FVXX24 KNES 260408 VA ADVISORY DTG: 20230826/0408Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17319 FT (5279 M) ADVISORY NR: 2023/492 INFO SOURCE: GOES-16. VONA. NWP MODELS. ERUPTION DETAILS: VONA RPRT RCVD OBS VA DTG: 26/0340Z OBS VA CLD: SFC/FL190 N0456 W07531 - N0454 W07519 - N0453 W07519 - N0449 W07529 - N0456 W07531 MOV W 20KT FCST VA CLD +6HR: 26/0930Z SFC/FL190 N0458 W07550 - N0454 W07519 - N0453 W07519 - N0441 W07548 - N0458 W07550 FCST VA CLD +12HR: 26/1530Z NO VA EXP FCST VA CLD +18HR: 26/2130Z NO VA EXP RMK: RCNT VONA RPRT RCVD INDICATING VA EMS. VA PSBLY OBS IN STLT IMAGERY JUST W FM SUMMIT. VA FCST THRU T+6 HRS BASED ON NWP MDL GUIDANCE. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20230826/1015Z