FVXX21 KNES 120617 VA ADVISORY DTG: 20200312/0617Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2020/281 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT VA EMS OBS VA DTG: 12/0550Z OBS VA CLD: SFC/FL200 S0158 W07819 - S0301 W07832 - S0240 W07919 - S0158 W07819 MOV SW 10KT FCST VA CLD +6HR: 12/1200Z SFC/FL200 S0158 W07819 - S0302 W07832 - S0239 W07918 - S0158 W07819 FCST VA CLD +12HR: 12/1800Z SFC/FL200 S0158 W07819 - S0302 W07832 - S0239 W07919 - S0158 W07819 FCST VA CLD +18HR: 13/0000Z SFC/FL200 S0158 W07819 - S0302 W07831 - S0239 W07919 - S0158 W07819 RMK: CONT VA EMS OBS MOV SW FM SUMMIT. VA FCST TO CONT SW MOV THRU T+18HRS, ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20200312/1215Z