Wall clouds can be an indicator of a tornado, NWS says. The rotation detected yesterday may have spun up due to the storm crossing the lake breeze over Lake Michigan. "Sometimes that can be just ...

MYRTLE BEACH, SC (WMBF) - March is the start of severe weather season here in South Carolina and Meteorologist Matt Bullock explains how a tornado ... the clouds and we call that the wall ...

If the conditions are right, a tornado will form underneath the wall cloud. By the time severe weather hits, it's already too late. Disaster preparedness is about having an established safety ...

Wall cloud: A rotating lowering cloud underneath that supercell storm from which the tornado would form. Shelf cloud: A long cloud that stretches across the horizon. It does not contain ...