FVXX21 KNES 090954 VA ADVISORY DTG: 20250509/0954Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2025/431 INFO SOURCE: GOES-19. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA MOVG WNW OBS VA DTG: 09/0930Z OBS VA CLD: SFC/FL150 N0005 W07754 - S0004 W07739 - S0005 W07740 - S0000 W07758 - N0005 W07754 MOV NW 10KT FCST VA CLD +6HR: 09/1530Z SFC/FL150 N0008 W07758 - S0004 W07739 - S0005 W07740 - N0001 W07802 - N0008 W07758 FCST VA CLD +12HR: 09/2130Z SFC/FL150 N0006 W07757 - S0004 W07740 - S0005 W07740 - S0001 W07801 - N0006 W07757 FCST VA CLD +18HR: 10/0330Z SFC/FL150 N0003 W07758 - S0004 W07739 - S0005 W07740 - S0005 W07759 - N0003 W07758 RMK: VA EMS OBS IN STLT IMAGERY AND WEBCAM MOVG WNW FM SUMMIT. VONA RPRT RCVD. VA FCST THRU T+18 HRS BASED ON NWP MDL GUIDANCE. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20250509/1600Z