As we head into the weekend, a major winter storm system is going to slide some of the coldest air we’ve felt in years right over Michigan - and we’re going to be in a deep freeze for a few days.

While many trees are dormant these months — and will remain so until their leaves and flowers burst through in the springtime — they sure can create a cacophony in the still of winter.

"During spells of extreme cold or when trees haven’t had time to acclimate, the life-sustaining sap inside a tree can begin to freeze," the foundation said on its website.