FVXX21 KNES 150934 VA ADVISORY DTG: 20210915/0934Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/776 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT VA EMS OBS VA DTG: 15/0900Z OBS VA CLD: SFC/FL150 N0005 W07757 - S0004 W07740 - S0002 W07800 - N0005 W07757 MOV NW 10KT FCST VA CLD +6HR: 15/1500Z SFC/FL150 N0009 W07804 - S0004 W07739 - S0001 W07806 - N0009 W07804 FCST VA CLD +12HR: 15/2100Z NO VA EXP FCST VA CLD +18HR: 16/0300Z NO VA EXP RMK: CONT VA EMS OBS MOV NW FM SUMMIT. VA FCST TO CONT NW MOV THRU T+6HRS BEFORE DISP. VO ACT MODERATE. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20210915/1530Z