Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 18000 ft (5500 m), or flight level 180, and moving at 25 kts in W direction.Original VAAC bulletin:FVXX23 at 13:25 UTC, 28/08/26 from KNESVA ADVISORYDTG: 20260828/1320ZVAAC: WASHINGTONVOLCANO: PURACE 351060PSN: N0219 W07624AREA: COLOMBIASOURCE ELEV: 15256 FT AMSLADVISORY NR: 2026/456INFO SOURCE: GOES-19. VONA. WEBCAM. NWP MODELS.VOLCAT. ERUPTION DETAILS: CONT VA EMS PSBLOBS VA DTG: 28/1240ZOBS VA CLD: SFC/FL180 N0223 W07630 - N0219 W07623- N0219 W07631 - N0223 W07630 MOV W 25KT FCST VA CLD +6HR: 28/1830Z SFC/FL180 N0223 W07629- N0219 W07623 - N0219 W07631 - N0223 W07629 FCST VA CLD +12HR: 29/0030Z SFC/FL180 N0222W07631 - N0219 W07623 - N0217 W07631 - N0222W07631 FCST VA CLD +18HR: 29/0630Z SFC/FL180 N0221W07631 - N0219 W07623 - N0217 W07631 - N0221W07631 RMK: CONT VA EMS PSBL MOV W FM SUMMIT. VA NOT OBSIN STLT IMAGERY DUE TO WX CLDS. ONGOING SEISMICACT RPRTD. PSBL VA FCST TO CONT W MOV THRUT+18HRS BEFORE DISP. VO ACT LOW. ...FISHERNXT ADVISORY: WILL BE ISSUED BY 20260828/1915Z