Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 17000 ft (5200 m), or flight level 170.Original VAAC bulletin:FVXX23 at 02:03 UTC, 04/09/26 from KNESVA ADVISORYDTG: 20260904/0200ZVAAC: WASHINGTONVOLCANO: PURACE 351060PSN: N0219 W07624AREA: COLOMBIASOURCE ELEV: 15256 FT AMSLADVISORY NR: 2026/480INFO SOURCE: GOES-19. VONA. NWP MODELS. ERUPTION DETAILS: NEW VA EMSOBS VA DTG: 04/0130ZOBS VA CLD: SFC/FL170 N0223 W07636 - N0220 W07624- N0219 W07624 - N0216 W07636 - N0223 W07636 MOVW 20KT FCST VA CLD +6HR: 04/0730Z SFC/FL170 N0225 W07638- N0220 W07623 - N0219 W07625 - N0216 W07638 -N0225 W07638 FCST VA CLD +12HR: 04/1330Z SFC/FL170 N0226W07639 - N0220 W07624 - N0219 W07624 - N0216W07639 - N0226 W07639 FCST VA CLD +18HR: 04/1930Z SFC/FL170 N0226W07640 - N0220 W07624 - N0218 W07625 - N0216W07639 - N0226 W07640 RMK: VA DETECTED ON STLT MOVG W OF SUMMIT. VONAINDICATES VA EMS. NO CHG FCST TO MDL WINDS AT FLNXT 18 HR. ...KONONNXT ADVISORY: WILL BE ISSUED BY 20260904/0800Z