FVXX24 KNES 231854 VA ADVISORY DTG: 20230823/1854Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17319 FT (5279 M) ADVISORY NR: 2023/485 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS CONT OBS VA DTG: 23/1830Z OBS VA CLD: SFC/FL200 N0501 W07540 - N0454 W07519 - N0452 W07519 - N0454 W07540 - N0501 W07540 MOV W 20KT FCST VA CLD +6HR: 24/0030Z SFC/FL200 N0457 W07548 - N0455 W07519 - N0452 W07518 - N0449 W07548 - N0457 W07548 FCST VA CLD +12HR: 24/0630Z NO VA EXP FCST VA CLD +18HR: 24/1230Z NO VA EXP RMK: VA NOT DETECTED ON STLT DUE TO WX CLDS IN SUMMIT AREA. VONA AND WEBCAM INDICATE VA EMS WITH VA MOVING WNW. MDL WINDS AT FL FCST TO BACK A BIT NXT 6 HR BECMG MORE FM THE E. ...KONON NXT ADVISORY: WILL BE ISSUED BY 20230824/0100Z