FVXX23 KNES 300009 VA ADVISORY DTG: 20210630/0009Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/615 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: VA CLDS OBS IN STLT IMAGERY OBS VA DTG: 29/2340Z OBS VA CLD: SFC/FL200 S0150 W07844 - S0158 W07820 - S0203 W07819 - S0205 W07845 - S0150 W07844 MOV W 15KT FCST VA CLD +6HR: 30/0530Z SFC/FL200 S0147 W07901 - S0157 W07819 - S0204 W07819 - S0207 W07902 - S0147 W07901 FCST VA CLD +12HR: 30/1130Z NO VA EXP FCST VA CLD +18HR: 30/1730Z NO VA EXP RMK: VA CLDS OBS IN STLT MOVG W FM SUMMIT. LOW CONF IN VA EXT DUE TO WX CLDS OVER REGION. VA HGT/DIR FM PREV VAA, STLT, AND NWP MDLS SHOWS CONT W-LY MOVMT THRU T+6. ...SAMBUCCI NXT ADVISORY: WILL BE ISSUED BY 20210630/0615Z