Lake-effect snow in Buffalo: What is it? What's the cause?

The Buffalo region of the US has been hit by 'lake-effect snow' – a cold air that sweeps across the Great Lakes and sucks up moisture that falls as snow.

MyRadar What is Lake Effect Snow? Why Buffalo is the Bullseye

Western New York is forecast to get even more snow after more than

Lake-effect storm dumps several feet in NY; more expected

More Lake Effect Snow on the Way for Buffalo - WeatherNation

FEET Of Snow To Bury Great Lakes As Lake Effect Storm Ramps Up

Lake-Effect Snow and the November 2014 Buffalo Storm – wildcard

Lake-effect snow impacts Western and Central New York

Understanding Lake Effect Snow

Eyes look to Bills-Chiefs game as Buffalo expects a weekend snow storm