FVXX23 KNES 261457 VA ADVISORY DTG: 20230526/1457Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2023/330 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 26/1430Z OBS VA CLD: SFC/FL150 S0003 W07757 - S0005 W07740 - S0005 W07738 - S0014 W07754 - S0003 W07757 MOV W 10KT FCST VA CLD +6HR: 26/2030Z SFC/FL150 N0001 W07754 - S0004 W07738 - S0005 W07740 - S0009 W07759 - N0001 W07754 FCST VA CLD +12HR: 27/0230Z SFC/FL150 N0005 W07802 - S0004 W07740 - S0005 W07740 - S0008 W07808 - N0005 W07802 FCST VA CLD +18HR: 27/0830Z SFC/FL150 N0005 W07803 - S0005 W07738 - S0005 W07740 - S0008 W07809 - N0005 W07803 RMK: FREQUENT DENSE VA EM IS OBS ON WEBCAM AND RPRT BY VONA. HOWEVER, VA IS NOT OBS ON STLT DUE TO DENSE WX CLDS. VA IS DRAWN BASED ON NWP MDL WND AND VONA INFO. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20230526/2100Z