FVXX24 KNES 250048 VA ADVISORY DTG: 20230825/0048Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17319 FT (5279 M) ADVISORY NR: 2023/489 INFO SOURCE: GOES-16. VONA. NWP MODELS. ERUPTION DETAILS: VA EMS CONT OBS VA DTG: 25/0020Z OBS VA CLD: SFC/FL200 N0455 W07605 - N0453 W07518 - N0452 W07519 - N0447 W07605 - N0455 W07605 MOV W 30KT FCST VA CLD +6HR: 25/0630Z SFC/FL200 N0456 W07607 - N0453 W07519 - N0453 W07518 - N0447 W07607 - N0456 W07607 FCST VA CLD +12HR: 25/1230Z NO VA EXP FCST VA CLD +18HR: 25/1830Z NO VA EXP RMK: INTM VA PUFFS DETECTED ON STLT MOVG QUICKLY W OF SUMMIT. VONA INDICATE VA EMS. NO CHG FCST TO MDL WINDS AT FL NXT 6 HR. ...KONON NXT ADVISORY: WILL BE ISSUED BY 20230825/0645Z