FVXX26 KNES 150245 VA ADVISORY DTG: 20230415/0245Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2023/251 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS OBSD OBS VA DTG: 15/0220Z OBS VA CLD: SFC/FL160 S0000 W07751 - S0004 W07739 - S0005 W07739 - S0004 W07752 - S0000 W07751 MOV W 10KT FCST VA CLD +6HR: 15/0830Z SFC/FL160 S0001 W07755 - S0004 W07739 - S0005 W07739 - S0007 W07755 - S0001 W07755 FCST VA CLD +12HR: 15/1430Z SFC/FL160 S0004 W07739 - S0005 W07739 - S0009 W07752 - S0004 W07752 - S0004 W07739 FCST VA CLD +18HR: 15/2030Z SFC/FL160 S0000 W07754 - S0004 W07739 - S0005 W07739 - S0006 W07755 - S0000 W07754 RMK: VA EMS OBSD IN SAT AND WEBCAM. VA CLDS EXTD APPX 10NMI WNW FM SUMMIT BEFORE OBSC BY MET CLDS. NWP MDL FCST LTLCG THRU T+18HRS. ...ZENG NXT ADVISORY: WILL BE ISSUED BY 20230415/0845Z