FVXX20 KNES 071016 VA ADVISORY DTG: 20210107/1016Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/028 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: VA SEEN IN STLT. OBS VA DTG: 07/0940Z OBS VA CLD: SFC/FL190 S0159 W07820 - S0201 W07817 - S0218 W07822 - S0214 W07832 - S0159 W07820 MOV S 5KT FCST VA CLD +6HR: 07/1530Z SFC/FL190 S0159 W07819 - S0201 W07817 - S0223 W07832 - S0217 W07843 - S0159 W07819 FCST VA CLD +12HR: 07/2130Z NO VA EXP FCST VA CLD +18HR: 08/0330Z NO VA EXP RMK: WEAK VA SIGNATURE SEEN IN STLT IMAGERY MOV SSW FM SUMMIT. MODEL GUIDANCE INDICATES A CONT SSW-LY MOV THRU T+6 HRS. ...KIBLER NXT ADVISORY: WILL BE ISSUED BY 20210107/1615Z