FVXX24 KNES 040623 VA ADVISORY DTG: 20210704/0623Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17457 FT (5321 M) ADVISORY NR: 2021/037 INFO SOURCE: GOES-16. VONA. NWP MODELS. ERUPTION DETAILS: VA EM 04/0530Z. OBS VA DTG: 04/0600Z OBS VA CLD: SFC/FL220 N0454 W07519 - N0453 W07519 - N0444 W07537 - N0449 W07539 - N0454 W07519 MOV SW 20KT FCST VA CLD +6HR: 04/1200Z SFC/FL220 N0454 W07519 - N0453 W07519 - N0438 W07544 - N0446 W07548 - N0454 W07519 FCST VA CLD +12HR: 04/1800Z NO VA EXP FCST VA CLD +18HR: 05/0000Z NO VA EXP RMK: VA EM RPTD 04/0530Z BY VONA AND OBS IN SAT MOV SW 20 NM FM SUMMIT. OBS VA FL ESTD FM NWP MDLS. LTLCG FCST IN FL WINDS THRU T+6 HRS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20210704/1230Z