FVXX23 KNES 011220 VA ADVISORY DTG: 20210801/1220Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17457 FT (5321 M) ADVISORY NR: 2021/090 INFO SOURCE: GOES-16. VONA. NWP MODELS. ERUPTION DETAILS: VA CLD RPRTD. OBS VA DTG: 01/1200Z OBS VA CLD: SFC/FL200 N0513 W07528 - N0455 W07519 - N0452 W07519 - N0504 W07540 - N0513 W07528 MOV NW 5KT FCST VA CLD +6HR: 01/1800Z SFC/FL200 N0513 W07528 - N0454 W07519 - N0452 W07519 - N0504 W07540 - N0513 W07528 FCST VA CLD +12HR: 02/0000Z NO VA EXP FCST VA CLD +18HR: 02/0600Z NO VA EXP RMK: VA CLD RPRTD IN VONA AND OBS IN STLT MOV NW OF SUMMIT APRX 20 NM PRIOR TO DSIPTG. FL BASED ON NWP MODEL GDNC WINDS. ...JLEVINE NXT ADVISORY: WILL BE ISSUED BY 20210801/1815Z