FVXX21 KNES 100927 VA ADVISORY DTG: 20250510/0927Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2025/435 INFO SOURCE: GOES-19. WEBCAM. NWP MODELS. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 10/0850Z OBS VA CLD: SFC/FL150 N0006 W07755 - S0004 W07739 - S0005 W07739 - S0001 W07759 - N0006 W07755 MOV NW 15KT FCST VA CLD +6HR: 10/1500Z SFC/FL150 N0006 W07758 - S0004 W07739 - S0005 W07740 - S0002 W07801 - N0006 W07758 FCST VA CLD +12HR: 10/2100Z SFC/FL150 N0006 W07758 - S0004 W07739 - S0005 W07740 - S0002 W07801 - N0006 W07758 FCST VA CLD +18HR: 11/0300Z SFC/FL150 N0006 W07758 - S0004 W07739 - S0005 W07740 - S0002 W07801 - N0006 W07758 RMK: OCNL VA EMS OBS IN STLT IMAGERY MOVG WNW FM SUMMIT APPRX 20NM. LTLCG IN FL WINDS FCST THRU T+18 HRS BY NWP MDLS. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20250510/1530Z