FVXX20 KNES 311004 VA ADVISORY DTG: 20180531/1004Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2018/549 INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. VOLCANO WEB CAMERA. ERUPTION DETAILS: INTMT VA EMS OBS VA DTG: 31/0945Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL150 090/10KT FCST VA CLD +6HR: 31/1600Z FCST VA CLD +12HR: 31/2200Z FCST VA CLD +18HR: 01/0400Z RMK: VA IS NOT OBS IN STLT IMAGERY. WEBCAM SHOWS CONS EMS WITH INTMT VA . MODELS SUGGEST MOVMT TO THE W AT FL150 ARND 10 KTS. ...WHISNANT NXT ADVISORY: WILL BE ISSUED BY 20180531/1600Z