FVXX22 KNES 211938 VA ADVISORY DTG: 20231021/1938Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2023/691 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: VONA RPRT RCVD OBS VA DTG: 21/1900Z OBS VA CLD: SFC/FL140 N0001 W07738 - S0001 W07734 - S0005 W07739 - S0004 W07740 - N0001 W07738 MOV NE 10KT FCST VA CLD +6HR: 22/0100Z SFC/FL140 N0003 W07749 - S0004 W07740 - S0005 W07739 - S0002 W07753 - N0003 W07749 FCST VA CLD +12HR: 22/0700Z NO VA EXP FCST VA CLD +18HR: 22/1300Z NO VA EXP RMK: RCNT VONA RPRT RCVD. DISCRETE VA EMS OBS IN WEBCAM. VA NOT OBS IN STLT IMAGERY DUE TO WX CLDS. VA MVMT AND FL BASED ON VONA. VA FCST THRU T+6 HRS BASED ON NWP MDLS. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20231022/0145Z