FVXX23 KNES 230536 VA ADVISORY DTG: 20210523/0536Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/382 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT VA EMS OBS OBS VA DTG: 23/0500Z OBS VA CLD: SFC/FL145 N0001 W07802 - S0004 W07739 - S0008 W07801 - N0001 W07802 MOV W 10KT FCST VA CLD +6HR: 23/1100Z SFC/FL145 N0002 W07804 - S0004 W07739 - S0008 W07801 - N0002 W07804 FCST VA CLD +12HR: 23/1700Z NO VA EXP FCST VA CLD +18HR: 23/2300Z NO VA EXP RMK: CONT VA EMS OBS MOV W IN STLT IMAGERY. VA FCST TO CONT W MOV THRU T+6HRS BEFORE DISP. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20210523/1130Z