FVXX21 KNES 170426 VA ADVISORY DTG: 20230517/0426Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2023/303 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: ONGOING VA EMS. OBS VA DTG: 17/0400Z OBS VA CLD: SFC/FL150 N0005 W07755 - S0003 W07738 - S0005 W07740 - S0001 W07758 - N0005 W07755 MOV NW 10KT FCST VA CLD +6HR: 17/1000Z SFC/FL15 N0003 W07752 - S0004 W07739 - S0005 W07740 - S0002 W07755 - N0003 W07752 FCST VA CLD +12HR: 17/1600Z SFC/FL150 N0004 W07753 - S0004 W07738 - S0005 W07740 - S0003 W07755 - N0004 W07753 FCST VA CLD +18HR: 17/2200Z SFC/FL150 N0004 W07754 - S0004 W07739 - S0005 W07739 - S0002 W07756 - N0004 W07754 RMK: INTERMITTENT VA EMS NOTED IN IR STLT IMAGERY AND INCANDESCENCE SEEN IN WEB CAM. VA MOV TO THE NW OF THE SUMMIT. ...LEE NXT ADVISORY: WILL BE ISSUED BY 20230517/1030Z