Polar vortex could return to parts of US this winter, according to forecasters

The polar vortex that brought even the Niagara Falls to a halt in the US last winter could make a return in the coming months. Forecasters at AccuWeather.com predicted another harsh season for north-eastern states with more ice, snow and arctic winds causing below-freezing temperatures.  






Read More: http://www.independent.co.uk/news/world/americas/polar-vortex-could-return-to-parts-of-us-this-winter-forecaster-warns-9799814.html