FVXX21 KNES 140423 VA ADVISORY DTG: 20211114/0423Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/1023 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: PSBL CONTG VA EMS. OBS VA DTG: 14/0400Z OBS VA CLD: SFC/FL150 S0004 W07738 - S0017 W07738 - S0017 W07744 - S0004 W07740 - S0004 W07738 MOV S 5KT FCST VA CLD +6HR: 14/1000Z SFC/FL150 S0004 W07740 - S0004 W07738 - S0020 W07745 - S0016 W07751 - S0004 W07740 FCST VA CLD +12HR: 14/1600Z NO VA EXP FCST VA CLD +18HR: 14/2200Z NO VA EXP RMK: PSBL VA CLD OBS EXT S FM SUMMIT. MET CLDS OBSC MUCH OF SUMMIT AREA. OBS VA AREA ESTD FM NWP MDLS WITH LOWER CONFIDENCE. FL MVMT FCST TO TURN TO SW BY T+6 HRS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20211114/1030Z