DETROIT — Detroit’s main airport has been shut down as a major snowstorm crawls across the region.

The National Weather Service issued weather advisories and warnings Wednesday across several northern U.S. states, from the Dakotas to ******** and much of the Northeast.

Crews are working to reopen Detroit Metropolitan Airport, which closed late Tuesday and ******** travellers amid icy conditions.

In Indiana, 51 passengers had to get off a plane after it slid on *** and stopped in a snowbank at Fort Wayne International Airport. No one was *******.

Meanwhile ********** and WestJet are waiving change fees for travel today, Jan. 23, to several airports in Ontario and Quebec due to winter weather. On **********’s list are Comox, North Bay, Montreal, Ottawa, Rouyn-Noranda, Val D’Or, Sault Ste. Marie, Sudbury and Toronto (YYZ and YTZ). WestJet’s list includes gateways in southern Ontario, Montreal and the east coast.

With files from The Associated Press