FVXX23 KNES 212339 VA ADVISORY DTG: 20190521/2339Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2019/560 INFO SOURCE: GOES-EAST. GUAYAQUIL MWO. WEB CAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: INTMT VA EMS OBS VA DTG: 21/2320Z OBS VA CLD: SFC/FL200 N0002 W07737 - S0005 W07738 - S0006 W07740 - S0000 W07745 - N0002 W07737 MOV N 5-10KT FCST VA CLD +6HR: 22/0530Z SFC/FL200 NO ASH EXPSFC/FL160 N0000 W07748 - S0005 W07739 - S0005 W07739 - S0005 W07749 - N0000 W07748 FCST VA CLD +12HR: 22/1130Z SFC/FL160 N0002 W07749 - S0005 W07739 - S0005 W07739 - S0004 W07751 - N0002 W07749 FCST VA CLD +18HR: 22/1730Z SFC/FL160 N0007 W07747 - S0005 W07739 - S0005 W07740 - S0000 W07752 - N0007 W07747 RMK: VA EM OBS IN G16 RGB COMPOSITE IMAGERY AT 2200Z. GUAYAQUIL RPRTS VA TO FL200. VA LIKELY TO DISP BY T+6, BUT FURTHER VA EMS AT LOWER FL LIKELY. NWP MDLS DO NOT AGREE WITH OBS, SO FCST CONFDC IS LOW TO MEDIUM. ...HOSLEY NXT ADVISORY: WILL BE ISSUED BY 20190522/0545Z