William Demasi

The majestic Leoti supercell in western Kansas.

Probably one of the best days of our stay in the United States, from an initially linear thunderstorm system, a tornadic supercell was born among the most photogenic and impressive we have observed.

Mammatus clouds formed on the underside of the anvil, beautifully illuminated by the setting sun.

A beautiful supercell in western Kansas back in May 2016.

Another shot of the spectacular supercell near Leoti, Kansas.

Tornadic supercell in Leoti, Kansas

A magnificent storm front approaching from the sea, illuminated by lightning and the last lights of the twilight, some suggestive updrafts have repeatedly illuminated the darkness of the night.

Beautiful positive lightning in Genoa.

A tornadic supercell that was characterized by the production of a large number of vortices and by a particularly rapid and turbulent evolution

The very representative image of the wonderful show that has taken place on the Ligurian gulf in early August 2020

Tornadic sculpted supercell with an extremely spectacular evolution, characterized by a strong rotation of the mesocyclone even in the medium levels.

Magnificent sunset and some spectacular lightning strikes.

Amazing supercell north of Leoti, Kansas

The storm system was born in convergence on the dry line, lasting until the evening hours and giving a magnificent sunset and some spectacular lightning strikes.

A strong v-shape storm hit the western district of the city generating an outbreak of several waterspouts, one of these landed ashore causing light damages

Amazing supercell captured during a chase in Veneto, near Venice

Ligurian lightning show captured from Camogli.

Extreme vorticity on Saturday morning in Genoa! A strong v-shape storm hit the western district of the city generating an outbreak of waterspouts.