While experts say some manufacturing could shift back to the U.S., retaliatory tariffs could dry up the Canadian market for Maine timber. But many unknowns remain.

Since Trump moved into the White House, he has repeatedly said Canada should be the 51st state and referred to Prime Minister Justin Trudeau as “governor.” In a nation where political polarization is rare, the affronts have triggered a groundswell of patriotism that has many displaying the Canadian flag and its red maple leaf.

At the U.S. Embassy in Ottawa, a quote from former President Ronald Reagan is engraved on one wall. “Let the 5,000-mile border between Canada and the United States stand as a symbol for the future," Reagan said upon signing a 1988 free trade pact with America’s northern neighbor.

A storm tracking in from northwestern Canada will dive toward the Great Lakes Friday and then swing across the St. Lawrence Valley this weekend, producing a swath of heavy snow in an area that has been hit with major snowfalls in the past month,

Ottawa, Montreal and Quebec City are all in the heavy snow zone from the storm. A moderate to heavy amount of snow will fall on the northern parts of New York, Vermont, New Hampshire and Maine.