Updated: Wednesday, 21 Jul 2010, 6:25 PM EDT
Published : Wednesday, 21 Jul 2010, 6:25 PM EDT
TERRE HAUTE, Ind. (WTHI) - There have been of reports of tornado's across the Wabash Valley the last two days. Storm Team 10's Pamela Gardner explains what it takes for a tornado to be called a tornado.
Click play on the video to watch the explainer.
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