Imposing grey Arcus clouds tower on Thailand before tropical storm hits
Imposing grey Arcus clouds tower on Thailand before tropical storm hits

Imposing grey Arcus clouds were seen towering over central Thailand before a tropical downpour battered the region.

Footage shows the roll clouds hanging still in the air in Nonthaburi province on June 8.

Further footage from a secon angle shows the same cloud mass as it slowly dissipates.

Residents were amazed by the strking cloud formation.

The filmer said: "The clouds were shaped like a battleship in Star Wars.

I never thought I would see something so incredible right here in my hometown.'' An Arcus cloud, or shelf cloud, is a low, horizontal cloud which has two main types called 'roll clouds' and 'shelf clouds'.

They normally form along the edge or 'gust fronts' of thunderstorm outflow.