Published: 2009-03-01 16:02:43
Updated: 2009-03-01 16:02:43
Posted March 1, 2009 4:02 p.m. EST
These are well-organized thunderstorms that occassionally move across central North Carolina in the spring and early summer. They can be dangerous storm systems, explosively racing across the state at over 50 mph and causing widespread wind damage.