FVXX25 KNES 160651 VA ADVISORY DTG: 20211216/0651Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/1150 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT PSBL VA EMS OBS VA DTG: 16/0620Z OBS VA CLD: SFC/FL160 S0004 W07740 - S0008 W07743 - S0005 W07744 - S0004 W07740 MOV SW 15KT FCST VA CLD +6HR: 16/1230Z SFC/FL160 S0004 W07740 - S0007 W07743 - S0005 W07744 - S0004 W07740 FCST VA CLD +12HR: 16/1830Z NO VA EXP FCST VA CLD +18HR: 17/0030Z NO VA EXP RMK: CONT PSBL VA EMS. VA NOT OBS DUE TO WX CLDS AND VA CURRENTLY NO VIS IN WEB CAM. PSBL VA FCST TO MOV SW FM SUMMIT THRU T+6HRS BEFORE DISP. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20211216/1245Z