FVXX21 KNES 072145 VA ADVISORY DTG: 20211207/2145Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/1122 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. GEOPHYSICAL INST. ERUPTION DETAILS: VA CLDS OBS IN SUMMIT WEBCAM OBS VA DTG: 07/2120Z OBS VA CLD: SFC/FL140 N0001 W07755 - S0003 W07740 - S0007 W07740 - S0007 W07755 - N0001 W07755 MOV W 5KT FCST VA CLD +6HR: 08/0330Z SFC/FL140 N0003 W07759 - S0003 W07739 - S0007 W07739 - S0008 W07758 - N0003 W07759 FCST VA CLD +12HR: 08/0930Z NO VA EXP FCST VA CLD +18HR: 08/1530Z NO VA EXP RMK: VA CLDS OBS IN WEBCAM MOVG W FM SUMMIT. LOW CONF WITH VA EXT DUE TO WX CLDS. VA DIR/HGT FM 2107Z VONA RPRT FM GI. NWP MDLS SHOWS CONT W-LY MOVMT THRU T+6. ...SAMBUCCI NXT ADVISORY: WILL BE ISSUED BY 20211208/0345Z