FVXX21 KNES 260424 VA ADVISORY DTG: 20210826/0424Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/692 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: CONTG VA EMS. OBS VA DTG: 26/0400Z OBS VA CLD: SFC/FL150 N0006 W07801 - S0003 W07739 - S0005 W07740 - N0000 W07803 - N0006 W07801 MOV NW 10KT FCST VA CLD +6HR: 26/1000Z SFC/FL150 N0006 W07802 - S0002 W07739 - S0005 W07739 - S0000 W07805 - N0006 W07802 FCST VA CLD +12HR: 26/1600Z SFC/FL150 N0006 W07803 - S0003 W07738 - S0005 W07739 - S0001 W07805 - N0006 W07803 FCST VA CLD +18HR: 26/2200Z NO VA EXP RMK: OCNL VA EMS OBS MOV NW UP TO 25 NM FM SUMMIT IN PAST FEW HRS. OBS VA FL ESTD FM NWP MDLS. LTLCG FCST IN FL WINDS THRU T+12 HRS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20210826/1030Z