FVXX22 KNES 192135 VA ADVISORY DTG: 20230419/2135Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2023/329 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT VA EMS OBS VA DTG: 19/2100Z OBS VA CLD: SFC/FL200 S0159 W07820 - S0217 W07826 - S0208 W07837 - S0159 W07820 MOV SW 10KT FCST VA CLD +6HR: 20/0300Z SFC/FL200 S0200 W07820 - S0214 W07831 - S0204 W07839 - S0200 W07820 FCST VA CLD +12HR: 20/0900Z SFC/FL200 S0159 W07820 - S0212 W07834 - S0200 W07840 - S0159 W07820 FCST VA CLD +18HR: 20/1500Z NO VA EXP RMK: CONT VA EMS OBS MOV SW IN STLT IMAGERY. VA FCST TO CONT SW MOV THRU T+12HRS BEFORE DISP. VO ACT MODERATE. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20230420/0330Z