FVXX21 KNES 191910 VA ADVISORY DTG: 20210919/1910Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/797 INFO SOURCE: GOES-16. NWP MODELS. GEOPHYSICAL INST. ERUPTION DETAILS: ONGOING LGT VA EMS LKLY OBS VA DTG: 19/1840Z OBS VA CLD: SFC/FL150 S0002 W07743 - S0004 W07739 - S0006 W07739 - S0004 W07744 - S0002 W07743 MOV NW 10KT FCST VA CLD +6HR: 20/0030Z SFC/FL150 S0001 W07746 - S0004 W07739 - S0005 W07739 - S0004 W07746 - S0001 W07746 FCST VA CLD +12HR: 20/0630Z NO VA EXP FCST VA CLD +18HR: 20/1230Z NO VA EXP RMK: WX CLD CVR IS PREVENTING A STLT VIEW OF THE SUMMIT. RPRT FM THE GI AS WELL AS THE PERISTENT FCST INDICATE CONT LGT VA EMS MOVG TO THE NW AT 10KT, AND DISP WI 30NMI. ...RAMIREZ NXT ADVISORY: WILL BE ISSUED BY 20210920/0115Z