Environment Canada confirms tornado touched down near London
Twister left a path 11 kilometres long and 200 metres wide
A barn with its roof peeled back like a tin can and a tangled power poles northeast of London, Ont. were the work of a small tornado, according to environment Canada.
Post-storm analysis in the wake of the thunderstorm that tore through the Thamesford Ont., area on April 11 proves a twister with peak winds up to 150 km/h was responsible for the damage.
The investigation, carried out by Western University and Environment Canada, concluded the EF-1 tornado left a path approximately 11 kilometres long and 200 metres wide.