The menacing dark cloud was more like a funnel, so the locals called it a black hole.

Unusual cloud the inhabitants of London saw in the sky. They shared the pictures on social networks.

The footage shows an ominous dark cloud, like a funnel, the locals called it a black hole.

Unusual gray clouds appeared after a long heat. Before the storm clouds thickened in the sky and there was a “black hole.”

“Did anyone else see that creepy cloud this morning?”, “What is it floating in the sky over South London?”– users wrote.

Meteorologists said that this phenomenon is rare and is called asperities. On the lower side of the cloud appear pronounced wavy structure, which in combination with the heterogeneous thickness and lighting can give the clouds an unusual and frightening look.