FVXX20 KNES 280353 VA ADVISORY DTG: 20210328/0353Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/219 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. GEOPHYSICAL INST. ERUPTION DETAILS: CONTG VA EMS. OBS VA DTG: 28/0330Z OBS VA CLD: SFC/FL150 N0000 W07747 - S0003 W07739 - S0005 W07740 - S0005 W07749 - N0000 W07747 MOV W 5KT FCST VA CLD +6HR: 28/0930Z SFC/FL150 N0001 W07756 - S0004 W07738 - S0005 W07740 - S0005 W07758 - N0001 W07756 FCST VA CLD +12HR: 28/1530Z NO VA EXP FCST VA CLD +18HR: 28/2130Z NO VA EXP RMK: PSBL VA OBS IN SAT MOV WNW FM SUMMIT. CONTD EMS OF GAS AND VA OBS IN WEBCAM. MULT VONAS RECEIVED SINCE PREV ADVISORY. FL WINDS EXP TO PERSIST THRU T+6 HRS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20210328/1000Z