Meteorologists warn of tornadoes, hail for Great Plains on Saturday
Tornado threat actually much more widespread than 'Tornado Alley'
4 feet of hail? Massive hail storm hits Texas panhandle
US records warmest March; more than 15000 warm temperature records broken
First Posted: 04/13/2012 12:21 pm Updated: 04/13/2012 10:56 pm