FVXX21 KNES 060753 VA ADVISORY DTG: 20210906/0753Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/742 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: PSBL CONTG VA EMS. OBS VA DTG: 06/0730Z OBS VA CLD: SFC/FL170 N0008 W07801 - S0002 W07739 - S0004 W07740 - N0001 W07804 - N0008 W07801 MOV NW 5KT FCST VA CLD +6HR: 06/1330Z SFC/FL170 N0011 W07811 - S0002 W07738 - S0004 W07740 - S0000 W07814 - N0011 W07811 FCST VA CLD +12HR: 06/1930Z SFC/FL170 N0011 W07811 - S0002 W07739 - S0004 W07740 - S0000 W07814 - N0011 W07811 FCST VA CLD +18HR: 07/0130Z NO VA EXP RMK: VA NOT OBS IN SAT OR WEBCAM DUE TO MET CLD OBSCN. OBS VA AREA BASED ON PREV VAA AND NWP MDLS. LTLCG FCST IN FL WINDS THRU T+12 HRS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20210906/1400Z