A spring storm system will move east over the next three days, bringing a variety of dangerous and life-threatening weather from the Heartland to the East Coast.
Tornadoes form by an extreme spinning of air caused by a mixture of heat, humidity and changes in air. Here's how they all ...
WAYS TO STAY SAFE | TORNADO WATCHES VS. WARNINGS | UPLOAD YOUR WEATHER PHOTOS | GET WEATHER NOTIFICATIONSVideo above: How the WVTM 13 Live Doppler Radar worksSign up for our NewslettersThe National ...