FVXX21 KNES 150349 VA ADVISORY DTG: 20210915/0349Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/775 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT VA EMS OBS VA DTG: 14/0320Z OBS VA CLD: SFC/FL150 N0008 W07754 - S0004 W07739 - S0002 W07759 - N0008 W07754 MOV NW 10KT FCST VA CLD +6HR: 14/0930Z SFC/FL150 N0007 W07755 - S0004 W07739 - S0003 W07759 - N0007 W07755 FCST VA CLD +12HR: 14/1530Z SFC/FL150 N0006 W07756 - S0004 W07739 - S0005 W07759 - N0006 W07756 FCST VA CLD +18HR: 14/2130Z NO VA EXP RMK: CONT VA EMS OBS MOV NW TO W IN STLT IMAGERY. VA FCST TO CONT NW TO MOV THRU T+12HRS BEFORE DISP. VO ACT MODERATE. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20210915/0945Z