As the US enters peak tornado season, expert reveals when and where they're most likely to occur - and how climate change could be causing patterns to shift



May and June are typically peak months for tornadoes in North America. 
We asked Penn State meteorology professors Paul Markowski and Yvette Richardson to explain why tornadoes form, how to stay safe if you're near one and whether climate change is affecting tornado patterns.  
Most headline-making tornadoes are spawned by what are known as supercell thunderstorms. 
These are large, intense storms characterized by an updraft (rising air) that rotates.
Scroll down for videos 
HOW IS A TORNADOES INTENSITY RATED? The Enhanced Fujita Scale, or EF scale, is used to assign a tornado a 'rating'... read more

 
19 May 2017 in Science &Technology, Views: 55
Source: Daily Mail
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