FVXX20 KNES 140223 VA ADVISORY DTG: 20211214/0223Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17457 FT (5321 M) ADVISORY NR: 2021/437 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: OCL VA EMS OBS VA DTG: 14/0200Z OBS VA CLD: SFC/FL210 N0502 W07520 - N0452 W07517 - N0452 W07520 - N0457 W07528 - N0502 W07520 MOV NW 10KT FCST VA CLD +6HR: 14/0800Z SFC/FL210 N0507 W07519 - N0451 W07517 - N0452 W07519 - N0459 W07533 - N0507 W07519 FCST VA CLD +12HR: 14/1400Z NO VA EXP FCST VA CLD +18HR: 14/2000Z NO VA EXP RMK: OCL VA EMS MOVG NW FM SUMMIT OBS IN SAT DATA AND RPTD IN VONAS. NWP MDLS AGREE WITH OBS DIR AND FCST LTLCG THRU T+6. ...TUGGLE NXT ADVISORY: WILL BE ISSUED BY 20211214/0830Z