FVXX24 KNES 250644 VA ADVISORY DTG: 20230825/0644Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17319 FT (5279 M) ADVISORY NR: 2023/490 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: INTMT VA EMS. OBS VA DTG: 25/0610Z OBS VA CLD: SFC/FL200 N0454 W07519 - N0452 W07518 - N0435 W07620 - N0447 W07622 - N0454 W07519 MOV W 20KT FCST VA CLD +6HR: 25/1200Z SFC/FL200 N0453 W07519 - N0452 W07517 - N0434 W07623 - N0449 W07626 - N0453 W07519 FCST VA CLD +12HR: 25/1800Z NO VA EXP FCST VA CLD +18HR: 26/0000Z NO VA EXP RMK: VA CLD OBSD DISPG ABT 60 N MI FM SUMMIT. NWP MDLS SUGGEST VA AT FL200 AND FCST LTLCG IN VA CLD MOVMT. ...HOSLEY NXT ADVISORY: WILL BE ISSUED BY 20230825/1245Z