Lightning bolt strikes roof of house in Cornwall Lighting struck the roof of a house in Tolvaddon, Cornwall, on Monday, 5 September, as approximately 36,000 lightning bolts were recorded in a 12 hour period.Thunder and lightning were seen across the UK on Sunday night, with the Met Office issuing a yellow thunderstorm warning until 4am on Monday.In footage posted on Facebook by Tolvaddon Community Fire Station, a loud boom can be heard as a lightning bolt strikes the house.Click here to sign up to our newsletters.