FVXX20 KNES 070933 VA ADVISORY DTG: 20201207/0933Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2020/1184 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: CONTG VA EMS. OBS VA DTG: 07/0910Z OBS VA CLD: SFC/FL190 S0152 W07842 - S0158 W07819 - S0201 W07819 - S0201 W07842 - S0152 W07842 MOV W 20KT FCST VA CLD +6HR: 07/1500Z SFC/FL190 S0156 W07853 - S0158 W07820 - S0201 W07819 - S0206 W07853 - S0156 W07853 FCST VA CLD +12HR: 07/2100Z NO VA EXP FCST VA CLD +18HR: 08/0300Z NO VA EXP RMK: VA CLD OBS EXT UP TO 25 NM W FM SUMMIT. OBS VA FL ESTD FM NWP MDLS. FL WINDS EXP TO BACK SLIGHTLY THRU T+6 HRS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20201207/1530Z