FVXX23 KNES 091447 VA ADVISORY DTG: 20250409/1447Z VAAC: WASHINGTON VOLCANO: POAS 345040 PSN: N1011 W08413 AREA: COSTA_RICA SUMMIT ELEV: 8848 FT (2697 M) ADVISORY NR: 2025/029 INFO SOURCE: GOES-19. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: VONA RPRT RCVD OBS VA DTG: 09/1420Z OBS VA CLD: SFC/FL100 N1012 W08413 - N1012 W08413 - N1010 W08418 - N1012 W08419 - N1012 W08413 MOV W 10KT FCST VA CLD +6HR: 09/2030Z SFC/FL100 N1012 W08414 - N1012 W08413 - N1005 W08420 - N1011 W08423 - N1012 W08414 FCST VA CLD +12HR: 10/0230Z NO VA EXP FCST VA CLD +18HR: 10/0830Z NO VA EXP RMK: RCNT VONA RPRT RCVD INDICATING VA EMS MOVG W. SMALL VA EMS OBS IN WEBCAM. STEAM OBS IN STLT IMAGERY MOVG W. VA FCST THRU T+6 HRS BASED ON NWP MDLS AND RCNT STLT IMAGERY. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20250409/2045Z