FVXX22 KNES 181344 VA ADVISORY DTG: 20211118/1344Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/997 INFO SOURCE: TOKYO VAAC. VONA. NWP MODELS. VOLCAT. ERUPTION DETAILS: VA EMS OBSD OBS VA DTG: 18/1320Z OBS VA CLD: SFC/FL200 S0150 W07829 - S0155 W07822 - S0159 W07819 - S0200 W07820 - S0153 W07831 - S0150 W07829 MOV NW 5KT FCST VA CLD +6HR: 18/1930Z SFC/FL200 S0146 W07824 - S0159 W07819 - S0201 W07822 - S0150 W07829 - S0146 W07824 FCST VA CLD +12HR: 19/0130Z NO VA EXP FCST VA CLD +18HR: 19/0730Z NO VA EXP RMK: VA EMS OBSD IN SAT MOV NW FM SUMMIT. VONA AND VOLCA ALERT RECEIVED. VA FL/DIR BASED ON VONA AND MDL GUIDANCE. NWP MDL FCST VEERING THRU T+6HRS. ...ZENG NXT ADVISORY: WILL BE ISSUED BY 20211118/1945Z