FVXX21 KNES 010950 VA ADVISORY DTG: 20211201/0950Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/1094 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: LKLY VA CLD EMS. OBS VA DTG: 01/0920Z OBS VA CLD: SFC/FL160 S0004 W07751 - S0004 W07739 - S0005 W07739 - S0008 W07750 - S0004 W07751 MOV W 10KT FCST VA CLD +6HR: 01/1530Z SFC/FL160 S0003 W07804 - S0004 W07739 - S0005 W07739 - S0015 W07802 - S0003 W07804 FCST VA CLD +12HR: 01/2130Z SFC/FL160 S0004 W07739 - S0006 W07738 - S0019 W07802 - S0004 W07805 - S0004 W07739 FCST VA CLD +18HR: 02/0330Z SFC/FL160 S0003 W07738 - S0005 W07738 - S0019 W07804 - S0004 W07807 - S0003 W07738 RMK: VA NOT OBSD BY STLT DUE TO WX CLD CVR. WEBCAM SHOWS INCANDESCENCE WITH OTHER ACT LKLY. NWP MDLS SUGGEST VA MOVG WSW WITH LTLCG IN WINDS FCST THRU T+18. ...HOSLEY NXT ADVISORY: WILL BE ISSUED BY 20211201/1545Z