"We call it megaflash lightning and we're just now figuring out the mechanics of how and why it occurs," said Randy Cerveny, an Arizona State University President's Professor in the School of Geographical Sciences and Urban Planning."
Maybe the meteorology department can figure it out. /s
Link: https://phys.org/news/2025-07-weather-tracking-advances-revealing-astonishing.html?ICID=ref_fark