FVXX21 KNES 211956 VA ADVISORY DTG: 20230621/1956Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17319 FT (5279 M) ADVISORY NR: 2023/359 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: POSS VA EMS OBS VA DTG: 21/1930Z OBS VA CLD: SFC/FL190 N0503 W07530 - N0454 W07519 - N0452 W07519 - N0457 W07532 - N0503 W07530 MOV NW 15KT FCST VA CLD +6HR: 22/0130Z NO VA EXP FCST VA CLD +12HR: 22/0730Z NO VA EXP FCST VA CLD +18HR: 22/1330Z NO VA EXP RMK: VA EMS/CLDS/NOT OBSD IN SAT AND WEBCAM DUE TO MET CLDS. VA FL/DIR BASED ON PREV VAA AND MDL GUIDANCE. NWP MDL FCST THRU T+0HR. ...ZENG NXT ADVISORY: WILL BE ISSUED BY 20230622/0200Z