FVXX21 KNES 182356 VA ADVISORY DTG: 20220118/2356Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2022/080 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: NEW VA EMS OBS OBS VA DTG: 18/2320Z OBS VA CLD: SFC/FL230 S0211 W07843 - S0222 W07837 - S0241 W07855 - S0228 W07902 - S0211 W07843 MOV SW 5KT FCST VA CLD +6HR: 19/0530Z SFC/FL230 S0300 W07956 - S0316 W07934 - S0353 W08017 - S0324 W08032 - S0300 W07956 FCST VA CLD +12HR: 19/1130Z NO VA EXP FCST VA CLD +18HR: 19/1730Z NO VA EXP RMK: NEW MODERATE SIZED EMS OBS MOV SW FM SUMMIT AT FL230. VA FCST TO CONT SW MOV THRU T+6HRS BEFORE DISP. VO ACT MODERATE TO HIGH. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20220119/0600Z