Turbulence surprised Air Canada pilots

View
 
Looking at the Nav Canada forecast for Thursday used by pilots across Canada, Mark Benson, an instructor for Mount Royal College's aviation program, said there was no turbulence forecast anywhere in Western Canada.
 
"It would have been a surprise for the pilots," he said.
 
The forecast Thursday morning for northeastern Washington's skies, however, was a different story.
 
Mike Fries, a meteorologist for the U.S. National Weather Service's office in Spokane, Wash., says a plane travelling over northeastern Washington might well have encountered serious turbulence. more...