FVXX23 KNES 230756 VA ADVISORY DTG: 20210723/0756Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17457 FT (5321 M) ADVISORY NR: 2021/066 INFO SOURCE: VONA. NWP MODELS. ERUPTION DETAILS: POSS VA CLD. OBS VA DTG: 23/0720Z OBS VA CLD: SFC/FL200 N0457 W07532 - N0453 W07519 - N0453 W07519 - N0449 W07532 - N0457 W07532 MOV W 25KT FCST VA CLD +6HR: 23/1330Z NO VA EXP FCST VA CLD +12HR: 23/1930Z NO VA EXP FCST VA CLD +18HR: 24/0130Z NO VA EXP RMK: POSS VA EMS RPRTD IN VONA. VA CLD NOT IDENTIFIABLE IN STLT OR IN VONA DUE TO WX CLD. FL AND MVMT BASED ON NWP MODEL GDNC WINDS. ...JLEVINE NXT ADVISORY: WILL BE ISSUED BY 20210723/1400Z