FVXX22 KNES 101833 VA ADVISORY DTG: 20210610/1833Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/444 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: POSS ONGOING ERUPTION. OBS VA DTG: 10/1800Z OBS VA CLD: SFC/FL150 N0013 W07755 - S0004 W07739 - S0005 W07740 - N0005 W07803 - N0013 W07755 MOV NW 5KT FCST VA CLD +6HR: 11/0000Z SFC/FL150 N0008 W07802 - S0004 W07739 - S0006 W07738 - S0003 W07806 - N0008 W07802 FCST VA CLD +12HR: 11/0600Z SFC/FL150 N0003 W07804 - S0004 W07739 - S0005 W07738 - S0006 W07804 - N0003 W07804 FCST VA CLD +18HR: 11/1200Z NO VA EXP RMK: POSS ONGOING ERUPTION WITH VA CLDS MOV WNW OF SUMMIT. VA UNCLEAR DUE TO WX CLDS. FL BASED ON RECENT HISTORY AND NWP MODEL GDNC WINDS. ...JLEVINE NXT ADVISORY: WILL BE ISSUED BY 20210611/0030Z