What Makes a Storm Severe? [VIDEO]

We've just experienced strong damaging winds throughout Western New York over the last couple of days and more severe weather patterns are sure to come. Low pressure, high pressure, the polar vortex, the jet stream, El Nino – just what makes storms severe?

I've searched Youtube and found a good explanation from Storm Shield Meteorologist Jason Meyers. He tells us about three things that makes a storm severe, and he also tells us about the two things that don't. Hey, now you know.