FVXX22 KNES 010038 VA ADVISORY DTG: 20210901/0038Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17457 FT (5321 M) ADVISORY NR: 2021/148 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: CONTG OCNL VA EMS. OBS VA DTG: 01/0010Z OBS VA CLD: SFC/FL210 N0455 W07532 - N0455 W07519 - N0453 W07518 - N0450 W07532 - N0455 W07532 MOV W 20KT FCST VA CLD +6HR: 01/0600Z SFC/FL210 N0456 W07538 - N0455 W07519 - N0452 W07518 - N0450 W07539 - N0456 W07538 FCST VA CLD +12HR: 01/1200Z NO VA EXP FCST VA CLD +18HR: 01/1800Z NO VA EXP RMK: VA CLD OBS MOV W 10 NM FM SUMMIT. OBS VA FL ESTD FM NWP MDLS WITH LOWER CONFIDENCE. LTLCG FCST IN FL WINDS THRU T+6 HRS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20210901/0645Z