Add Yahoo as a preferred source to see more of our stories on Google. Michigan and the Great Lakes are bracing for another cold shot later this month — down to single digits in places — as a polar ...

Michigan and the Great Lakes are bracing for another cold shot later this month — down to single digits in places — as a polar vortex split in the stratosphere nudges frigid Arctic air southward.

A polar vortex split high in the stratosphere is expected to send frigid Arctic air toward Michigan and the Great Lakes. The event could bring colder-than-normal temperatures and late frosts to the ...