Locals.

I found this link, it's not in English but Im sure that's not a problem. It shows the technique they use. It's actually from the ground not planes.

https://www.merca2.es/2022/08/02/las-caracteristicas-del-sistema-antigranizo-que-ha-salvado-de-la-ruina-a-unos-pocos-agricultores-de-calanda-1040615/