FVXX24 KNES 122117 VA ADVISORY DTG: 20221212/2117Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2022/1318 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA PLUME TO THE SW OF SUMMIT OBS VA DTG: 12/2050Z OBS VA CLD: SFC/FL210 S0159 W07820 - S0201 W07820 - S0226 W07854 - S0215 W07859 - S0159 W07820 MOV SW 15KT FCST VA CLD +6HR: 13/0300Z SFC/FL210 S0159 W07820 - S0201 W07819 - S0251 W07922 - S0228 W07934 - S0159 W07820 FCST VA CLD +12HR: 13/0900Z SFC/FL210 S0200 W07820 - S0201 W07819 - S0226 W07836 - S0216 W07850 - S0200 W07820 FCST VA CLD +18HR: 13/1500Z NO VA EXP RMK: VA EMS OBS IN STLT IMAGERY WITH A PLUME EXTENDING APPRX 45NM SW FM SUMMIT. WEBCAM OBSC BY WX CLDS. VA FCST THRU T+12 HRS BASED ON NWP MDLS INDICATING CONT SW MVMT. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20221213/0315Z