FVXX21 KNES 082350 VA ADVISORY DTG: 20220208/2350Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2022/175 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT VA EMS OBS OBS VA DTG: 08/2320Z OBS VA CLD: SFC/FL230 S0131 W07835 - S0159 W07820 - S0143 W07850 - S0131 W07835 MOV NW 20KT FCST VA CLD +6HR: 09/0530Z SFC/FL230 S0131 W07835 - S0159 W07820 - S0143 W07850 - S0131 W07835 FCST VA CLD +12HR: 09/1130Z SFC/FL230 S0131 W07836 - S0200 W07819 - S0145 W07851 - S0131 W07836 FCST VA CLD +18HR: 09/1730Z SFC/FL230 S0130 W07835 - S0159 W07820 - S0144 W07852 - S0130 W07835 RMK: CONT VA EMS OBS MOV NW IN STLT IMAGERY. VA FCST TO CONT NW MOV THRU T+18HRS BEFORE DISP. VO ACT MODERATE TO HIGH. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20220209/0545Z