Extreme video of the last F5 tornado to strike the U.S. -- Bridgecreek to Moore, OK on May 3, 1999. TornadoVideos.net storm chasers document the violent, 1-mile wide wedge from within 1/8 mile away! DO NOT SEEK SHELTER UNDERNEATH AN OVERPASS FROM A TORNADO!!! Recent research has shown that seeking shelter under an overpass puts you at greater riskof being killed or seriously injured by flying debris from the powerful tornadic winds. Ranked 3.47 / 5 | 326 views | No comments Click here to watch the video Submitted By: TornadoVideosdotnet Tags: tornado video F5 Moore Oklahoma storm chasers footage supercell extreme