FVXX21 KNES 131505 VA ADVISORY DTG: 20210313/1505Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/276 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. GEOPHYSICAL INST. ERUPTION DETAILS: VA CLDS CONT OBS IN STLT IMAGERY OBS VA DTG: 13/1440Z OBS VA CLD: SFC/FL240 S0107 W07804 - S0120 W07724 - S0202 W07813 - S0159 W07822 - S0107 W07804 MOV NE 15KT FCST VA CLD +6HR: 13/2030Z SFC/FL240 S0057 W07804 - S0112 W07711 - S0204 W07809 - S0201 W07822 - S0057 W07804 FCST VA CLD +12HR: 14/0230Z SFC/FL240 S0038 W07809 - S0052 W07716 - S0205 W07808 - S0201 W07823 - S0038 W07809 FCST VA CLD +18HR: 14/0830Z SFC/FL240 S0034 W07813 - S0046 W07720 - S0205 W07808 - S0202 W07823 - S0034 W07813 RMK: VA CLDS CONT OBS IN STLT MOVG NE FM SUMMIT. VA HGT/DIR FM 1437Z VONA RPRT RECEIVED FM GI. NWP MDLS SHOWS NE-LY TO NNE-LY MOVMT TREND THRU T+18. ...SAMBUCCI NXT ADVISORY: WILL BE ISSUED BY 20210313/2100Z