FVXX23 KNES 052311 VA ADVISORY DTG: 20210605/2311Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/558 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: OCL LIGHT VA EMS OBS VA DTG: 05/2230Z OBS VA CLD: SFC/FL200 S0158 W07819 - S0202 W07819 - S0212 W07844 - S0202 W07851 - S0158 W07819 MOV SW 10KT FCST VA CLD +6HR: 06/0430Z SFC/FL200 S0158 W07819 - S0202 W07819 - S0214 W07847 - S0202 W07854 - S0158 W07819 FCST VA CLD +12HR: 06/1030Z NO VA EXP FCST VA CLD +18HR: 06/1630Z NO VA EXP RMK: OCL LIGHT VA EMS MOV SW FM SUMMIT EXT 30 NM. NWP MDLS FCST LTLCG THRU T+6. ...TUGGLE NXT ADVISORY: WILL BE ISSUED BY 20210606/0515Z