FVXX22 KNES 291420 VA ADVISORY DTG: 20210829/1420Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17457 FT (5321 M) ADVISORY NR: 2021/141 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS RPRTD IN VONA OBS VA DTG: 29/1350Z OBS VA CLD: SFC/FL190 N0500 W07534 - N0454 W07519 - N0452 W07519 - N0453 W07535 - N0500 W07534 MOV W 10KT FCST VA CLD +6HR: 29/2000Z SFC/FL190 N0455 W07519 - N0452 W07518 - N0448 W07540 - N0455 W07541 - N0455 W07519 FCST VA CLD +12HR: 30/0200Z NO VA EXP FCST VA CLD +18HR: 30/0800Z NO VA EXP RMK: MULTIPLE VONA RPRTS INDICATING VA MOV W/NW FM SUMMIT. VA NOT SEEN IN SAT AND POSSIBLE VA SEEN IN WEB CAM. MODEL GUIDANCE SHOWS A W/WNW MOV AT T+0 WITH A MORE W MOV BY T+6 HRS. ...KIBLER NXT ADVISORY: WILL BE ISSUED BY 20210829/2015Z