752 - S0004 W07739 - S0006 W07740 - N0002 W07757 - N0009 W07752 MOV NW 10-15KT FCST VA CLD +6HR: 23/0330Z SFC/FL160 N0004 W07757 - S0004 W07739 - S0006 W07739 - S0005 W07758 - N0004 W07757 FCST VA CLD +12HR: 23/0930Z SFC/FL160 N0007 W07755 - S0004 W07738 - S0005 W07741 - S0001 W07759 - N0007 W07755 FCST VA CLD +18HR: 23/1530Z SFC/FL160 N0008 W07755 - S0004 W07739 - S0005 W07741 - S0001 W07759 - N0008 W07755 RMK: VA EXTD UP TO 20NM NW FM THE SUMMIT, AND IS OFTEN OBSCURED BY WX CLDS. NWP MODEL INDICATES A CONT NW MOV THRU +18HRS. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20190523/0415Z