Gas and steam emissions with possible volcanic ash were reported at Puracé on 18 October 2026 at 10:20 UTC. Ash was not observed in satellite imagery; forecasts indicate movement to the northwest.Original VAAC bulletin:FVXX24 at 10:57 UTC, 18/10/26 from KNESVA ADVISORYDTG: 20261018/1054ZVAAC: WASHINGTONVOLCANO: PURACE 351060PSN: N0219 W07624AREA: COLOMBIASOURCE ELEV: 15256 FT AMSLADVISORY NR: 2026/636INFO SOURCE: GOES-19. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS RPRTDEST VA DTG: 18/1020ZEST VA CLD: SFC/FL180 N0223 W07631 - N0219 W07623- N0219 W07624 - N0220 W07632 - N0223 W07631 MOVW 5KT FCST VA CLD +6HR: 18/1630Z SFC/FL180 N0225 W07629- N0219 W07623 - N0219 W07624 - N0223 W07631 -N0225 W07629 FCST VA CLD +12HR: 18/2230Z NO VA EXPFCST VA CLD +18HR: 19/0430Z NO VA EXPRMK: VONA RPRT RCVD FR VA EMS. EMS OF GAS ANDSTEAM WITH PSBL VA MIXED IN OBS IN WEBCAM. VA NOTOBS IN STLT IMG. WNW MVMT EXP TO SHIFT NW BY T+6.FCST BASED ON VONA AND MDL WINDS. ...GATLINGNXT ADVISORY: WILL BE ISSUED BY 20261018/1700Z