FVXX21 KNES 091907 VA ADVISORY DTG: 20220109/1907Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2022/039 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS OBS IN STLT OBS VA DTG: 09/1830Z OBS VA CLD: SFC/FL200 S0150 W07829 - S0159 W07819 - S0202 W07819 - S0203 W07831 - S0150 W07829 MOV W 10KT FCST VA CLD +6HR: 10/0030Z SFC/FL200 S0141 W07831 - S0200 W07819 - S0202 W07821 - S0152 W07841 - S0141 W07831 FCST VA CLD +12HR: 10/0630Z SFC/FL200 S0144 W07831 - S0159 W07819 - S0202 W07820 - S0155 W07842 - S0144 W07831 FCST VA CLD +18HR: 10/1230Z SFC/FL200 S0146 W07833 - S0159 W07819 - S0202 W07819 - S0156 W07841 - S0146 W07833 RMK: VA MOVG WNW IN STLT IMAGERY AND EXTENDS APPRX 10-15NM FM SUMMIT. VA EMS ALSO OBS IN WEBCAM. VA FCST THRU T+18 HRS BASED ON NWP MDLS. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20220110/0100Z