FVXX22 KNES 051213 VA ADVISORY DTG: 20211205/1213Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/1060 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: POSS VA CLDS OBS VA DTG: 05/1140Z OBS VA CLD: SFC/FL220 S0158 W07820 - S0200 W07820 - S0207 W07834 - S0202 W07836 - S0158 W07820 MOV SW 10KT FCST VA CLD +6HR: 05/1730Z SFC/FL220 S0158 W07820 - S0200 W07819 - S0211 W07835 - S0205 W07838 - S0158 W07820 FCST VA CLD +12HR: 05/2330Z NO VA EXP FCST VA CLD +18HR: 06/0530Z NO VA EXP RMK: VA CLDS NOT SEEN IN SAT DUE TO MET CLDS. VA FL/DIR BASED ON PREV ADVY AND MDL GUIDANCE. NWP MDL FCST LTLCG THRU T+6HRS. ...ZENG NXT ADVISORY: WILL BE ISSUED BY 20211205/1815Z