FVXX20 KNES 090441 VA ADVISORY DTG: 20220809/0441Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2022/657 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: POSS VA EMS OBS VA DTG: 09/0420Z OBS VA CLD: SFC/FL140 S0000 W07802 - S0004 W07740 - S0005 W07739 - S0008 W07802 - S0000 W07802 MOV W 15KT FCST VA CLD +6HR: 09/1030Z SFC/FL140 S0000 W07802 - S0004 W07739 - S0005 W07739 - S0008 W07803 - S0000 W07802 FCST VA CLD +12HR: 09/1630Z NO VA EXP FCST VA CLD +18HR: 09/2230Z NO VA EXP RMK: ERUPTIONS WITH POSS VA CLDS OBS IN WEBCAMS. MET CLDS AND SMALL SIZE OF VA CLDS PREVENTS VIS IN STLT. FCST BASED ON NWP MODEL WINDS. ...LEVINE NXT ADVISORY: WILL BE ISSUED BY 20220809/1045Z