FVXX23 KNES 100056 VA ADVISORY DTG: 20200410/0056Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2020/372 INFO SOURCE: GOES-EAST. NWP MODELS. ABBA. ERUPTION DETAILS: POSSIBLE ONGOING EMS. OBS VA DTG: 10/0020Z OBS VA CLD: SFC/FL190 S0148 W07840 - S0159 W07819 - S0202 W07820 - S0202 W07841 - S0148 W07840 MOV W 5-10KT FCST VA CLD +6HR: 10/0630Z NO ASH EXP FCST VA CLD +12HR: 10/1230Z NO ASH EXP FCST VA CLD +18HR: 10/1830Z NO ASH EXP RMK: INTERMITTENT VA EMS LIKELY BASED ON PAST RECENT HIST OF SANGAY. ALTHOUGH NOTHING NOTED IN IR STLT A BRILLIANT HOTSPOT IS APPARENT. VA MOV W OF SUMMIT ACCORDING TO NWP MDLS AND PREV VAAG. ...LEE NXT ADVISORY: WILL BE ISSUED BY 20200410/0700Z