Video 2 of 6 filmed in sequence. (view the other 5 to see this tornado from beginning to the end) Filmed this tornado approx 6:50 PM Sun June 22, 2008 as it slowly moved N, a skinny tail kept dropping to the ground, then ascending. This F0 tornado ripped the roof off a barn, & was 50 metres wide at the bottom, cutting a path 2 KM long, taking down trees & damaging crop along the way before it went back up into the sky. Location of shots: Plover Mills Road at Valleyview Rd, NW of Thorndale, ON, Canada, 15 minutes NE of London, ON, Canada.
Storm chaser video of recent Goderich, ON, Canada Tornado Aug 21, 2011:
CTV Newsnet video of June 22, 2008 London, ON, Canada tornado: