FVXX22 KNES 241423 VA ADVISORY DTG: 20211224/1423Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17457 FT (5321 M) ADVISORY NR: 2021/474 INFO SOURCE: GOES-16. VONA. NWP MODELS. INSIVUMEH. ERUPTION DETAILS: VA EMS OBS VA DTG: 24/1400Z OBS VA CLD: SFC/FL190 N0453 W07519 - N0441 W07510 - N0439 W07514 - N0453 W07519 - N0453 W07519 MOV SE 15KT FCST VA CLD +6HR: 24/2000Z SFC/FL190 N0453 W07519 - N0443 W07505 - N0438 W07510 - N0452 W07520 - N0453 W07519 FCST VA CLD +12HR: 25/0200Z NO VA EXP FCST VA CLD +18HR: 25/0800Z NO VA EXP RMK: VA EMS REPORTED VIA VONAS. VA CLDS NOT SEEN IN SAT CLEARLY DUE TO MET CLDS. VA FL/DIR BASED ON RPRTS. NWP MDL FCST LTLCG THRU T+6HRS. ...ZENG NXT ADVISORY: WILL BE ISSUED BY 20211224/2030Z