Forecasters: Dangerous storms moving into Midwest
Severe Weather
The roof of a business at Porter and Hughbert was blown into the street closing Porter after a tornado 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