FVXX20 KNES 010710 VA ADVISORY DTG: 20210701/0710Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17457 FT (5321 M) ADVISORY NR: 2021/035 INFO SOURCE: GOES-16. SERVICIO GEOLOGICO COLOMBIANO. ERUPTION DETAILS: POSSIBLE VA EM OBS VA DTG: 01/0640Z OBS VA CLD: SFC/FL190 N0459 W07528 - N0453 W07519 - N0452 W07520 - N0454 W07530 - N0459 W07528 MOV W 10KT FCST VA CLD +6HR: 01/1230Z NO VA EXP FCST VA CLD +12HR: 01/1830Z NO VA EXP FCST VA CLD +18HR: 02/0030Z NO VA EXP RMK: VA EM NOT SEEN ON STLT IMAGERY DUE TO CLD CVR. VO RPRTS POSSIBLE VA EM. VA HEIGHT BASED ON MODEL GUIDANCE WITH LOWER CONFIDENCE. ...KIM NXT ADVISORY: WILL BE ISSUED BY 20210701/1315Z