FVXX20 KNES 021313 VA ADVISORY DTG: 20210602/1313Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/541 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT VA EMS OBS VA DTG: 02/1240Z OBS VA CLD: SFC/FL220 S0129 W07848 - S0200 W07819 - S0145 W07837 - S0144 W07845 - S0134 W07854 - S0129 W07848 MOV NW 13KT FCST VA CLD +6HR: 02/1830Z SFC/FL220 S0126 W07850 - S0200 W07819 - S0135 W07854 - S0126 W07850 FCST VA CLD +12HR: 03/0030Z SFC/FL220 S0129 W07853 - S0200 W07819 - S0137 W07856 - S0129 W07853 FCST VA CLD +18HR: 03/0630Z SFC/FL220 S0129 W07855 - S0159 W07819 - S0139 W07857 - S0129 W07855 RMK: CONT HEAVY VA EMS OBS MOV NW IN STLT IMAGERY. HEAVY VA EMS FCST TO CONT NW MOV FM SUMMIT THRU T+6HRS. VO ACT HIGH ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20210602/1915Z