FVXX22 KNES 201229 VA ADVISORY DTG: 20230320/1229Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17319 FT (5279 M) ADVISORY NR: 2023/158 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 20/1200Z OBS VA CLD: SFC/FL220 N0452 W07519 - N0452 W07517 - N0439 W07532 - N0446 W07535 - N0452 W07519 MOV SW 5KT FCST VA CLD +6HR: 20/1800Z SFC/FL220 N0453 W07520 - N0452 W07518 - N0434 W07535 - N0446 W07541 - N0453 W07520 FCST VA CLD +12HR: 21/0000Z NO VA EXP FCST VA CLD +18HR: 21/0600Z NO VA EXP RMK: GRAY, DENSE VA IS RPRT MOV SW. BUT IS NOT OBS ON STLT DUE TO WX CLDS. NWP MDL INDICATES A CONT SW MOV THRU T+6HRS. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20230320/1830Z