Forecasters: Dangerous storms moving into Midwest
Severe Weather
The roof of this business at Porter and Hughbert was blown into the street closing Porter after a tornado t struck the west and central parts of town, Friday, April 13, 2012, in Norman, Okla. In an unusually early and strong warning, national weather forecasters cautioned Friday that conditions are ripe for violent tornadoes to rip through the nation from Texas to Minnesota this weekend. (AP Photo/The Oklahoman, Steve Sisney) TABLOIDS OUT