FVXX20 KNES 180811 VA ADVISORY DTG: 20221218/0811Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2022/1115 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT VA EMS OBS VA DTG: 18/0740Z OBS VA CLD: SFC/FL160 S0004 W07740 - S0013 W07747 - S0005 W07752 - S0004 W07740 MOV W 5KT FCST VA CLD +6HR: 18/1330Z SFC/FL160 S0004 W07739 - S0013 W07747 - S0005 W07752 - S0004 W07739 FCST VA CLD +12HR: 18/1930Z SFC/FL160 S0004 W07739 - S0013 W07747 - S0005 W07752 - S0004 W07739 FCST VA CLD +18HR: 19/0130Z NO VA EXP RMK: CONT VA EMS OBS MOV SW IN STLT IMAGERY. VA FCST TO CONT SW MOV THRU T+12HRS BEFORE DISP. VO ACT MODERATE. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20221218/1415Z