FVXX20 KNES 220506 VA ADVISORY DTG: 20210122/0506Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/084 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT VA EMS OBS VA DTG: 22/0504Z OBS VA CLD: SFC/FL220 S0158 W07820 - S0214 W07901 - S0200 W07905 - S0158 W07820 MOV W 10KT FCST VA CLD +6HR: 22/1100Z SFC/FL220 S0159 W07819 - S0217 W07901 - S0202 W07906 - S0159 W07819 FCST VA CLD +12HR: 22/1700Z NO VA EXP FCST VA CLD +18HR: 22/2300Z NO VA EXP RMK: CONT VA EMS OBS MOV W FM SUMMIT IN STLT IMAGERY. VA FCST TO CONT W MOV FM SUMMIT THRU T+6HRS. FL AND FCST BASED ON NWM MDLS. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20210122/1100Z