FVXX21 KNES 080509 VA ADVISORY DTG: 20250508/0509Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2025/426 INFO SOURCE: GOES-19. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 08/0440Z OBS VA CLD: SFC/FL150 N0005 W07756 - S0004 W07739 - S0005 W07739 - S0002 W07800 - N0005 W07756 MOV NW 5KT FCST VA CLD +6HR: 08/1030Z SFC/FL150 N0011 W07755 - S0004 W07739 - S0005 W07740 - N0002 W07802 - N0011 W07755 FCST VA CLD +12HR: 08/1630Z SFC/FL150 N0011 W07747 - S0005 W07739 - S0005 W07740 - N0004 W07756 - N0011 W07747 FCST VA CLD +18HR: 08/2230Z SFC/FL150 N0007 W07756 - S0004 W07739 - S0005 W07739 - S0002 W07800 - N0007 W07756 RMK: VA OBS IN STLT IMAGERY AND WEBCAM MOVG WNW. RCNT VONA RPRT RCVD. VA FL BASED ON VONA. VA FCST THRU T+18 HRS BASED ON NWP MDL GUIDANCE. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20250508/1115Z