volcanoes10.63 min readKrakatau ash plume reaches flight level 450 as eruption continuesVolcanic activity at Krakatau continues with a VAAC advisory reporting an ash plume rising to flight level 450 (45,000 ft / 13,700 m) and moving west; further advisories are expected as monitoring continues (as of 16:30 UTC on Sep 4, 2026).1 hour ago•Source: Volcano DiscoveryView original source