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 sweeping across Oklahoma, has other plans. Soon the three have joined the team of stormchasers as they attempt to insert a revolutionary measuring device into the very heart of several extremely violent tornados.
Bill and Jo Harding, advanced storm chasers on the brink of divorce, must join together to create an advanced weather alert system by putting themselves in the cross-hairs of extremely violent tornadoes.