FVXX21 KNES 261933 VA ADVISORY DTG: 20241226/1933Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2024/948 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: PSBL VA EMS OBS VA DTG: 26/1900Z OBS VA CLD: SFC/FL150 S0004 W07739 - S0005 W07739 - S0013 W07748 - S0006 W07752 - S0004 W07739 MOV SW 5KT FCST VA CLD +6HR: 27/0100Z SFC/FL150 S0004 W07739 - S0005 W07738 - S0020 W07748 - S0012 W07756 - S0004 W07739 FCST VA CLD +12HR: 27/0700Z SFC/FL150 S0004 W07740 - S0004 W07739 - S0019 W07741 - S0016 W07750 - S0004 W07740 FCST VA CLD +18HR: 27/1300Z NO VA EXP RMK: VA EMS LIKELY TO THE SW OF SUMMIT AMONG WX CLDS. VA FCST THRU T+12 HRS BASED ON NWP MDL GUIDANCE SUGGESTING BACKING FL WINDS. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20241227/0130Z