FVXX21 KNES 291814 VA ADVISORY DTG: 20210929/1814Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/835 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: VA CLDS OBS IN STLT IMAGERY OBS VA DTG: 29/1750Z OBS VA CLD: SFC/FL150 N0008 W07751 - S0004 W07738 - S0006 W07740 - S0000 W07759 - N0008 W07751 MOV NW 5KT FCST VA CLD +6HR: 30/0000Z SFC/FL150 N0005 W07801 - S0004 W07739 - S0007 W07738 - S0008 W07802 - N0005 W07801 FCST VA CLD +12HR: 30/0600Z SFC/FL150 N0013 W07752 - S0004 W07738 - S0007 W07740 - N0000 W07802 - N0013 W07752 FCST VA CLD +18HR: 30/1200Z SFC/FL150 N0013 W07752 - S0005 W07737 - S0007 W07740 - N0000 W07802 - N0013 W07752 RMK: VA CLDS CONT OBS IN STLT. LOW CONF WITH VA EXT AND DIR DUE TO WX CLDS. VA HGT FM PREV VAA. VA DIR FM NWP MLDS SHOW NW-LY TO W-LY MOVMT THRU T+6 THEN W-LY TO NW-LY MOVMT THRU T+18. ...SAMBUCCI NXT ADVISORY: WILL BE ISSUED BY 20210930/0015Z