Violent tornadoes ripped through parts of the U.S., wiping out schools and toppling semitractor-trailers in several states.

Millions of Americans across the country are on alert for a severe weather outbreak as violent, long-track tornadoes with damaging winds of up to 80 mph and large hail are expected across the Midwest and South with the cross-country storm moveing east.

A dynamic storm that prompted foreboding predictions of dangerous weekend weather spawned tornadoes, dust storms and wildfires that killed at least 39 people and destroyed hundreds of homes and businesses.

A deadly tornado outbreak ripped through Missouri, Arkansas and Mississippi overnight Friday, leaving destruction, power outages and tragic loss in its wake.

A tornado outbreak swept across 13 states Friday and Saturday, with dozens of tornadoes responsible for 24 deaths and the destruction of countless homes and businesses across 12 states. It was the deadliest tornado outbreak since March 31 - April 1,

Terrifying tornadoes and severe storms have wreaked havoc across the southern U.S., leaving millions stranded and causing major travel disruptions. At least 40 people have died as tornadoes and extreme weather ravaged the US Midwest and South,