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

Meanwhile, dust storms spurred by high winds claimed almost a dozen lives on Friday. Eight people died in a Kansas highway pileup involving at least 50 vehicles, according to the state highway patrol. Authorities said three people also were killed in car crashes during a dust storm in Amarillo, in the Texas Panhandle.

Twenty-six tornadoes were reported but not confirmed to have touched down late on Friday night and early on Saturday as a low-pressure system drove powerful thunderstorms across p

A powerful storm system that tore across the United States in recent days is poised to move offshore into the Atlantic Monday, but in its wake are devastated communities across multiple states that were hit with violent tornadoes,

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 moving east.

An "outbreak" of tornadoes and severe thunderstorms is expected through Saturday night in Alabama, Mississippi, Louisiana, and other southern states.

A video recorded in Calera, Alabama, shows significant damage left behind after powerful storms swept through the region over the weekend. The powerful storm system responsible for the damage has left more than 30 people dead from tornadoes and a dust storm.

INTENSE PHOTOS AND VIDEOS | DAMAGE REPORTS | POWER OUTAGES | STATE OF EMERGENCY | WVTM 13 LIVE DOPPLER RADAR | UPLOAD YOUR WEATHER PHOTOS | WAYS TO STAY SAFE | GET WEATHER NOTIFICATIONS A severe storm system capable of producing tornadoes,