FVXX20 KNES 050811 VA ADVISORY DTG: 20210605/0811Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/555 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: CONTG VA EMS. OBS VA DTG: 05/0750Z OBS VA CLD: SFC/FL200 S0156 W07942 - S0158 W07820 - S0201 W07819 - S0211 W07940 - S0156 W07942 MOV W 10KT FCST VA CLD +6HR: 05/1400Z SFC/FL200 S0158 W07820 - S0202 W07819 - S0213 W07940 - S0159 W07941 - S0158 W07820 FCST VA CLD +12HR: 05/2000Z SFC/FL200 S0152 W07940 - S0158 W07820 - S0202 W07819 - S0205 W07940 - S0152 W07940 FCST VA CLD +18HR: 06/0200Z NO VA EXP RMK: VA OBS EXT 85 NM W FM SUMMIT. VA IS FAINT IN IMAGERY EXCEPT NEAR SUMMIT. NWP MDLS FCST LTLCG IN FL WINDS THRU T+12 HRS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20210605/1415Z