FVXX21 KNES 020453 VA ADVISORY DTG: 20210402/0453Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/328 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT VA EMS OBS VA DTG: 02/0440Z OBS VA CLD: SFC/FL190 S0158 W07819 - S0217 W07849 - S0204 W07858 - S0158 W07819 MOV SW 15KT FCST VA CLD +6HR: 02/1030Z SFC/FL190 S0157 W07819 - S0216 W07850 - S0201 W07858 - S0157 W07819 FCST VA CLD +12HR: 02/1630Z SFC/FL190 S0157 W07819 - S0219 W07849 - S0201 W07858 - S0157 W07819 FCST VA CLD +18HR: 02/2230Z NO VA EXP RMK: CONT VA EMS OBS MOV SW IN STLT IMAGERY. VA FCST TO CONT SW MOV THRU T+12HRS BASED OFF CONTINUNITY. VO ACT MODERATE. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20210402/1100Z