FVXX21 KNES 211536 VA ADVISORY DTG: 20220521/1536Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2022/384 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: OCCASIONAL VA EMS OBS VA DTG: 21/1510Z OBS VA CLD: SFC/FL150 S0005 W07740 - S0005 W07739 - S0005 W07740 MOV W 5KT SFC/FL150 S0002 W07754 - S0004 W07740 - S0005 W07739 - S0008 W07753 - S0002 W07754 MOV W 10KT FCST VA CLD +6HR: 21/2100Z SFC/FL150 S0004 W07740 - S0005 W07739 - S0025 W07738 - S0023 W07749 - S0004 W07740 FCST VA CLD +12HR: 22/0300Z NO VA EXP FCST VA CLD +18HR: 22/0900Z NO VA EXP RMK: DISCRETE VA EMS OBS IN STLT IMAGERY MOV W AND EXT 15 NMI FM SUMMIT. MVMT TO SHIFT S BY T+6. FL AND MVMT BASED ON STLT AND NWP MODELS. ...GATLING NXT ADVISORY: WILL BE ISSUED BY 20220521/2130Z