FVXX21 KNES 202205 VA ADVISORY DTG: 20220420/2205Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2022/447 INFO SOURCE: WEBCAM. NWP MODELS. ERUPTION DETAILS: POSS VA CLDS OBS VA DTG: 20/2140Z OBS VA CLD: SFC/FL200 S0201 W07820 - S0201 W07819 - S0213 W07832 - S0208 W07839 - S0201 W07820 MOV SW 10KT FCST VA CLD +6HR: 21/0330Z SFC/FL200 S0200 W07819 - S0201 W07819 - S0214 W07832 - S0209 W07840 - S0200 W07819 FCST VA CLD +12HR: 21/0930Z SFC/FL200 S0200 W07819 - S0201 W07819 - S0214 W07832 - S0208 W07840 - S0200 W07819 FCST VA CLD +18HR: 21/1530Z SFC/FL200 S0200 W07819 - S0201 W07818 - S0214 W07832 - S0208 W07840 - S0200 W07819 RMK: POSS VA EMS BELOW MET CLD DECK. HVY MET CLDS OBSCURED VIS ALL AFTERNOON. POSS VA OBS IN WEBCAM BETWEEN MET CLD. FCST BASED ON NWP WINDS. ...LEVINE NXT ADVISORY: WILL BE ISSUED BY 20220421/0400Z