Weird storm with mammatus clouds

Strange storm clouds that appeared north of Prague on 27 June 2022. Not a drop of water fell from the clouds and there was a very strong smell of sulphur everywhere. A rare and beautiful "mammatus" cloud also briefly appeared in the sky.
Podivné bouřkové mraky, které se objevily na sever od Prahy 27. června 2022. Z mraků nespadla ani kapka vody a všude byla velmi silně cítit síra. Na obloze se krátce objevil i vzácný a krásný mrak "mammatus".

(shots from 3 different cameras, time lapse)