FVXX21 KNES 072303 VA ADVISORY DTG: 20210907/2303Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/748 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: NEW VA OBSD OBS VA DTG: 07/2230Z OBS VA CLD: SFC/FL150 S0001 W07743 - S0002 W07741 - S0004 W07742 - S0004 W07743 - S0001 W07743 MOV NW 5KT FCST VA CLD +6HR: 08/0430Z SFC/FL150 S0001 W07746 - S0005 W07740 - S0005 W07740 - S0004 W07747 - S0001 W07746 FCST VA CLD +12HR: 08/1030Z NO VA EXP FCST VA CLD +18HR: 08/1630Z NO VA EXP RMK: PUFF OF VA SEEN ON STLT IMAGERY MOV WI 10 NM NM OF SUMMIT. VA FL AND FRCST BASED ON IMAGERY AND MODEL GUIDANCE. WINDS EXPCD TO VEER MOR W THRU FRCST PERIOD. ...KIM NXT ADVISORY: WILL BE ISSUED BY 20210908/0500Z