Scientist Jo Harding and her crack team of tornado chasers are pursuing the most destructive weatherfront to sweep through mid-America's Tornado Alley in 50 years. TV weatherman Bill Harding is trying to get his tornado-hunter wife, Jo, to sign divorce papers so he can marry his girlfriend Melissa. But Mother Nature, in the form of a series of intense storms has other plans. Jo's team is planning to launch revolutionary electronic sensors into the...