FVXX21 KNES 280311 VA ADVISORY DTG: 20210928/0311Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/828 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: NEW VA EM ARND 0200Z OBS VA DTG: 28/0250Z OBS VA CLD: SFC/FL150 N0004 W07747 - S0004 W07739 - S0006 W07740 - S0000 W07751 - N0004 W07747 MOV NW 10-15KT FCST VA CLD +6HR: 28/0900Z SFC/FL150 N0005 W07751 - S0004 W07739 - S0006 W07740 - S0001 W07756 - N0005 W07751 FCST VA CLD +12HR: 28/1500Z SFC/FL150 N0004 W07754 - S0004 W07739 - S0006 W07739 - S0002 W07758 - N0004 W07754 FCST VA CLD +18HR: 28/2100Z SFC/FL150 N0004 W07755 - S0004 W07739 - S0006 W07740 - S0002 W07758 - N0004 W07755 RMK: VA OBS IN STLT ARND 0200Z MVG NW AT 15KT BLW FL 150. ASH DISPS BEYOND 30NMI. NWP MODELS SUPPORT CONT NW MVMNT THRU T+18HR. ...RAMIREZ NXT ADVISORY: WILL BE ISSUED BY 20210928/0915Z