The volcano produced a series of strong explosions at 08:46, 08:59 and 18:20 local time today as reported by observers in social media and also Civil Protection Mexico. Ash plumes rose 3,937 ft (1,200 m) above the summit and drifted north-northwest.

https://www.volcanodiscovery.com/volcano-activity/news/141476/Volcanic-activity-worldwide-15-Sep-2021-Fuego-volcano-Karymsky-Popocatepetl-Semeru-Dukono-Rev.html